Tetraceratops insignis ("four-horned face emblem") is an extinct synapsid from the Early Permian that was formerly considered the earliest known representative...
6 KB (540 words) - 15:43, 22 July 2024
Permian of China is likely to be the earliest-diverging known therapsid. Tetraceratops from the Early Permian of the United States has been hypothesized to...
30 KB (2,927 words) - 15:07, 20 September 2024
†Haptodus †Hypselohaptodus †Ianthodon Pantherapsida †Kenomagnathus †Tetraceratops †Palaeohatteriidae Sphenacodontoidea †Shashajaia †Sphenacodontidae Therapsida...
7 KB (455 words) - 21:14, 8 August 2024
petrological geology, one on botany, one on trilobites, and he described Tetraceratops insignis, which was much later suggested to be the oldest known (Early...
6 KB (618 words) - 07:46, 13 September 2024
has been some controversy as to whether Tetraceratops is a therapsid or a more basal pelycosaur. If Tetraceratops is a therapsid, as has recently been proposed...
10 KB (825 words) - 10:12, 13 August 2024
1130/SPE28-p1. Amson, Eli; Laurin, Michel (2011). "On the affinities of Tetraceratops insignis, an Early Permian synapsid". Acta Palaeontologica Polonica...
12 KB (1,185 words) - 17:32, 30 August 2024
†Cutleria †Haptodus †Hypselohaptodus †Kenomagnathus †Tetraceratops †Palaeohatteriidae Palaeohatteria Pantelosaurus Sphenacodontoidea...
9 KB (892 words) - 15:44, 28 April 2024
Ctenorhachis Cutleria Macromerion Neosaurus Secodontosaurus Steppesaurus? Tetraceratops? Sphenacodontinae Cryptovenator Ctenospondylus Dimetrodon Sphenacodon...
8 KB (694 words) - 21:49, 4 January 2024
†Cutleria †Haptodus †Hypselohaptodus †Kenomagnathus †Tetraceratops †Palaeohatteriidae Palaeohatteria Pantelosaurus Sphenacodontoidea...
6 KB (509 words) - 20:01, 22 July 2024
†Cutleria †Haptodus †Hypselohaptodus †Kenomagnathus †Tetraceratops †Palaeohatteriidae Palaeohatteria Pantelosaurus Sphenacodontoidea...
36 KB (4,254 words) - 04:44, 7 September 2024