Diapsid - Wikipedia
Diagram of the diapsid skull with temporal openings, unlike in Anapsida. The name Diapsida means "two arches", and diapsids are traditionally classified based on their two ancestral skull openings (temporal fenestrae) posteriorly above and below the eye.
Diapsid Definition & Meaning - Merriam-Webster
The meaning of DIAPSID is of, relating to, or including reptiles (such as the crocodiles) with two pairs of temporal openings in the skull.
A Triassic stem lepidosaur illuminates the origin of lizard-like ...
2021年8月25日 · The early evolution of diapsid reptiles is marked by a deep contrast between our knowledge of the origin and early evolution of archosauromorphs (crocodiles, avian and non-avian dinosaurs) to...
15.6: Evolution of Amniotes - Biology LibreTexts
2021年2月28日 · Members of the order Testudines have an anapsid-like skull with one opening. However, molecular studies indicate that turtles descended from a diapsid ancestor. Why might this be the case? [practice-area rows=”2″][/practice-area] [reveal-answer q=”540837″]Show Answer[/reveal-answer]
Early Origins of Turtles and Other Diapsid Reptiles - Denver …
Two taxa, Eunotosaurus africanus and Pappochelys rosinae, were recently and independently described as long-anticipated stem turtles whose diapsid skulls would cement the evolutionary link between turtles and other modern reptile lineages.
Diapsid - an overview | ScienceDirect Topics
Aside from turtles, diapsid reptiles comprise archosaurs, lepidosaurs, and their closest extinct relatives. In addition to the two temporal openings, diapsids also share the presence of a large opening in the bony palate, the suborbital fenestra (Rieppel, 1993).
Diapsid | reptile | Britannica
Other articles where diapsid is discussed: reptile: Fossil distribution: …of the Mesozoic Era are diapsids. One of the most-recognizable groups of diapsids is the lepidosauromorphs. This lineage, which is ancestral to today’s tuatara and squamates (lizards and snakes), appeared first during the Late Permian.
Diapsid - Simple English Wikipedia, the free encyclopedia
A diapsid is a reptile with two fenestrae (holes) behind the eye on each side of its skull. Most reptiles are diapsids, and the condition does not occur in mammals . The function of the holes is to improve jaw movements, and to reduce the weight of the skull.
Diapsid vs. Synapsid: Key Differences Explained
Dinosaurs, perhaps the most iconic diapsids, ruled the land with unmatched might. From the towering Tyrannosaurus rex to the long-necked Brachiosaurus, these creatures showcased the incredible adaptability and diversity within the diapsid …
Diapsida - Tree of Life Web Project
Diapsid phylogeny has been intensively studied in the last decade, but the affinities of many groups are still controversial.
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