Protophragmoceras nonnulum (FOSSIL) P.A. Zhuravleva, 1972 †
Phragmoceras northropi (FOSSIL) Foerste, 1936 †
Phragmoceras obesum (FOSSIL) Hedstrom, 1917 †
Phragmoceras obliquum (FOSSIL) J.F. Blake, 1882 †
Protophragmoceras obliquum (FOSSIL) Flower, 1952 †
Phragmoceras ontarioense (FOSSIL) Foerste, 1929 †
Phragmocerina osculum (FOSSIL) (Ruedemann, 1916 †)
Phragmoceras parksi (FOSSIL) Foerste & Savage, 1927 †
Phragmoceras parvulum (FOSSIL) Hedstrom, 1917 †
Phragmoceras parvum (FOSSIL) J.W. Hall& R.P. Whitfield, 1875 †
Endoplectoceras podolicum (FOSSIL) P.A. Zhuravleva, 1972 †
Phragmoceras praecurvum (FOSSIL) Hedstrom, 1917 †
Tubiferoceras proboscideum (FOSSIL) Hedstrom, 1917 †
Tubiferoceras proboscoideum (FOSSIL) (Hedström, 1917 †)
Phragmoceras projectum (FOSSIL) (Newell, 1888 †)
Tubiferoceras prominens (FOSSIL) (Hedström, 1917 †)
Phragmoceras retortum (FOSSIL) Hedstrom, 1917 †
Phragmoceras ruedemanni (FOSSIL) Foerste, 1929 †
Endoplectoceras secula (FOSSIL) (Barrande, 1866 †)
Phragmoceras severense (FOSSIL) Foerste & Savage, 1927 †
Phragmoceras sigmoideum (FOSSIL) Hedstrom, 1917 †
Phragmoceras simile (FOSSIL) Hedstrom, 1917 †
Phragmoceras slocomi (FOSSIL) Foerste, 1929 †
Protophragmoceras sphynx (FOSSIL) (A. Schmidt, 1858 †)
Endoplectoceras spirale (FOSSIL) (I.S. Barskov, 1972 †)
Phragmoceras subexternum (FOSSIL) J.F. Blake, 1882†
Phragmoceras transversale (FOSSIL) Hedstrom, 1917 †
Phragmoceras undulatum (FOSSIL) Hedstrom, 1917 †
Phragmoceras vantuyli (FOSSIL) Foerste & Savage, 1927 †
Phragmoceras ventricosum (FOSSIL) Sowerby †
Phragmoceras vicinum (FOSSIL) Foerste, 1929 †
Protophragmoceras virgula (FOSSIL) (Barrande, 1866 †)
Phragmoceras whiteavesi (FOSSIL) Foerste & Savage, 1927 †
Phragmoceras whitneyi (FOSSIL) Parks, 1915 †
Phragmoceras wortheni (FOSSIL) Foerste, 1929 †