After Sansom & Smith, 2005
†Chirognathus Branson & Mehl, 1933a †Chirognathus duodactylus Branson & Mehl, 1933a †Chirognathus tenuidentatus Stauffer?; Amsden & Miller, 1942 †Chirogathus unguliformis Stauffer?; Amsden & Miller, 1942 †Chirognathus alternata Branson & Mehl; Amsden & Miller, 1942 †Chirognathus delicatus Branson & Mehl; Amsden & Miller, 1942 †Chirognathus multidens Branson & Mehl; Amsden & Miller, 1942 †Chirognathus sp.; Amsden & Miller, 1942 †Chirognathus curvidens Branson & Mehl; Amsden & Miller, 1942 †Chirognathus monodactyla Branson & Mehl; Amsden & Miller, 1942 †Cyrtoniodus erectus Stauffer; Amsden & Miller, 1942 †Cyrtoniodus complicatus Stauffer; Amsden & Miller, 1942 †Chirognathus duodactylus Branson & Mehl; Sweet, 1982 †Chirognathus duodactylus Branson & Mehl; Sansom & Smith, 2005
Reference(s):
- Sansom, I. J. & Smith, M. P., 2005: Late Ordovician vertebrates from the Bighorn Mountains of Wyoming, USA.
–Palaeontology: Vol. 48, #1, pp. 31-48