Gymnotoceras olenekense (FOSSIL) Dagys & Konstantinov,1986 † Russia, Olenek River
Frechitoides olenekensis (FOSSIL) Konstantinov, 1987 † Russia, Olenek River
Nicomedites osmani (FOSSIL) F. Toula, 1896 † China, Qinghai, Haidong
Koninckites ovalis (FOSSIL) (L. Waagen, 1895 †) Pakistan, Punjab, Sargodha
Guexites pacificus (FOSSIL) Bucher, 1992 † USA, Nevada, Pershing
Nicholsites parisi (FOSSIL) Bucher, 1994 † USA, Nevada, Pershing
Hollandites pelletieri (FOSSIL) (McLearn, 1969 †) Canada, British Columbia, Northern Rockies
Tuchodiceras poseidon (FOSSIL) (Tozer, 1967 †) Canada, British Columbia, Northern Rockies
Gymnotoceras praecursor (FOSSIL) Bucher, 1992 † USA, Nevada, Pershing
Trachyornites qinghaianus (FOSSIL) Wang & C. Chen, 1979 † China, Qinghai, Huangnan Tibetan
Koninckites radiatus (FOSSIL) (L. Waagen, 1895 †) Pakistan, Punjab, Sargodha
Favreticeras ransomei (FOSSIL) (Smith, 1914 †) USA, Nevada, Churchill
Phillipites ransomei (FOSSIL) Diener, 1905 †
Chiratites retrospinosus (FOSSIL) Monnet & Bucher, 2005 † USA, Nevada, Churchill
Favreticeras rieberi (FOSSIL) Bucher, 1992 † USA, Nevada, Pershing
Gymnotoceras rotelliformis (FOSSIL) (F.B. Meek, 1877 †) Canada, British Columbia38 mm
Semibeyrichites ruttneri (FOSSIL) Krystyn & Tatzreiter,1991 † Iran, Razavi Khorasan, Torbat-e-Jam
Hollandites silberlingi (FOSSIL) Bucher, 1992 † USA, Nevada, Pershing
Arctogymnites sonini (FOSSIL) (A.M. Popov, 1961 †) Russia, Olenek River
Billingsites species (FOSSIL) †
Arctogymnites spektori (FOSSIL) Archipov, 1974 † Russia, Chekurovskiy Cape
Hollandites spivaki (FOSSIL) (McLearn, 1946 †) Canada, British Columbia, Northern Rockies
Parafrechites sublaqueatus (FOSSIL) (Bytschkov, 1976 †) Russia, Sakha, Bulunskiy rayon30 mm
Pleurofrechites subsidens (FOSSIL) Tozer, 1994 † Canada, British Columbia, Northern Rockies
Gymnotoceras tasaryense (FOSSIL) Konstantinov, 1991 † Russia, Lena River
Koninckites timorensis (FOSSIL) Renz & Renz, 1948 † Greece, Aegean, North Aegean
Nicomedites tkhachensis (FOSSIL) Shevyrev, 1968 † Russia, Krasnodar, Mostovskiy rayon
Kocaelia toulai (FOSSIL) (Arthaber, 1914 †) Turkey, Kocaeli, Gebze
Anagymnotoceras tozeri (FOSSIL) McLearn, 1969 † Canada, British Columbia, Northern Rockies
Nicholsites tozeri (FOSSIL) (Bucher, 1988 †) USA, Nevada, Pershing
Koninckites tuberculatum (FOSSIL) Smith, 1932 †
Anagymnotoceras variabilis (FOSSIL) Bucher, 1992 † Nevada
Anagymnotoceras varium (FOSSIL) McLearn, 1948 † Canada, British Columbia
Koninckites vetustus (FOSSIL) (L. Waagen, 1895 †) Pakistan, Punjab, Sargodha
Hollandites visvakarma (FOSSIL) (Diener, 1913 †) China, Qinghai, Haidong