and 7,925 snakes, lizards, tuatara, turtles, and crocodiles. The name Diapsida means "two arches", and diapsids are traditionally classified based on...

Mannion, Philip (ed.). "A redescription of Orovenator mayorum (Sauropsida, Diapsida) using high‐resolution μ CT , and the consequences for early amniote phylogeny"...

analysis, Pantestudines (turtles and close relatives) were placed within Diapsida but outside of Sauria. The synapomorphies or characters that unite the...

(the total group of reptiles, including birds). The major reptile group Diapsida, for example, is defined by the presence of two temporal fenestrae on each...

Reptiles are tetrapod animals in the class Reptilia, comprising today's turtles, crocodilians, snakes, amphisbaenians, lizards, tuatara, and their extinct...

clade Sauropsida, the other one being Parareptilia. Eureptilia includes Diapsida (the clade containing all modern reptiles and birds), as well as a number...

Subclass Anapsida ("proto-reptiles", possibly including turtles) Subclass Diapsida (majority of reptiles, progenitors of birds) Subclass Euryapsida (plesiosaurs...

which he called Avicephala. Senter's analysis placed Avicephala within Diapsida but outside Neodiapsida, defined by Senter as the clade containing "all...

of the Late Triassic (Carnian-Norian: Adamanian-Apachean) drepanosaurs (Diapsida: Archosauromorpha: Drepanosauromorpha)". New Mexico Museum of Natural History...

groups of amniotes -Synapsida, Diapsida, and Anapsida- have been named after the number of holes in their skull; Diapsida means "two arches" in reference...