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actaeon, Poleumita actaeon Perner, 1907 † - syn of: Oriostoma actaeon (Perner, 1907) † (FOSSIL)
acuminatus, Straparollus acuminatus Frýda, 1998 † (FOSSIL)
acuticosta, Euomphalus acuticosta Sandberger & Sandberger, 1855 † (FOSSIL)
acutus, Euomphalus acutus Sowerby, 1818 † (FOSSIL)
aequalis, Straparollus aequalis Sowerby, 1815 † (FOSSIL)
alacer, Philoxene alacer Perner, 1903 † (FOSSIL)
alaskensis, Euomphalus alaskensis Yochelson & Dutro, 1960 † (FOSSIL)
alata, Poleumita alata (Lindström, 1884) † (FOSSIL)
alata, Mastigospira alata (Whiteaves, 1892) † (FOSSIL)
alatus, Euomphalopterus alatus (Wahlenberg, 1821) † (FOSSIL)
aliger, Euomphalopterus aliger Perner, 1903 † (FOSSIL)
altus, Straparollus altus D'Orbigny, 1853 † - syn of: Colpomphalus altus (D'Orbigny, 1853) † (FOSSIL)
amaenus, Euomphalus amaenus de Koninck, 1881 † - syn of: Euomphalus elegans de Koninck, 1881 † (FOSSIL)
ammon, Straparollus ammon White & Whitfield, 1862 † (FOSSIL)
ammonitiformis, Straparollus ammonitiformis Etheridge jr., 1902 † (FOSSIL)
anabarica, Poleumita anabarica Kurushin, 1986 † (FOSSIL)
angelini, Euomphalus angelini Lindström, 1884 † - syn of: Lytospira angelini (Lindström, 1884) † (FOSSIL)
angularis, Euomphalus angularis Weller, 1900 † (FOSSIL)
annulatus, Straparollus annulatus Phillips, 1841 † - syn of: Ornollus annulatus (Phillips, 1841) † (FOSSIL)
annulatus, Euomphalus annulatus Phillips, 1841 † - syn of: Ornollus annulatus (Phillips, 1841) † (FOSSIL)
annulatus, Straparollus annulatus Whiteaves, 1892 † (FOSSIL)
anticostiensis, Euomphalus anticostiensis Twenhofel, 1928 † (FOSSIL)
antiquus, Euomphalus antiquus D'Orbigny, 1842 † - syn of: Omphalotrochus antiquus (D'Orbigny, 1842) † (FOSSIL)
apedalensis, Euomphalopterus apedalensis Pitcher, 1939 † (FOSSIL)
approximans, Poleumita approximans Perner, 1903 † - syn of: Oriostoma approximans (Perner, 1903) † (FOSSIL)
araneifer, Euomphalus araneifer Whidborne, 1892 † (FOSSIL)
archiaci, Euomphalus archiaci Goldfuss, 1844 † (FOSSIL)
arcturus, Leptomphalus arcturus Yancey, 1969 † (FOSSIL)
argutus, Philoxene argutus Fenton & Fenton, 1924 † (FOSSIL)
articulatus, Euomphalus articulatus Goldfuss, 1844 † (FOSSIL)
asanoi, Euomphalus asanoi Kase, 1988 † (FOSSIL)
aspirans, Poleumita aspirans Perner, 1903 † - syn of: Oriostoma aspirans (Perner, 1903) † (FOSSIL)
assidua, Poleumita assidua Perner, 1903 † - syn of: Oriostoma assidua (Perner, 1903) † (FOSSIL)
astraciformis, Hystricoceras astraciformis (Lindström, 1884) † (FOSSIL)
astraliformis, Hystricoceras astraliformis (Lindström, 1884) † (FOSSIL)
atavus, Straparollus atavus Koken & Perner, 1925 † - syn of: Straparollina atavus (Koken & Perner, 1925) † (FOSSIL)
ater, Straparollus ater Spitz, 1907 † (FOSSIL)
augustus, Pentagonodiscus augustus Wendt, 1968 † (FOSSIL)
australis, Straparollus australis Maxwell, 1961 † (FOSSIL)
barroisi, Poleumita barroisi Spitz, 1907 † - syn of: Oriostoma barroisi (Spitz, 1907) † (FOSSIL)
basinodosus, Euomphalus basinodosus Kirchner, 1915 † (FOSSIL)
besselensis, Leptomphalus besselensis Dickins, 1963 † (FOSSIL)
biarmatus, Euomphalus biarmatus Klipstein, 1843 † (FOSSIL)
bicavatus, Straparollus bicavatus Spriestersbach, 1942 † (FOSSIL)
billingsi, Spinicharybdis billingsi Rohr & Packard, 1982 † (FOSSIL)
boehmi, Woehrmannia boehmi Kittl, 1899 † (FOSSIL)
bohemicus, Straparollus bohemicus Barrande, 1907 † (FOSSIL)
boucoti, Spinicharybdis boucoti Rohr & al., 2008 † (FOSSIL)
brevis, Straparollus brevis Yoo, 1994 † (FOSSIL)
brooksensis, Euomphalus brooksensis Yochelson & Dutro, 1960 † (FOSSIL)
browni, Amphiscapha browni (Thomas, 1930) † (FOSSIL)
buchii, Schizostoma buchii Münster, 1841 † - syn of: Kokenella buchi (Münster, 1841) † (FOSSIL)
bundtzeni, Euomphalus bundtzeni Blodgett, 1992 † (FOSSIL)
bussoni, Nummocalcar bussoni Cox, 1969 † (FOSSIL)
caementarius, Philoxene caementarius Blodgett & Johnson, 1992 † (FOSSIL)
calciferus, Euomphalus calciferus Whitfield, 1889 † - syn of: Ecculiomphalus calciferus (Whitfield, 1889) † (FOSSIL)
calix, Amphiscapha calix Gordon & Yochelson, 1975 † (FOSSIL)
calyx, Schizostoma calyx (Phillips, 1836) † (FOSSIL)
calyx, Euomphalus calyx Phillips, 1836 † - syn of: Schizostoma calyx (Phillips, 1836) † (FOSSIL)
canteriata, Spinicharybdis canteriata Rohr & Packard, 1982 † (FOSSIL)
carbonarius, Euomphalus carbonarius Sowerby, 1844 † (FOSSIL)
carinata, Poleumita carinata de Sowerby & Murchison, 1839 † - syn of: Platyceras carinatum glabrum Lindström, 1884 † (FOSSIL)
carinifer, Euomphalus carinifer Koken, 1896 † - syn of: Boucotspira carinifer (Koken, 1896) † (FOSSIL)
cariniferus, Euomphalopterus cariniferus Koken, 1896 † - syn of: Boucotspira carinifer (Koken, 1896) † (FOSSIL)
carnicus, Euomphalus carnicus Frech, 1894 † - syn of: Omphalocirrus carnicus (Frech, 1894) † (FOSSIL)
cassianus, Euomphalus cassianus Koken, 1889 † - syn of: Amphitomaria cassiana (Koken, 1889) † (FOSSIL)
catilliformis, Euomphalus catilliformis de Koninck, 1881 † (FOSSIL)
catilloides, Amphiscapha catilloides (Conrad, 1842) † (FOSSIL)
catilloides, Schizostoma catilloides Conrad, 1842 † - syn of: Amphiscapha catilloides (Conrad, 1842) † (FOSSIL)
catillus, Euomphalus catillus (Martin, 1793) † (FOSSIL)
catillus, Schizostoma catillus Martin, 1793 † - syn of: Euomphalus catillus (Martin, 1793) † (FOSSIL)
centrifugus, Phanerotinus centrifugus Römer, 1843 † - syn of: Serpulospira centrifuga Römer, 1843 † (FOSSIL)
cera, Euomphalus cera Etheridge jr., 1917 † (FOSSIL)
cingulata, Poleumita cingulata Koken, 1896 † - syn of: Proturritella cingulata (Koken, 1896) † (FOSSIL)
circinalis, Goldfussoceras circinalis (Goldfuss, 1844) † (FOSSIL)
circinatus, Straparollus circinatus Fenton & Fenton, 1924 † - syn of: Orecopia circinatus (Fenton & Fenton, 1924) † (FOSSIL)
circularis, Euomphalus circularis Phillips, 1841 † - syn of: Ibergia circularis (Phillips, 1841) † (FOSSIL)
circularis, Straparollus circularis Phillips, 1841 † - syn of: Ibergia circularis (Phillips, 1841) † (FOSSIL)
circumliratus, Euomphalus circumliratus Whitfield, 1886 † - syn of: Lophonema circumlirata (Whitfield, 1886) † (FOSSIL)
cirrhosa, Euomphalopterus cirrhosa (Lindström, 1884) † (FOSSIL)
cirridioides, Schizostoma cirridioides Kittl, 1894 † (FOSSIL)
clymenioides, Straparollus clymenioides Hall, 1860 † (FOSSIL)
coluber, Straparollus coluber Perner, 1903 † - syn of: Bicarina coluber (Perner, 1903) † (FOSSIL)
compar, Poleumita compar Perner, 1903 † - syn of: Oriostoma compar (Perner, 1903) † (FOSSIL)
complanans, Straparollus complanans (Perner, 1903) † (FOSSIL)
complanatus, Euomphalus complanatus Klipstein, 1843 † - syn of: Anomphalus helicoides (Münster, 1841) † (FOSSIL)
conferta, Poleumita conferta Lamont † (FOSSIL)
conferta, Poleumita conferta Perner, 1903 † - syn of: Oriostoma dives (Perner, 1903) † (FOSSIL)
confertissima, Poleumita confertissima Perner, 1903 † - syn of: Oriostoma confertissima (Perner, 1903) † (FOSSIL)
confusus, Pleuronotus confusus Perner, 1903 † (FOSSIL)
conradi, Euomphalus conradi Hall, 1861 † (FOSSIL)
contrarius, Euomphalus contrarius Braun, 1841 † - syn of: Brochidium contrarium (Braun, 1841) † (FOSSIL)
conveximarginatus, Rhabdotocochlis conveximarginatus Zhu, 1995 † (FOSSIL)
cooperi, Nevadaspira cooperi Yochelson, 1971 † (FOSSIL)
corniculum, Poleumita corniculum Perner, 1907 † - syn of: Oriostoma corniculum (Perner, 1907) † (FOSSIL)
cornudanus, Euomphalus cornudanus Shumard, 1859 † (FOSSIL)
coroniferus, Euomphalus coroniferus de Koninck, 1881 † (FOSSIL)
corrugatus, Straparollus corrugatus Stauffer, 1909 † - syn of: Elasmonema corrugata (Stauffer, 1909) † (FOSSIL)
costata, Schizostoma costata Münster, 1841 † (FOSSIL)
costellatus, Euomphalus costellatus (McCoy) † (FOSSIL)
cottrelli, Straparollus cottrelli de Montfort, 1810 † (FOSSIL)
crateriformis, Euomphalus crateriformis Koninck † (FOSSIL)
crenulata, Poleumita crenulata (Whiteaves, 1884) † (FOSSIL)
crenulata, Straparollus crenulata de Montfort, 1810 † (FOSSIL)
crenulatum, Alaionema crenulatum (Meek, 1871) † (FOSSIL)
cristatus, Phanerotinus cristatus (Phillips, 1836) † (FOSSIL)
crotalostomus, Euomphalus crotalostomus M'Coy, 1844 † (FOSSIL)
cyclostomus, Philoxene cyclostomus (Hall, 1858) † (FOSSIL)
cymbellatus, Planotectus cymbellatus Yochelson, 1956 † (FOSSIL)
daphne, Straparollus daphne Billings, 1865 † (FOSSIL)
davidi, Straparollus davidi Dun & Benson, 1920 † (FOSSIL)
decewi, Pleuronotus decewi (Billings, 1861) † (FOSSIL)
delicata, Poleumita delicata Perner, 1903 † - syn of: Oriostoma delicata (Perner, 1903) † (FOSSIL)
dentata, Schizostoma dentata Münster, 1841 † - syn of: Euomphalus dentatus Münster, 1841 † (FOSSIL)
dentatus, Euomphalus dentatus Münster, 1841 † (FOSSIL)
depressa, Euomphalopsis depressa Stauffer, 1937 † (FOSSIL)
devonoaltus, Straparollus devonoaltus Heidelberger & Bandel, 1999 † (FOSSIL)
dextrata, Amphiscapha dextrata Yochelson, 1956 † (FOSSIL)
dimidiatus, Euomphalus dimidiatus Koken, 1896 † - syn of: Trochomphalus dimidiatus (Koken, 1896) † (FOSSIL)
dionysii, Straparollus dionysii de Montfort, 1810 † (FOSSIL)
discors, Poleumita discors (Sowerby, 1814) † (FOSSIL)
discors mariae, Poleumita discors mariae Reed ex Salter MS † (FOSSIL)
disjunctus, Euomphalus disjunctus Hall, 1859 † - syn of: Liomphalus disjunctus (Hall, 1859) † (FOSSIL)
dissoluta, Euomphalus dissoluta Eichwald, 1859 † - syn of: Pachystrophia devexa (Eichwald, 1859) † (FOSSIL)
dives, Poleumita dives Perner, 1903 † - syn of: Oriostoma dives (Perner, 1903) † (FOSSIL)
durhamensis, Poleumita durhamensis (Whiteaves, 1895) † (FOSSIL)
eboracensis, Euomphalus eboracensis Hall, 1859 † (FOSSIL)
elegans, Euomphalus elegans de Koninck, 1881 † (FOSSIL)
elora, Spinicharybdis elora (Billings, 1865) † (FOSSIL)
equalis, Euomphalus equalis Sowerby, 1815 † (FOSSIL)
esthetica, Sinutropis esthetica Perner, 1903 † (FOSSIL)
eurekensis, Euomphalus eurekensis Walcott, 1884 † (FOSSIL)
excavatus, Euomphalopterus excavatus Koken & Perner, 1925 † - syn of: Phragmolites excavatus (Koken & Perner, 1925) † (FOSSIL)
exiguus, Straparollus exiguus Kindle, 1900 † (FOSSIL)
expectans, Straparollus expectans Perner, 1907 † (FOSSIL)
explanatus, Straparollus explanatus de Koninck, 1881 † (FOSSIL)
exsertus, Straparollus exsertus Hudleston † (FOSSIL)
fairchildi, Euomphalus fairchildi Clarke & Ruedemann, 1903 † (FOSSIL)
fallax, Straparollus fallax de Koninck, 1844 † - syn of: Straparella fallax (de Koninck, 1844) † (FOSSIL)
fasciatum, Schizostoma fasciatum Goldfuss, 1844 † (FOSSIL)
fenestralis, Euomphalus fenestralis Whidborne, 1892 † (FOSSIL)
filifora, Straparollus filifora Perner, 1903 † (FOSSIL)
fimbriatus, Straparollus fimbriatus Moore † (FOSSIL)
fragilis, Straparollus fragilis Perner, 1903 † (FOSSIL)
franciscae, Straparollus franciscae Böhm, 1895 † (FOSSIL)
frenatus, Spinicharybdis frenatus (Lindström, 1884) † (FOSSIL)
frenatus, Euomphalopterus frenatus Lindström, 1884 † - syn of: Spinicharybdis frenatus (Lindström, 1884) † (FOSSIL)
gasconsensis, Spinicharybdis gasconsensis (Northrop, 1939) † (FOSSIL)
germanus, Euomphalus germanus Phillips, 1841 † - syn of: Rhenomphalus germanus (Phillips, 1841) † (FOSSIL)
gigantea, Amphiscapha gigantea Yochelson, 1956 † (FOSSIL)
giganteus, Heteronodosus giganteus Pan & Zhang, 1983 † (FOSSIL)
gigantonodus, Euomphalus gigantonodus Wang, 1985 † - syn of: Cylicioscapha multinodosa Pan, 1983 † (FOSSIL)
girtyi, Discotropis girtyi Yochelson, 1956 † (FOSSIL)
glabribasis, Euomphalus glabribasis Yochelson, 1956 † (FOSSIL)
globosa, Poleumita globosa von Schlotheim, 1820 † - syn of: Oriostoma globosum (von Schlotheim, 1820) † (FOSSIL)
globosum, Poleumita globosum von Schlotheim, 1820 † - syn of: Oriostoma globosum (von Schlotheim, 1820) † (FOSSIL)
goldfussi, Euomphalus goldfussi Archiac & Verneuil, 1842 † (FOSSIL)
gotlandicus, Euomphalus gotlandicus Lindström, 1884 † - syn of: Pachystrophia gotlandica (Lindström, 1884) † (FOSSIL)
gracilis, Rihamphalus gracilis (Ríha, 1938) † (FOSSIL)
gracilis, Schizostoma gracilis Braun, 1841 † - syn of: Schizogonium gracilis (Braun, 1841) † (FOSSIL)
gracilis, Euomphalopterus gracilis Koken & Perner, 1925 † (FOSSIL)
gradatus, Euomphalus gradatus Koken, 1896 † (FOSSIL)
granulatus, Euomphalus granulatus Assmann, 1924 † - syn of: Woehrmannia granulatus (Assmann, 1924) † (FOSSIL)
granulosa, Poleumita granulosa (Lindström, 1884) † (FOSSIL)
greggi, Linsleyella greggi (Rohr, 1980) † (FOSSIL)
gyrans, Poleumita gyrans (Lindström, 1884) † (FOSSIL)
haliburtoni, Poleumita haliburtoni McLearn, 1924 † (FOSSIL)
hecale, Straparollus hecale Hall, 1876 † (FOSSIL)
heliciformis, Straparollus heliciformis de Koninck, 1881 † (FOSSIL)
helicinus, Euomphalus helicinus Münster, 1840 † (FOSSIL)
helicoides, Euomphalus helicoides Klipstein, 1843 † - syn of: Anomphalus helicoides (Münster, 1841) † (FOSSIL)
hesdoensis, Euomphalus hesdoensis Sahni & Dutt, 1959 † - syn of: Keeneia hesdoensis (Sahni & Dutt, 1959) † (FOSSIL)
hippolyta, Straparollus hippolyta Billings, 1865 † (FOSSIL)
hoffmani, Euomphalus hoffmani Sowerby, 1814 † (FOSSIL)
hollingsworthi, Amphiscapha hollingsworthi (Knight, 1934) † (FOSSIL)
holopiforme, Acanthonema holopiforme Sherzer & Grabau, 1910 † (FOSSIL)
honoratus, Straparollus honoratus Perner, 1903 † (FOSSIL)
hudsonica, Poleumita hudsonica Parks, 1913 † (FOSSIL)
hypotropis, Philoxene hypotropis Hoffman, 1969 † - syn of: Pseudomphalotrochus gibsoni (Hoffman, 1969) † (FOSSIL)
illinoisensis, Euomphalus illinoisensis Thein & Nitecki, 1974 † (FOSSIL)
incarinatus, Poleumita incarinatus (Foerste, 1893) † (FOSSIL)
incongruens, Straparollus incongruens Perner, 1903 † (FOSSIL)
ineptus, Straparollus ineptus de Koninck, 1881 † (FOSSIL)
inferus, Straparollus inferus Lamont † (FOSSIL)
ingens, Mastigospira ingens La Rocque, 1949 † (FOSSIL)
initiopentagonatus, Pentagonodiscus initiopentagonatus Szabo, 1979 † (FOSSIL)
inops, Straparollus inops Hall, 1876 † (FOSSIL)
inornatus, Euomphalus inornatus Whiteaves, 1884 † - syn of: Pachystrophia inornatum (Whiteaves, 1884) † (FOSSIL)
intermedia, Mastigospira intermedia La Rocque, 1949 † (FOSSIL)
intermedia, Euomphalus intermedia Sowerby, 1814 † (FOSSIL)
intermedius, Amphiscapha intermedius Gordon & Yochelson, 1983 † (FOSSIL)
interrumpens, Sinutropis interrumpens Perner, 1903 † (FOSSIL)
involuta, Euomphalopsis involuta Ulrich & al., 1931 † (FOSSIL)
isaacsoni, Biformispira isaacsoni Rohr, 1980 † (FOSSIL)
isacsonni, Biformispira isacsonni Rohr, 1980 † (FOSSIL)
johnsoni, Linsleyella johnsoni Rohr, 1980 † (FOSSIL)
kaibabensis, Euomphalus kaibabensis Chronic, 1952 † (FOSSIL)
khmeriana, Cylicioscapha khmeriana (Mansuy, 1914) † (FOSSIL)
klobukowskii, Discotropis klobukowskii (Mansuy, 1912) † (FOSSIL)
kokeni, Straparollus kokeni Spitz, 1907 † (FOSSIL)
konobasis, Euomphalus konobasis Jeffery & al., 1994 † (FOSSIL)
kristianiensis, Kiaeromphalus kristianiensis Peel & Yochelson, 1976 † (FOSSIL)
krizi, Spinicharybdis krizi Rohr & al., 2008 † (FOSSIL)
kyrgyzensis, Alaionema kyrgyzensis Gubanov & al., 1995 † (FOSSIL)
labadyei, Nodeuomphalus labadyei (d'Archiac & de Verneuil, 1842) † (FOSSIL)
laevigatus, Straparollus laevigatus Léveillé, 1835 † - syn of: Straparollus levigatus Léveillé, 1835 † (FOSSIL)
laevis, Philoxene laevis (d'Archiac & de Verneuil, 1842) † (FOSSIL)
laminosus, Euomphalus laminosus Angelin & Lindström, 1880 † - syn of: Palaeomphalus obtusangulus (Angelin & Lindström, 1880) † (FOSSIL)
latus, Euomphalus latus Hall, 1858 † (FOSSIL)
laudabilis, Alaionema laudabilis (Perner, 1903) † (FOSSIL)
laxa, Acanthonema laxa Sherzer & Grabau, 1910 † (FOSSIL)
lens, Straparollus lens Hall, 1860 † - syn of: Angyomphalus lens (Hall, 1860) † (FOSSIL)
leptoni, Straparollus leptoni Tassell, 1982 † (FOSSIL)
leunissi, Tubiconcha leunissi (Heidelberger, 2001) † (FOSSIL)
leunissi, Nodeuomphalus leunissi Heidelberger & Bandel, 1999 † (FOSSIL)
levicarinatus, Euomphalus levicarinatus Yochelson, 1956 † (FOSSIL)
levigatus, Straparollus levigatus Léveillé, 1835 † (FOSSIL)
limatoidea, Euomphalopterus limatoidea Kindle, 1903 † (FOSSIL)
lineatus, Euomphalus lineatus Klipstein, 1843 † - syn of: Woehrmannia lineata (Klipstein, 1843) † (FOSSIL)
liratus, Euomphalopterus liratus (Kirk, 1928) † (FOSSIL)
liratus, Bathmopterus liratus Kirk, 1928 † - syn of: Euomphalopterus liratus (Kirk, 1928) † (FOSSIL)
liratus, Hippocampoides liratus Wade, 1926 † - syn of: Sohliina lirata (Wade, 1926) † (FOSSIL)
lonemountainensis, Straparollus lonemountainensis Blodgett & Johnson, 1992 † (FOSSIL)
longlingensis, Cylicioscapha longlingensis Pan, 1985 † (FOSSIL)
lundgreni, Hystricoceras lundgreni (Lindström, 1884) † (FOSSIL)
macrolineatus, Poleumita macrolineatus von Schlotheim, 1820 † - syn of: Oriostoma globosum (von Schlotheim, 1820) † (FOSSIL)
macromphalus, Straparollus macromphalus Winchell, 1863 † (FOSSIL)
macrothalma, Haswellia macrothalma (Haswell) † (FOSSIL)
magnus, Straparollus magnus Kurushin, 1986 † (FOSSIL)
magnus, Euomphalopsis magnus Rohr & al., 2002 † (FOSSIL)
mammula, Straparollus mammula de Koninck, 1881 † (FOSSIL)
mapingensis, Euomphalus mapingensis Grabau, 1936 † (FOSSIL)
marginale, Schizostoma marginale Eichwald, 1860 † - syn of: Mestoronema marginalis (Eichwald, 1860) † (FOSSIL)
marginalis, Euomphalus marginalis Murchison, Verneuil & Keyserling, 1845 † - syn of: Mestoronema marginalis (Eichwald, 1860) † (FOSSIL)
marginatiformis, Euomphalus marginatiformis Licharev, 1967 † (FOSSIL)
marginatus, Amphiscapha marginatus (d'Eichwald, 1860) † (FOSSIL)
mariae, Poleumita discors mariae Reed ex Salter MS (FOSSIL)
marklini, Euomphalopterus marklini (Lindström, 1884) † (FOSSIL)
marylandicus, Philoxene marylandicus Clarke & Swartz, 1913 † - syn of: Philoxene cyclostomus (Hall, 1858) † (FOSSIL)
mashkovae, Poleumita mashkovae Kurushin, 1986 † (FOSSIL)
medfraensis, Eleutherospira medfraensis Blodgett & Johnson, 1992 † (FOSSIL)
micidus, Leptomphalus micidus Yochelson, 1956 † (FOSSIL)
militaris, Phanerotinus militaris (Whidborne, 1892) † (FOSSIL)
minimus, Euomphalus minimus M'Coy, 1847 † (FOSSIL)
minor, Euomphalus minor Parks, 1915 † (FOSSIL)
minuta, Fascivalvata minuta Pan, 1982 † (FOSSIL)
minuta, Poleumita octavia minuta Pitcher (FOSSIL)
minutus, Straparollus minutus de Koninck, 1881 † - syn of: Straparollus levigatus Léveillé, 1835 † (FOSSIL)
minutus, Straparollus minutus Pan & Erwin, 2002 † - syn of: Stuoraxis minutus (Pan & Erwin, 2002) † (FOSSIL)
miser, Straparollus miser Perner, 1907 † - syn of: Pragoloron miser (Perner, 1907) † (FOSSIL)
missouriensis, Straparollus missouriensis Hall, 1852 † - syn of: Euomphalus subplanus Hall, 1852 † (FOSSIL)
mohri, Euomphalus mohri Kirchner, 1915 † (FOSSIL)
mongolicus, Euomphalus mongolicus Grabau, 1931 † (FOSSIL)
moniliferus, Nodeuomphalus moniliferus (Romanovsky, 1890) † (FOSSIL)
monticola, Sinistrispira monticola (Spitz, 1907) † (FOSSIL)
mopsus, Philoxene mopsus (Hall, 1868) † (FOSSIL)
mortoni, Philoxene mortoni Linsley & Yochelson, 1973 † (FOSSIL)
multinodosa, Cylicioscapha multinodosa Pan, 1983 † (FOSSIL)
multispina, Straparollus multispina Sandberger & Sandberger, 1855 † (FOSSIL)
mundus, Phanerotinus mundus Whidborne, 1892 † (FOSSIL)
muricata, Amphiscapha muricata (Knight, 1934) † (FOSSIL)
myeri, Poleumita myeri (Goldfuss, 1844) † (FOSSIL)
naresi, Offleyotrochus naresi (Etheridge jr., 1878) † (FOSSIL)
neapolitanus, Euomphalus neapolitanus Whidborne, 1892 † (FOSSIL)
newberryi, Acanthonema newberryi (Meek, 1871) † (FOSSIL)
nitidulus, Euomphalus nitidulus Angelin & Lindström, 1880 † (FOSSIL)
nodocarinatus, Euomphalus nodocarinatus Wanner, 1922 † (FOSSIL)
nodulosus, Euomphalus nodulosus de Koninck, 1876 † (FOSSIL)
northi, Euomphalus northi Etheridge jr., 1890 † - syn of: Omphalocirrus northi (Etheridge jr., 1890) † (FOSSIL)
northviewensis, Straparollus northviewensis Branson, 1938 † - syn of: Angyomphalus northviewensis (Branson, 1938) † (FOSSIL)
nudus, Phanerotinus nudus Sowerby, 1844 † (FOSSIL)
oblita, Poleumita oblita Perner, 1903 † - syn of: Oriostoma oblita (Perner, 1903) † (FOSSIL)
obtusangulus, Euomphalus obtusangulus Angelin & Lindström, 1880 † - syn of: Palaeomphalus obtusangulus (Angelin & Lindström, 1880) † (FOSSIL)
obtusus, Euomphalus obtusus Hall, 1858 † - syn of: Euomphalus subplanus Hall, 1852 † (FOSSIL)
octavia, Poleumita octavia (D'Orbigny, 1850) † (FOSSIL)
octavia minuta, Poleumita octavia minuta Pitcher † (FOSSIL)
oculus, Euomphalus oculus Sowerby, 1838 † - syn of: Keeneia ocula (Sowerby, 1838) † (FOSSIL)
oldhami, Schizostoma oldhami (Sowerby, 1814) † (FOSSIL)
oldhami, Euomphalus oldhami Reed, 1944 † (FOSSIL)
ophirensis, Straparollus ophirensis Hall & Whitfield, 1877 † (FOSSIL)
ordovicius, Euomphalopterus ordovicius Longst, 1924 † - syn of: Boucotspira ordovicia (Longst, 1924) † (FOSSIL)
ordovicus, Euomphalopterus ordovicus Longst, 1924 † - syn of: Boucotspira ordovicia (Longst, 1924) † (FOSSIL)
orinini, Euomphalus orinini Wenjukov, 1899 † - syn of: Pachystrophia orinini (Wenjukov, 1899) † (FOSSIL)
ornatula, Poleumita ornatula Perner, 1903 † - syn of: Oriostoma ornatula (Perner, 1903) † (FOSSIL)
ovata, Rhabdotocochlis ovata Wang, 1980 † (FOSSIL)
paffrathianus, Nodeuomphalus paffrathianus Bandel & Frýda, 1998 † (FOSSIL)
pancakensis, Euomphalus pancakensis Mount, 1973 † (FOSSIL)
paradoxus, Phanerotinus paradoxus Winchell, 1863 † - syn of: Serpulospira paradoxus (Winchell, 1863) † (FOSSIL)
parens, Poleumita parens Perner, 1903 † - syn of: Oriostoma parens (Perner, 1903) † (FOSSIL)
parvulum, Devonicornu parvulum Frýda, 1998 † (FOSSIL)
parvulus, Euomphalus parvulus Weigner, 1938 † (FOSSIL)
parvulus, Poleumita parvulus Whiteaves, 1895 † - syn of: Oriostoma parvula Whiteaves, 1895 † (FOSSIL)
parvus, Euomphalus parvus Waagen, 1880 † (FOSSIL)
patulus, Euomphalus patulus Koken & Perner, 1925 † (FOSSIL)
paullulus, Straparollus paullulus Koken & Perner, 1925 † (FOSSIL)
paveyi, Philoxene paveyi Foerste, 1923 † - syn of: Straparollus bohemicus Barrande, 1907 † (FOSSIL)
pectinata, Poleumita pectinata Perner, 1903 † - syn of: Nonorios pectinata (Perner, 1903) † (FOSSIL)
pentangularis, Euomphalus pentangularis Sowerby, 1814 † (FOSSIL)
pentangulatus, Euomphalus pentangulatus Sowerby, 1814 † (FOSSIL)
perkinsi, Euomphalus perkinsi Whitfield, 1890 † - syn of: Malayaspira perkinsi (Whitfield, 1890) † (FOSSIL)
perlongus, Philoxene perlongus Perner, 1903 † (FOSSIL)
permianus, Straparollus permianus (King, 1848) † (FOSSIL)
pernodosus, Euomphalus pernodosus Meek & Worthen, 1870 † (FOSSIL)
perprofondus, Philoxene perprofondus Perner, 1903 † (FOSSIL)
persculpta, Poleumita persculpta Perner, 1907 † - syn of: Oriostoma persculpta (Perner, 1907) † (FOSSIL)
perspectivus, Euomphalus perspectivus Swallow, 1863 † (FOSSIL)
peruviana, Amphiscapha peruviana Chronic, 1949 † (FOSSIL)
peruvianus, Phymatifer peruvianus Haas, 1953 † - syn of: Colpomphalus peruvianus (Haas, 1953) † (FOSSIL)
perversus, Euomphalus perversus D'Orbigny, 1842 † (FOSSIL)
peskensis, Nodeuomphalus peskensis (Mazaev, 1994) † (FOSSIL)
philosophus, Philoxene philosophus Whidborne, 1889 † - syn of: Pseudomphalotrochus philosophus (Whidborne, 1889) † (FOSSIL)
pileopsideus, Straparollus pileopsideus Phillips, 1836 † (FOSSIL)
pirochiensis, Nodeuomphalus pirochiensis (Mazaev, 1994) † (FOSSIL)
placidus, Straparollus placidus de Koninck, 1881 † - syn of: Straparella placidus (de Koninck, 1881) † (FOSSIL)
planidorsatus, Euomphalus planidorsatus Meek & Worthen, 1860 † - syn of: Euomphalus planodorsatus Meek & Worthen, 1860 † (FOSSIL)
planiformis, Philoxene planiformis Heidelberger & Bandel, 1999 † (FOSSIL)
planispira, Euomphalus planispira Hall, 1856 † - syn of: Serpulospira planispira (Hall, 1856) † (FOSSIL)
planodiscus, Straparollus planodiscus Hall, 1860 † (FOSSIL)
planodorsatus, Euomphalus planodorsatus Meek & Worthen, 1860 † (FOSSIL)
planorbiformis, Straparollus planorbiformis de Koninck, 1881 † (FOSSIL)
planorbis, Centrifugus planorbis (Bronn, 1835) † (FOSSIL)
planorbis, Euomphalus planorbis d'Archiac & de Verneuil, 1842 † (FOSSIL)
planus, Euomphalus planus Girty, 1915 † - syn of: Euomphalus similis Meek & Worthen, 1862 † (FOSSIL)
planus, Straparollus planus Heidelberger, 2001 † (FOSSIL)
plicatulus, Philoxene plicatulus Perner, 1903 † (FOSSIL)
plummeri, Euomphalus plummeri Knight, 1934 † (FOSSIL)
portlandensis, Straparollus portlandensis Fenton & Fenton, 1924 † (FOSSIL)
potens, Poleumita potens Perner, 1903 † - syn of: Oriostoma potens (Perner, 1903) † (FOSSIL)
praestans, Philoxene praestans (Perner, 1903) † (FOSSIL)
praetextus, Euomphalopterus praetextus Lindström, 1884 † (FOSSIL)
pravoslavi, Novakopteron pravoslavi Horný, 2001 † (FOSSIL)
procera, Centrifugus procera (Perner, 1907) † (FOSSIL)
prosseri, Poleumita prosseri Foerste, 1919 † (FOSSIL)
proxima, Amphiscapha proxima Yochelson, 1956 † (FOSSIL)
publicus, Discotropis publicus Yochelson, 1956 † (FOSSIL)
pugilis, Euomphalus pugilis Phillips, 1836 † (FOSSIL)
pugiloides, Euomphalus pugiloides Hayasaka, 1967 † (FOSSIL)
pulchra, Stusakia pulchra Frýda, 1998 † (FOSSIL)
pulchrior, Straparollus pulchrior Hudleston † (FOSSIL)
pusillus, Leptomphalus pusillus (Waagen, 1880) † (FOSSIL)
pygmaeus, Euomphalus pygmaeus Münster, 1841 † - syn of: Anomphalus helicoides (Münster, 1841) † (FOSSIL)
qingyanensis, Euomphalus qingyanensis Yin & Yochelson, 1983 † (FOSSIL)
quadrivolvis, Straparollus quadrivolvis Hall, 1856 † (FOSSIL)
radiatus, Euomphalus radiatus Goldfuss, 1832 † (FOSSIL)
recedens, Poleumita recedens Perner, 1903 † - syn of: Oriostoma recedens (Perner, 1903) † (FOSSIL)
reconditus, Euomphalus reconditus Klipstein, 1843 † - syn of: Anomphalus helicoides (Münster, 1841) † (FOSSIL)
rectangulatus, Euomphalus rectangulatus Mansuy, 1913 † - syn of: Discotropis klobukowskii (Mansuy, 1912) † (FOSSIL)
recticosta, Euomphalopterus recticosta Perner, 1903 † (FOSSIL)
reedsi, Amphiscapha reedsi (Knight, 1934) † (FOSSIL)
retrorsus, Philoxene retrorsus (Römer, 1850) † (FOSSIL)
reussii, Pentagonodiscus reussii (Hauer, 1853) † (FOSSIL)
robusta, Poleumita robusta Perner, 1903 † - syn of: Oriostoma robusta (Perner, 1903) † (FOSSIL)
roemeri, Poleumita roemeri Lindström, 1884 † - syn of: Oriostoma roemeri (Lindström, 1884) † (FOSSIL)
rota, Euomphalus rota Sandberger & Sandberger, 1854 † - syn of: Rhenomphalus rota (Sandberger & Sandberger, 1854) † (FOSSIL)
rotundus, Euomphalus rotundus Parks, 1915 † (FOSSIL)
rotundus, Euomphalus rotundus Wang, 1982 † (FOSSIL)
rudis, Straparollus rudis Hall, 1876 † (FOSSIL)
rugata, Rhabdotocochlis rugata Knight, 1933 † (FOSSIL)
rugosa, Poleumita rugosa (Sowerby, 1814) † (FOSSIL)
rugosus, Euomphalus rugosus Hall, 1858 † - syn of: Amphiscapha subrugosa (Meek & Worthen, 1873) † (FOSSIL)
sampsoni, Euomphalus sampsoni Nettleroth, 1889 † - syn of: Lyrioceras sampsoni (Nettleroth, 1889) † (FOSSIL)
savagei, Straparollus savagei Knight, 1934 † (FOSSIL)
scamnata, Poleumita scamnata Clarke & Ruedemann, 1903 † (FOSSIL)
schnurii, Euomphalus schnurii d'Archiac & de Verneuil, 1842 † (FOSSIL)
sculptum, Poleumita sculptum de Sowerby & Murchison, 1839 † - syn of: Oriostoma globosum (von Schlotheim, 1820) † (FOSSIL)
seductor, Euomphalopterus seductor Perner, 1903 † (FOSSIL)
segurai, Calzadina segurai Forner & Valls, 2014 † (FOSSIL)
semiplanus, Poleumita semiplanus Perner, 1907 † (FOSSIL)
septata, Fletcherviewia septata Cook, 1993 † (FOSSIL)
serpens, Philoxene serpens Phillips, 1841 † - syn of: Philoxene laevis (d'Archiac & de Verneuil, 1842) † (FOSSIL)
serpenteus, Straparollus serpenteus de Montfort, 1810 † (FOSSIL)
serpula, Phanerotinus serpula (de Koninck, 1843) † (FOSSIL)
serrata, Schizostoma serrata Münster, 1841 † - syn of: Schizogonium serratum (Münster, 1841) † (FOSSIL)
serratus, Euomphalus serratus Knight, 1934 † (FOSSIL)
sichuanensis, Tongweispira sichuanensis Tong & Erwin, 2001 † (FOSSIL)
similis, Euomphalus similis Meek & Worthen, 1862 † (FOSSIL)
simulans, Saturnotropis simulans (Perner, 1903) † (FOSSIL)
simulans, Muirheada simulans (Salter) † (FOSSIL)
simuloides, Euomphalus simuloides Grabau, 1931 † (FOSSIL)
sinister, Euomphalus sinister Tolmachoff, 1930 † (FOSSIL)
sinistralis, Eleutherospira sinistralis Blodgett & Johnson, 1992 † (FOSSIL)
sodalis, Philoxene sodalis Perner, 1903 † (FOSSIL)
solariiformis, Euomphalus solariiformis Delpey, 1941 † - syn of: Dichostasia solariiformis (Delpey, 1941) † (FOSSIL)
spergenensis, Straparollus spergenensis Hall, 1856 † (FOSSIL)
spergensis, Straparollus spergensis Hall, 1856 † - syn of: Straparollus spergenensis Hall, 1856 † (FOSSIL)
sphaeroidicus, Euomphalus sphaeroidicus Klipstein, 1843 † - syn of: Anomphalus helicoides (Münster, 1841) † (FOSSIL)
spinosa, Linsleyella spinosa (Salter, 1859) † (FOSSIL)
spinosum, Hystricoceras spinosum Jahn, 1894 † (FOSSIL)
spiralis, Sinutropis spiralis (Rohr, 1988) † (FOSSIL)
spiralis, Euomphalus spiralis Münster, 1841 † - syn of: Palaeocollonia laevigata (Münster, 1841) † (FOSSIL)
splettstoesseri, Euomphalus splettstoesseri Webers & al., 1992 † - syn of: Strepsodiscus splettstoesseri (Webers & al., 1992) † (FOSSIL)
steltenbergensis, Eleutherospira steltenbergensis Heidelberger & Koch, 2005 † (FOSSIL)
strongi, Euomphalus strongi Whitfield, 1878 † - syn of: Strepsodiscus strongi (Whitfield, 1878) † (FOSSIL)
studeri, Euomphalus studeri Klipstein, 1843 † (FOSSIL)
subalatus, Euomphalus subalatus de Verneuil, 1850 † - syn of: Scalaetrochus subalatus (de Verneuil, 1850) † (FOSSIL)
subcarinatus, Euomphalopterus subcarinatus Lindström, 1884 † (FOSSIL)
subcircularis, Leptomphalus subcircularis (Mansuy, 1913) † (FOSSIL)
subdionysii, Straparollus subdionysii Maxwell, 1961 † (FOSSIL)
subplanus, Euomphalus subplanus Hall, 1852 † (FOSSIL)
subquadrata, Amphiscapha subquadrata (Meek & Worthen, 1870) † (FOSSIL)
subrugosa, Amphiscapha subrugosa (Meek & Worthen, 1873) † (FOSSIL)
subsulcata, Amphiscapha subsulcata (Knight, 1934) † (FOSSIL)
subtrigonalis, Euomphalus subtrigonalis Whidborne, 1891 † (FOSSIL)
suessi, Anisostoma suessi (Hörnes, 1855) † (FOSSIL)
sulcatus, Euomphalus sulcatus Kayser, 1873 † (FOSSIL)
sulcifer, Discotropis sulcifer (Girty, 1909) † (FOSSIL)
sumatrensis, Euomphalus sumatrensis Roemer, 1880 † (FOSSIL)
tabulatus, Straparollus tabulatus (Phillips) † (FOSSIL)
tegulata, Poleumita tegulata Perner, 1903 † - syn of: Oriostoma tegulata (Perner, 1903) † (FOSSIL)
telleri, Euomphalus telleri Kittl, 1891 † (FOSSIL)
tenera, Sinutropis tenera Perner, 1903 † (FOSSIL)
tenuistriatus, Euomphalus tenuistriatus Zhu, 1995 † (FOSSIL)
texana, Cylicioscapha texana Yochelson, 1956 † (FOSSIL)
tioga, Pleuronotus tioga (Hall, 1876) † (FOSSIL)
togata, Euomphalopterus togata (Lindström, 1884) † (FOSSIL)
trigonalis, Euomphalus trigonalis Goldfuss, 1844 † (FOSSIL)
triliris, Euomphalus triliris Easton, 1943 † (FOSSIL)
triquestra, Euomphalus triquestra Lindström, 1884 † - syn of: Pachystrophia triquestra (Lindström, 1884) † (FOSSIL)
tuberculatus, Euomphalus tuberculatus Tolmachoff, 1930 † (FOSSIL)
tubus, Sinutropis tubus (Lindström, 1884) † (FOSSIL)
tubus, Euomphalus tubus Lindström, 1884 † - syn of: Sinutropis tubus (Lindström, 1884) † (FOSSIL)
turgida, Rhabdotocochlis turgida Yoo, 1994 † (FOSSIL)
turritus, Discotropis turritus (Delpey, 1941) † (FOSSIL)
turritus, Euomphalus turritus Delpey, 1941 † - syn of: Discotropis turritus (Delpey, 1941) † (FOSSIL)
turritus, Straparollus turritus Sandberger & Sandberger, 1855 † (FOSSIL)
tyrrelli, Euomphalopterus tyrrelli Parks, 1913 † - syn of: Euomphalopterus limatoidea Kindle, 1903 † (FOSSIL)
uedai, Euomphalus uedai Murata, 1969 † (FOSSIL)
ultimus, Straparollus ultimus Kittl, 1891 † (FOSSIL)
umbilicatus, Euomphalus umbilicatus Meek & Worthen, 1860 † (FOSSIL)
undiferus, Kiaeromphalus undiferus (Schmidt, 1858) † (FOSSIL)
undulans, Euomphalopterus undulans (Lindström, 1884) † (FOSSIL)
uralensis, Amphiscapha uralensis Licharev, 1975 † (FOSSIL)
utahensis, Euomphalus utahensis Hall & Whitfield, 1877 † (FOSSIL)
valeria, Euomphalopterus valeria (Billings, 1865) † (FOSSIL)
variabilis, Euomphalus variabilis Jeffery & al., 1994 † (FOSSIL)
varicosum, Nummocalcar varicosum (Morris & Lycett) † (FOSSIL)
varicosum, Euomphalus varicosum Drevermann, 1901 † - syn of: Archoceras varicosum (Drevermann, 1901) † (FOSSIL)
velaris, Euomphalopterus velaris (Whiteaves, 1895) † (FOSSIL)
ventricosa, Poleumita ventricosa Perner, 1903 † - syn of: Oriostoma ventricosa (Perner, 1903) † (FOSSIL)
venustus, Zardinihelix venustus (Münster, 1841) † (FOSSIL)
venustus, Euomphalus venustus Münster, 1841 † - syn of: Zardinihelix venustus (Münster, 1841) † (FOSSIL)
vermis, Straparollus vermis Whidborne, 1896 † (FOSSIL)
verneuili, Euomphalus verneuili Goldfuss, 1844 † (FOSSIL)
vernonensis, Poleumita vernonensis Fisher, 1957 † (FOSSIL)
versata, Poleumita versata Perner, 1903 † - syn of: Oriostoma versata (Perner, 1903) † (FOSSIL)
volborthi, Elkoceras volborthi Lintz & Lohr, 1958 † (FOSSIL)
volnovachensis, Straparollus volnovachensis Zernetskaya, 1967 † (FOSSIL)
vostokovae, Siskiyouspira vostokovae Rohr, 1980 † (FOSSIL)
walmstedti, Poleumita walmstedti (Lindström, 1884) † (FOSSIL)
weberae, Mastigospira weberae Blodgett, 1992 † (FOSSIL)
williamsi, Cylicioscapha williamsi Yochelson, 1956 † (FOSSIL)
wilsoni, Spinicharybdis wilsoni Rohr & Packard, 1982 † (FOSSIL)
winnipegosis, Euomphalus winnipegosis Linsley & Yochelson, 1973 † - syn of: Pseudomphalotrochus winnipegosis (Linsley & Yochelson, 1973) † (FOSSIL)
zonata, Poleumita zonata Koken & Perner, 1925 † - syn of: Oriostoma zonata (Koken & Perner, 1925) † (FOSSIL)
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