. 2017 Oct 5;5:e3868. doi:10.7717/peerj.3868
©2017 Huttenlocker and Smith
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Table 3. Russian and Chinese Permo-Triassic therocephalians by assemblage zone or stage (updated fromAbdala, Rubidge & Van den Heever, 2008,Ivakhnenko, 2011 andHuttenlocker, 2013).
| Permian |
| Wordian–Capitanian (Ulemosaurus Assemblage Zone, Isheevo fauna or equivalent) (2) |
| Perplexisaurus(?)lepusculus* |
| Porosteognathus efremovi |
| Late Capitanian–Wuchiapingian? (Deltavjatia Assemblage Zone, Kotelnich fauna or equivalent) (6) |
| Karenites ornamentatus |
| Kotelcephalon viatkensis |
| Perplexisaurus (=Chlynovia)foveatus |
| Scalopodon tenuisfrons |
| Scalopodontes kotelnichi |
| Viatkosuchus sumini |
| Wuchiapingian (Proelginia Assemblage Zone, Ilynskoe fauna or equivalent) (1) |
| Scylacosuchus orenburgensis |
| Wuchiapingian-Changxingian? (Scutosaurus Assemblage Zone, Sokolki fauna or equivalent) (2) |
| Annatherapsidus petri |
| Chthonosaurus velocidens |
| Changxingian (Archosaurus Assemblage Zone, Vyazniki fauna or equivalent) (6) |
| Dalongkoua fuae† |
| Hexacynodon purlinensis* |
| Malasaurus germanus* |
| Moschowhaitsia vjuschkovi |
| Purlovia maxima |
| Whaitsiidae indet. |
| Triassic |
| Induan–Olenekian (Vetlugian stage or equivalent) (5) |
| Hazhenia concava |
| Scalopognathus multituberculatus* |
| Silphedosuchus orenburgensis |
| Urumchia lii |
| Yikezhaogia megafenestrala |
| Anisian (Eryosuchus Assemblage Zone, Donguzian fauna or equivalent) (7) |
| Antecosuchus ochevi |
| Dongusaurus schepetovi† |
| Nothogomphodon danilovi |
| Nothogomphodon sanjiaoensis |
| Ordosiodon lincheyuensis |
| Ordosiodon youngi |
| Traversodontoides wangwuensis |
Notes.
*
Taxa denoted by asterisk are considered invalid or based on non-diagnostic material.
†
Precise age uncertain. Regarded as Permo-Triassic byLiu & Abdala, 2017.