Omaimaiceras rittmanni (FOSSIL) Mahmoud, 1955 †
Parengonoceras algerianum (FOSSIL) Dubourdieu, 1953 †
Parengonoceras bussoni (FOSSIL) M. Collignon, 1965 †
Parengonoceras caneroti (FOSSIL) Canérot & M. Collignon,1983 †
Parengonoceras champaraense (FOSSIL) Benavides-Caceres, 1956 †
Parengonoceras duartei (FOSSIL) Etayo Serna, 1979 †
Parengonoceras ebrayi (FOSSIL) (De Loriol , 1882 †)
Parengonoceras guadaloupaeforme (FOSSIL) (Sommermeier, 1910 †)
Parengonoceras haasi (FOSSIL) Benavides-Caceres, 1956 †
Parengonoceras mahmoudi (FOSSIL) Dubourdieu, 1953 †
Parengonoceras pernodosum (FOSSIL) (Sommermeier, 1910 †)
Parengonoceras roemeri (FOSSIL) (Cragin, 1893 †)
Parengonoceras ziczag (FOSSIL) Breistroffer, 1952 †
Platiknemiceras bassei (FOSSIL) Bataller, 1954 †
Platiknemiceras flexosum (FOSSIL) Kennedy,Landman & Cobban, 1998 †
Platiknemiceras flexuosum (FOSSIL) J. Kennedy & al., 1998 †
Platiknemiceras hachourii (FOSSIL) (Dubourdieu, 1953 †)