abubekri, Nicomedites abubekri Toula, 1896 † - syn of: Nicomedites osmani Toula, 1896 † (FOSSIL)
affinis, Beyrichites affinis (Mojsisovics, 1886) † (FOSSIL)
anticostiensis, Billingsites anticostiensis (Billings, 1866) † (FOSSIL)
arcticus, Pleurofrechites arcticus (Mojsisovics, 1886) † (FOSSIL)
argentarius, Phillipites argentarius Diener, 1905 † (FOSSIL)
arthaberi, Nicomedites arthaberi Tozer, 1994 † (FOSSIL)
asseretoi, Hollandites asseretoi Fantini Sestini, 1988 † (FOSSIL)
barbarossae, Nicomedites barbarossae Toula, 1896 † (FOSSIL)
beachi, Gymnotoceras beachi McLearn, 1946 † - syn of: Eogymnotoceras beachi (McLearn, 1946) † (FOSSIL)
beckeri, Gymnotoceras beckeri Smith, 1914 † - syn of: Parafrechites meeki (Mojsisovics, 1888) † (FOSSIL)
beneckei, Beyrichites beneckei (Mojsisovics, 1882) † (FOSSIL)
bernoullii, Koninckites bernoullii Renz & Renz, 1948 † - syn of: Proptychitoides trigonalis (Arthaber, 1911) † (FOSSIL)
binodosus, Schreyerites binodosus (Hauer, 1851) † (FOSSIL)
bisulcatus, Frechites bisulcatus Popov, 1961 † (FOSSIL)
bituberculatus, Chiratites bituberculatus Monnet & Bucher, 2005 † (FOSSIL)
blakei, Gymnotoceras blakei (Gabb, 1864) † (FOSSIL)
canadensis, Billingsites canadensis (Billings, 1857) † (FOSSIL)
carinatus, Frechitoides carinatus Konstantinov, 1987 † (FOSSIL)
caucasius, Nicomedites caucasius Shevyrev, 1968 † (FOSSIL)
chischa, Frechites chischa Tozer, 1967 † (FOSSIL)
chischeformis, Frechites chischeformis Konstantinov, 1991 † (FOSSIL)
clivosus, Arctogymnites clivosus Bychkov & Vavilov, 1982 † (FOSSIL)
columbianum, Anagymnotoceras columbianum McLearn, 1946 † (FOSSIL)
congressensis, Hollandites congressensis Bucher, 1992 † (FOSSIL)
cordeyi, Billingsites cordeyi Monnet & Bucher, 2005 † (FOSSIL)
costatum, Tuchodiceras costatum Tozer, 1994 † (FOSSIL)
darkiensis, Frechites darkiensis Arkadiev & Vavilov, 1989 † (FOSSIL)
davidsonianus, Koninckites davidsonianus (de Koninck, 1863) † (FOSSIL)
deformis, Billingsites deformis (Eichwald, 1860) † (FOSSIL)
deleeni, Beyrichites deleeni McLearn, 1946 † - syn of: Eogymnotoceras deleeni (McLearn, 1946) † (FOSSIL)
deleeni, Gymnotoceras deleeni McLearn, 1946 † - syn of: Eogymnotoceras deleeni (McLearn, 1946) † (FOSSIL)
densicostatus, Pseudohollandites densicostatus Shevyrev, 1995 † (FOSSIL)
dieneri, Hollandites dieneri Tozer, 1994 † (FOSSIL)
dimidiatus, Koninckites dimidiatus Tozer, 1994 † (FOSSIL)
dolosus, Koninckites dolosus Ermakova, 1981 † - syn of: Koninckitoides posterius (Popov, 1961) † (FOSSIL)
dulanense, Anagymnotoceras dulanense Wang & Chen, 1979 † (FOSSIL)
dunni, Parafrechites dunni (Smith, 1914) † (FOSSIL)
egorovi, Parafrechites egorovi Konstantinov, 1991 † (FOSSIL)
ensanus, Koninckites ensanus Krafft, 1909 † - syn of: Mullericeras ensanus (Krafft, 1909) † (FOSSIL)
escargueli, Billingsites escargueli Monnet & Bucher, 2005 † (FOSSIL)
eurasiaticus, Pseudohollandites eurasiaticus Krystyn & Tatzreiter, 1991 † (FOSSIL)
evansi, Koninckites evansi Smith, 1932 † - syn of: Submeekoceras mushbachanum (White, 1879) † (FOSSIL)
evolutus, Parafrechites evolutus Konstantinov, 1991 † (FOSSIL)
evolvens, Koninckites evolvens Waagen, 1895 † - syn of: Radioceras evolvens (Waagen, 1895) † (FOSSIL)
falciformis, Beyrichites falciformis Smith, 1914 † - syn of: Gymnotoceras blakei (Gabb, 1864) † (FOSSIL)
favretense, Anagymnotoceras favretense Bucher, 1992 † (FOSSIL)
fellersi, Pleurofrechites fellersi Tozer, 1994 † (FOSSIL)
fritschi, Beyrichites fritschi Toula, 1896 † - syn of: Nicomedites barbarossae Toula, 1896 † (FOSSIL)
gantmani, Koninckites gantmani Popov, 1961 † - syn of: Clypeoceratoides gantmani (Popov, 1961) † (FOSSIL)
gigas, Koninckites gigas (Waagen, 1895) † (FOSSIL)
ginsburgi, Gymnotoceras ginsburgi Bucher, 1992 † (FOSSIL)
hamatus, Frechites hamatus Tozer, 1994 † (FOSSIL)
hannibalis, Koninckites hannibalis Toula, 1896 † - syn of: Nicomedites osmani Toula, 1896 † (FOSSIL)
helle, Gymnotoceras helle McLearn, 1948 † - syn of: Anagymnotoceras varium McLearn, 1948 † (FOSSIL)
hersheyi, Gymnotoceras hersheyi Smith, 1914 † - syn of: Frechites nevadanus (Mojsisovics, 1888) † (FOSSIL)
hubeiensis, Koninckites hubeiensis Xu, 1988 † - syn of: Hubeitoceras yanjiaensis (Xu, 1988) † (FOSSIL)
humi, Hollandites humi (McLearn, 1969) † (FOSSIL)
impressus, Koninckites impressus Waagen, 1895 † - syn of: Prionolobus impressus (Waagen, 1895) † (FOSSIL)
inflatum, Gymnotoceras inflatum Konstantinov, 1991 † (FOSSIL)
ino, Anagymnotoceras ino McLearn, 1948 † (FOSSIL)
ismidicus, Aghdarbandites ismidicus (Arthaber, 1915) † (FOSSIL)
johnstoni, Pleurofrechites johnstoni (Silberling & Nichols, 1982) † (FOSSIL)
kazmaliensis, Beyrichites kazmaliensis Toula, 1896 † - syn of: Nicomedites barbarossae Toula, 1896 † (FOSSIL)
kharaulakhensis, Parafrechites kharaulakhensis Konstantinov, 1991 † (FOSSIL)
kindlei, Frechites kindlei McLearn, 1969 † (FOSSIL)
kindli, Frechites kindli McLearn, 1946 † - syn of: Frechites kindlei McLearn, 1969 † (FOSSIL)
kraffti, Koninckites kraffti Spath, 1934 † - syn of: Radioceras kraffti (Spath, 1934) † (FOSSIL)
kuvera, Favreticeras kuvera (Diener, 1895) † (FOSSIL)
kyokticus, Koninckites kyokticus Krafft, 1909 † (FOSSIL)
laptevi, Frechites laptevi Popov, 1961 † - syn of: Frechitoides migayi (Kiparisova, 1958) † (FOSSIL)
laqueatus, Frechites laqueatus (Lindstroem, 1865) † (FOSSIL)
laurae, Beyrichites laurae Renz & Renz, 1948 † (FOSSIL)
lawsoni, Dixieceras lawsoni (Smith, 1914) † (FOSSIL)
lawsoni, Phillipites lawsoni Diener, 1905 † (FOSSIL)
lenaensis, Frechites lenaensis Konstantinov, 1991 † (FOSSIL)
lenticularis, Kocaelia lenticularis Shevyrev, 1995 † (FOSSIL)
liardense, Gymnotoceras liardense McLearn, 1946 † - syn of: Eogymnotoceras liardense (McLearn, 1946) † (FOSSIL)
liardensis, Hollandites liardensis Tozer, 1994 † (FOSSIL)
lineatus, Pleurofrechites lineatus Tozer, 1994 † (FOSSIL)
lingyunensis, Koninckites lingyunensis Chao, 1959 † (FOSSIL)
lyellianus, Koninckites lyellianus (de Koninck, 1863) † (FOSSIL)
macconnelli, Hollandites macconnelli (McLearn, 1946) † (FOSSIL)
manitoulinense, Billingsites manitoulinense (Foerste, 1924) † (FOSSIL)
marmarensis, Pseudohollandites marmarensis (Arthaber, 1912) † (FOSSIL)
mcconnelli, Hollandites mcconnelli McLearn, 1946 † - syn of: Holcoptychites recopei Douvillé, 1910 † (FOSSIL)
meeki, Parafrechites meeki (Mojsisovics, 1888) † (FOSSIL)
migayi, Frechitoides migayi (Kiparisova, 1958) † (FOSSIL)
mimetus, Gymnotoceras mimetus Monnet & Bucher, 2005 † (FOSSIL)
minor, Hollandites minor Tozer, 1994 † (FOSSIL)
mithridatis, Nicomedites mithridatis Toula, 1896 † - syn of: Nicomedites barbarossae Toula, 1896 † (FOSSIL)
moderatus, Nicomedites moderatus McLearn, 1948 † (FOSSIL)
montisbovis, Hollandites montisbovis Smith, 1914 † - syn of: Parafrechites meeki (Mojsisovics, 1888) † (FOSSIL)
mushbachanum, Koninckites mushbachanum (Waagen, 1895) † (FOSSIL)
nevadanus, Frechites nevadanus (Mojsisovics, 1888) † (FOSSIL)
newpassensis, Nicholsites newpassensis Bucher, 1992 † (FOSSIL)
occidentalis, Frechites occidentalis (Smith, 1914) † (FOSSIL)
olenekense, Gymnotoceras olenekense Dagys & Konstantinov, 1986 † (FOSSIL)
olenekensis, Frechitoides olenekensis Konstantinov, 1987 † (FOSSIL)
omari, Beyrichites omari Toula, 1896 † - syn of: Nicomedites barbarossae Toula, 1896 † (FOSSIL)
organi, Hollandites organi Smith, 1914 † - syn of: Frechites occidentalis (Smith, 1914) † (FOSSIL)
osmani, Nicomedites osmani Toula, 1896 † (FOSSIL)
osmonti, Beyrichites osmonti Smith, 1914 † - syn of: Parafrechites dunni (Smith, 1914) † (FOSSIL)
ovalis, Koninckites ovalis (Waagen, 1895) † (FOSSIL)
pacificus, Guexites pacificus Bucher, 1992 † (FOSSIL)
parisi, Nicholsites parisi Bucher, 1994 † (FOSSIL)
pelletieri, Hollandites pelletieri (McLearn, 1969) † (FOSSIL)
poseidon, Tuchodiceras poseidon (Tozer, 1967) † (FOSSIL)
praecursor, Gymnotoceras praecursor Bucher, 1992 † (FOSSIL)
praematurus, Beyrichites praematurus Renz & Renz, 1948 † - syn of: Beyrichites laurae Renz & Renz, 1948 † (FOSSIL)
prusiae, Nicomedites prusiae Toula, 1896 † - syn of: Nicomedites barbarossae Toula, 1896 † (FOSSIL)
qinghaianus, Trachyornites qinghaianus Wang & Chen, 1979 † (FOSSIL)
radiatus, Koninckites radiatus (Waagen, 1895) † (FOSSIL)
ransomei, Favreticeras ransomei (Smith, 1914) † (FOSSIL)
ransomei, Phillipites ransomei Diener, 1905 † (FOSSIL)
retrospinosus, Chiratites retrospinosus Monnet & Bucher, 2005 † (FOSSIL)
rieberi, Favreticeras rieberi Bucher, 1992 † (FOSSIL)
rotelliformis, Gymnotoceras rotelliformis (Meek, 1877) † (FOSSIL)
russelli, Gymnotoceras russelli Smith, 1914 † - syn of: Parafrechites meeki (Mojsisovics, 1888) † (FOSSIL)
ruttneri, Semibeyrichites ruttneri Krystyn & Tatzreiter, 1991 † (FOSSIL)
saladini, Koninckites saladini Toula, 1896 † - syn of: Nicomedites osmani Toula, 1896 † (FOSSIL)
silberlingi, Hollandites silberlingi Bucher, 1992 † (FOSSIL)
smithi, Gymnotoceras smithi Tozer, 1994 † - syn of: Gymnotoceras rotelliformis (Meek, 1877) † (FOSSIL)
sonini, Arctogymnites sonini (Popov, 1961) † (FOSSIL)
spektori, Arctogymnites spektori Archipov, 1974 † (FOSSIL)
spivaki, Hollandites spivaki (McLearn, 1946) † (FOSSIL)
spurri, Gymnotoceras spurri Smith, 1914 † - syn of: Frechites occidentalis (Smith, 1914) † (FOSSIL)
sublaqueatus, Parafrechites sublaqueatus (Bytschkov, 1976) † (FOSSIL)
subsidens, Pleurofrechites subsidens Tozer, 1994 † (FOSSIL)
tasaryense, Gymnotoceras tasaryense Konstantinov, 1991 † (FOSSIL)
tenuis, Beyrichites tenuis Smith, 1914 † - syn of: Gymnotoceras rotelliformis (Meek, 1877) † (FOSSIL)
timorensis, Koninckites timorensis Renz & Renz, 1948 † (FOSSIL)
tkhachensis, Nicomedites tkhachensis Shevyrev, 1968 † (FOSSIL)
toulai, Kocaelia toulai (Arthaber, 1914) † (FOSSIL)
tozeri, Nicholsites tozeri (Bucher, 1988) † (FOSSIL)
tozeri, Nicomedites tozeri Bucher, 1988 † - syn of: Nicholsites tozeri (Bucher, 1988) † (FOSSIL)
tozeri, Anagymnotoceras tozeri McLearn, 1969 † (FOSSIL)
troedssoni, Billingsites troedssoni Foerste, 1929 † - syn of: Schuchertoceras troedssoni (Foerste, 1929) † (FOSSIL)
tuberculatum, Gymnotoceras tuberculatum Popov, 1961 † - syn of: Frechitoides migayi (Kiparisova, 1958) † (FOSSIL)
tuberculatum, Koninckites tuberculatum Smith, 1932 † (FOSSIL)
variabilis, Anagymnotoceras variabilis Bucher, 1992 † (FOSSIL)
varium, Anagymnotoceras varium McLearn, 1948 † (FOSSIL)
vercherei, Koninckites vercherei Waagen, 1895 † - syn of: Vercherites vercherei (Waagen, 1895) † (FOSSIL)
vetustus, Koninckites vetustus (Waagen, 1895) † (FOSSIL)
visvakarma, Hollandites visvakarma (Diener, 1913) † (FOSSIL)
voiti, Hollandites voiti (Oppel, 1863) † (FOSSIL)
volutus, Koninckites volutus (Waagen, 1895) † (FOSSIL)
vyasa, Hollandites vyasa (Diener, 1897) † (FOSSIL)
wallacei, Favreticeras wallacei Bucher, 1992 † (FOSSIL)
weitschati, Gymnotoceras weitschati Monnet & Bucher, 2005 † (FOSSIL)
wemplei, Gymnotoceras wemplei Smith, 1914 † - syn of: Parafrechites meeki (Mojsisovics, 1888) † (FOSSIL)
wrighti, Anagymnotoceras wrighti McLearn, 1946 † (FOSSIL)
xiaohensis, Koninckites xiaohensis Xu, 1988 † - syn of: Hubeitoceras yanjiaensis (Xu, 1988) † (FOSSIL)
yanjiaensis, Koninckites yanjiaensis Xu, 1988 † - syn of: Huananoceras pseudoopalinum (Frech, 1895) † (FOSSIL)
yohi, Nicomedites yohi Hsu, 1937 † (FOSSIL)
yuati, Beyrichites yuati Skwarko, 1973 † (FOSSIL)
zvetkovi, Gymnotoceras zvetkovi Konstantinov, 1991 † (FOSSIL)
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