Pegmavalvula delicata (FOSSIL) Newell & Boyd, 1970 †
Pegmavalvula delicatula (FOSSIL) Newell & Boyd, 1970 †
Pegmavalvula gloveri (FOSSIL) Newell & Boyd, 1970 †
Pegmavalvula triassica (FOSSIL) Newell & Boyd, 1995 †
Prospondylus acinetus (FOSSIL) Newell & Boyd, 1970 †
Prospondylus chintongia (FOSSIL) Yancey, 1985 †
Prospondylus liebeanus (FOSSIL) (Zimmerman, 1886 †)
Pseudomonotis aurisculpta (FOSSIL) Mather, 1915 †
Pseudomonotis beedei (FOSSIL) Newell, 1938 †
Pseudomonotis boreas (FOSSIL) Oeberg, 1877 †
Pseudomonotis caucasica (FOSSIL) Wittenburg, 1913 †
Pseudomonotis circularis (FOSSIL) W.M. Gabb, 1869 †
Pseudomonotis deplanata (FOSSIL) L. Waagen 1881 †
Pseudomonotis equistriata (FOSSIL) Beede, 1900 †
Pseudomonotis fredoniensis (FOSSIL) Newell, 1938 †
Pseudomonotis furcoplicatus (FOSSIL) A.W. Grabau, 1931 †
Pseudomonotis gigantea (FOSSIL) L. Waagen, 1881 †
Pseudomonotis hawni (FOSSIL) (F.B. Meek & Hayden,1858 †)
Pseudomonotis immanis (FOSSIL) C. Gemmellaro, 1896 †
Pseudomonotis kazanensis (FOSSIL) (de Verneuil, 1845 †)
Pseudomonotis leiyangensis (FOSSIL) H.X. Liu, 1976 †
Pseudomonotis millhorni (FOSSIL) Hoare & al., 1978 †
Pseudomonotis mongoliensis (FOSSIL) A.W. Grabau, 1931 †
Pseudomonotis nigricans (FOSSIL) Stefanini, 1939 †
Pseudomonotis permianus (FOSSIL) Maslennikov, 1935 †
Pseudomonotis portlandica (FOSSIL) Cox †
Pseudomonotis praecursor (FOSSIL) Mather, 1915 †
Pseudomonotis qinglongensis (FOSSIL) F.S. Xu, 1976 †
Pseudomonotis robusta (FOSSIL) Beede, 1890 †
Pseudomonotis sayrei (FOSSIL) Newell, 1938 †
Pseudomonotis speluncaria (FOSSIL) (von Schlotheim, 1816 †)
Pseudomonotis spinosa (FOSSIL) Sayre, 1930 †
Pseudomonotis subangulata (FOSSIL) Yin, 1983 †
Pseudomonotis sublaevis (FOSSIL) Girty, 1909 †
Pseudomonotis tibeticus (FOSSIL) C. Chen, 1982 †
Pseudomonotis toulai (FOSSIL) C. Gemmellaro, 1896 †
Aviculomonotis indica (FOSSIL) Reed, 1944 †
Aviculomonotis matthewi (FOSSIL) (A.W. Grabau, 1931 †)
Aviculomonotis waageni (FOSSIL) (Reed, 1931 †)
Trematiconcha carnarvonensis (FOSSIL) Archbold & Skwarko 1988 †
Trematiconcha carnarvonensis (FOSSIL) Skwarko, 1988 †
Trematiconcha likharevi (FOSSIL) (Newell & Boyd, 1970 †)
Trematiconcha sparsicostata (FOSSIL) (Frebold, 1933 †)
Trematiconcha wandageensis (FOSSIL) (Newell & Boyd, 1970 †)