Hesperorthis antelopensis
Hesperorthis australis
Hesperorthis biconvexa
Hesperorthis colei
Hesperorthis concava
Hesperorthis costalis
Hesperorthis costella
Hesperorthis crinerensis
Hesperorthis davidsoni
Hesperorthis dubia
Hesperorthis ignicula
Hesperorthis kirki
Hesperorthis longirostris
Hesperorthis matutina
Hesperorthis multicostata
Hesperorthis quadrata
Hesperorthis rowlandi
Hesperorthis sulcata
Hesperorthis tenuicostata
Hesperorthis tricenaria
Hesperorthis virginiensis