WebNov 17, 2024 · This corresponds with the only turtle fossils found in North America, chinlechelys, which had a very thin shell 1-3 mm compared to this fossil at 5 mm. Unfortunately, if this is a fragment of turtle shell it is probably a float from the adjacent early cretaceous sandy conglomerate from which I have only found one poorly preserved … WebA new, thin-shelled fossil from the Upper Triassic (Revueltian: Norian) Chinle Group of New Mexico, Chinlechelys tenertesta, is one of the most primitive known unambiguous members of the turtle stem lineage. The thin-shelled nature of the new turtle combined with its likely terrestrial habitat preference hint at taphonomic filters that basal turtles had to overcome …
Niolamia - Wikipedia
WebŽelvy. Tento článek je o živočišném řádu. O jiných významech pojednává článek želva (rozcestník). Některá data mohou pocházet z datové položky. Želvy (Testudines) jsou významnou, rozmanitou a značně rozšířenou skupinou vyhynulých i recentních (v současnosti stále žijících) plazů. WebApr 3, 2024 · “La proximité entre Chinlechelys et les pareiasaures fait supposée aux auteurs que ces dernières sont proches de ces derniers et peut-être même issues de pareiasaures nains ! L'hypothèse des tortues issue des pareisaures était ancienne (1946 et 1997) maintenant elle est de retour” bixby review samsung
Dinochelys - Wikipedia
Chinlechelys is an extinct genus of stem-turtle belonging to Testudinata. It lived in the Norian age of the Late Triassic and is the oldest turtle known from North America. Among turtles it is unique, mostly because of its very thin shell. The type and only species, C. tenertesta, was named and described with the … See more Chinlechelys is known from only one assigned specimen, the holotype NMMNH P-16697 (New Mexico Museum of Natural History and Science) recovered from the Norian Bull Canyon Formation (New Mexico See more Chinlechelys is a unique turtle, and was preserved to have an extremely thin shell. Even though the shell has an estimated length of 35 cm (14 in), the thickest section, above the keel, is only 3 mm (0.12 in) thick, with the average shell thickness being 1 mm (0.039 … See more WebProceedings 2024, 69, x FOR PEER REVIEW 4 of 7 FIGURE 2. Chinlechelys tenertesta costal, NMMNH P-16697-3: 1, Close up of a cross section across the rib of NMMNH P-16697-1 on the right in Figure 2.6; and 2, cross section of rib on the left in Figure 2.6. 3, color close up of a cross section across the same rib; 4, color close up of a cross section; … bixby road