Pachyrhizodus
Pachyrhizodus
Eukaryota | Animalia | Chordata | Vertebrata | Dorypteridae | Pachyrhizodus
COL:CS5HF | COL:N | COL:CH2 | COL:8V4V3 | COL:NGMRL | COL:RGY3J
(Chatton, 1925) Whittaker & Margulis, 1978 |  |  |  | Cope, 1877 | Agassiz in Dixon, 1850