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Pachysauriscus
Temporal range: Late Triassic ( Norian), 227–204  Ma
Scientific classification Edit this classification
Domain: Eukaryota
Kingdom: Animalia
Phylum: Chordata
Clade: Dinosauria
Clade: Saurischia
Clade: Sauropodomorpha
Family: Plateosauridae
Genus: Pachysauriscus
Kuhn, 1959
Type species
Pachysauriscus ajax
von Huene, 1907-08
Synonyms
  • Pachysaurops von Huene, 1961
  • Pachysaurus von Huene, 1907–1908

Pachysauriscus is a genus of plateosaurian sauropodomorpha from the Late Triassic ( Norian) of southern Germany. Although previously synonymized with Plateosaurus, a number of papers published since the early 2000s have cast doubt on this synonymy.

Taxonomy

Pachysauriscus was originally named Pachysaurus by Friedrich von Huene in his 1908 monograph on Triassic dinosaurs from Europe. [1] Two nominal species were described in the 1908 monograph, the type species P. ajax and P. magnus. Two more Pachysaurus species were named in a 1932 paper, P. wetzeli (also spelled as P. wetzelianus) and P. giganteus. The name Pachysaurus was later found to have been used for a monitor lizard, so Kuhn (1959) provided the replacement name Pachysauriscus. For his part, von Huene (1961) replaced Pachysaurus with Pachysaurops, in which case Pachysaurops is a junior objective synonym of Pachysauriscus. [2] [3]

References

  1. ^ Huene, F. von (1907–1908). "Die Dinosaurier der europäischen Triasformation mit Berücksichtigung der aussereuropäischen Vorkommnisse" [The dinosaurs of the European Triassic Formation, with consideration of non-European occurrences]. Geologische und Paläontologische Abhandlungen, Supplement-Band (in German). 1: 1–419.
  2. ^ Galton, Peter M. (2001). "The prosauropod dinosaur Plateosaurus Meyer, 1837 (Saurischia: Sauropodomorpha; Upper Triassic). II. Notes on the referred species". Revue Paléobiologie, Genève. 20 (2): 435–502.
  3. ^ Regalado Fernández, O. R.; Stöhr, H.; Kästle, B.; Werneburg, I. (2023). Diversity and taxonomy of the Late Triassic sauropodomorphs (Saurischia, Sauropodomorpha) stored in the Palaeontological Collection of Tübingen, Germany, historically referred to Plateosaurus. European Journal of Taxonomy 913: 1–88. doi:10.5852/ejt.2023.913.2375.