Biology:Paraplacosauriops

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Short description: Extinct genus of lizards

Paraplacosauriops
Temporal range: middle Eocene
Scientific classification e
Domain: Eukaryota
Kingdom: Animalia
Phylum: Chordata
Class: Reptilia
Order: Squamata
Family: Anguidae
Subfamily: Glyptosaurinae
Genus: Paraplacosauriops
Auge and Sullivan, 2006
Type species
Paraplacosauriops quercyi
Filhol, 1882

Paraplacosauriops (near Placosauriops) is an extinct genus of anguid lizards from the middle Eocene of France.

Taxonomy

Paraplacosauriops was originally named Plestiodon quercyi by Filhol (1882) on the basis of dentary remains from fissure fill deposits in Quercy, France.[1] Hoffstetter (1944) referred P. quercyi to the glyptosaurine genus Placosaurus, which is likewise endemic to Europe.[2] However, Auge and Sullivan (2006) recognized quercyi as belonging to the tribe Melanosaurini and not a Placosaurus-like glyptosaurin, so they erected Paraplacosauriops for P. quercyi.[3]

Description

Distinguishing features of Paraplacosauriops include a distinguishing heterodont dentition, especially the anterior teeth being extremely slender, pointed and not peg-like.[3]

References

  1. Filhol, H. 1882. Description d'un genre nouveau de Reptile fossile et note sur une espèce de Reptile fossile du genre Plestiodon. Bulletin de la Société Philomathique de Paris, 6: 127.
  2. Hoffstetter, R. 1944. Sur les Scincidae fossiles. 1. Formes Européennes et Nord-Américaines. Bulletin du Muséum National d'Histoire Naturelle, 16: 547–553.
  3. 3.0 3.1 R. M. Sullivan and M. Augé. 2006. Redescription of the holotype of Placosaurus rugosus gervais 1848–1852 (Squamata, Anguidae, Glyptosaurinae) from the Eocene of France and a revision of the genus. Journal of Vertebrate Paleontology 26(1):127-132

Wikidata ☰ Q21220780 entry