Pterotheca anatiformis (FOSSIL) (J.W. Hall, 1847 †)
Pterotheca angusta (FOSSIL) W.J. Raymond, 1921 †
Pterotheca anticostiana (FOSSIL) Twenhofel, 1928 †
Pterotheca attenuata (FOSSIL) (J.W. Hall, 1861 †)
Pterotheca avirostris (FOSSIL) Huxley & Etheridge,1865 †
Cyclotheca bohemica (FOSSIL) (Barrande, 1867 †)
Carinaropsis carinata (FOSSIL) J.W. Hall, 1847 †
Phragmosphaera chautauquae (FOSSIL) (A.H. Clarke, 1904 †)
Pterotheca clochensis (FOSSIL) Foerste, 1924 †
Pterotheca consorbina (FOSSIL) Barrande, 1872 †
Carinaropsis cunulae (FOSSIL) J.W. Hall, 1861 †
Carinaropsis cymbula (FOSSIL) J.W. Hall, 1861 †
Phragmosphaera diopetes (FOSSIL) (A.H. Clarke, 1907 †)
Pterotheca drummuckensis (FOSSIL) Reed, 1909 †
Pterotheca estona (FOSSIL) Teichert, 1928 †
Merriamites eurekae (FOSSIL) (Blodgett & Johnson,1992 †)
Phragmosphaera expansa (FOSSIL) (J. de C. Sowerby& Murchison, 1839 †)
Pterotheca expansa (FOSSIL) (E. Emmons, 1842 †)
Carinaropsis explanata (FOSSIL) Ulrich & Scofield, 1897 †
Aspidotheca fuchsi (FOSSIL) (Teichert, 1935 †)
Pterotheca girvanensis (FOSSIL) Reed, 1909 †
Phragmosphaera globata (FOSSIL) (Murchison, 1839 †)
Carinaropsis gracilis (FOSSIL) Reed, 1921 †
Pterotheca harviei (FOSSIL) Foerste, 1924 †
Pterotheca hispanica (FOSSIL) J.O.R. Ebbestad& Gutiérrez-Marco †
Phragmosphaera incisa (FOSSIL) (A.H. Clarke, 1885 †)
Phragmosphaera ithagenia (FOSSIL) (A.H. Clarke, 1904 †)
Merriamella kahtanenesis (FOSSIL) (Titova, 1991 †)
Pterotheca lata (FOSSIL) Teichert, 1930 †
Phragmosphaera lyra (FOSSIL) (J.W. Hall, 1859 †)
Carinaropsis maccoyi (FOSSIL) Reed, 1921 †
Pterotheca macroderma (FOSSIL) (d'Eichwald, 1856 †)
Pterotheca maxima (FOSSIL) Teichert, 1928 †
Carinaropsis minima (FOSSIL) Ulrich & Scofield, 1897 †
Pterotheca mullochensis (FOSSIL) Reed, 1909 †