Crestjahitus compressus (FOSSIL) A.V. Sysoev, 1968 †
Tuoidachites costulatus (FOSSIL) Missarzehevsky in Rozanov& al., 1969 †
Crestjahitus delphus (FOSSIL) (Resser & Endo, 1937 †)
Borealicornus depsilis (FOSSIL) A.V. Sysoev, 1968 †
Crestjahitus distortus (FOSSIL) (Syssoiev, 1962 †)
Crestjahitus figuratus (FOSSIL) (Rozanov & al., 1969 †)
Tuoidachites figuratus (FOSSIL) Missarzehevsky in Rozanov& al., 1969 †
Hyolithus mimicus (FOSSIL) (Cobbold, 1931 †)
Crestjahitus ornatus (FOSSIL) Syssoiev, 1968 †
Hyolithus pallidus (FOSSIL) (Cobbold, 1931 †)
Pharetrella pyramidalis (FOSSIL) Talent, 1963 †
Jacuticornus tenuistrigatus (FOSSIL) (A.V. Sysoev, 1962 †)