Amniotes are tetrapod vertebrate animals belonging to the clade Amniota, a large group that comprises the vast majority of living terrestrial and semiaquatic...

outside of the clade Amniota, though some recent research has recovered them as the sister group to the traditional Synapsida within Amniota, based on inner...

Reptiliomorpha (meaning reptile-shaped; in PhyloCode known as Pan-Amniota) is a clade containing the amniotes and those tetrapods that share a more recent...

Gauthier, .A., Kluge, A.G & Rowe, T. (1988). The early evolution of the Amniota. Pages 103–155 in Michael J. Benton (ed.): The Phylogeny and Classification...

reptiles. Notably, this appears to be the ancestral tooth condition in Amniota. This morphology was once used as a basis for the now-defunct taxonomic...

together with Sauropsida (reptiles and birds), constitutes the larger Amniota clade. Early synapsids are referred to as "pelycosaurs". The more advanced...

various †extinct clades Lissamphibia Reptiliomorpha / Pan-Amniota various †extinct clades Amniota Synapsida (includes mammals) Sauropsida (includes reptiles)...

amphibian and primitive reptilian features, and its placement relative to Amniota has significant implications regarding the origins of the first amniotes...

Amphibia Amniota...

uncertain; while many studies have placed the group as a close relative of Amniota, other analyses have found Baphetidae to be a more basal clade of early...

Synapsida is one of the two major clades of vertebrate animals in the group Amniota, the other being the Sauropsida (which includes reptiles and birds). The...

considered to be either related or ancestral to modern amphibians or to Amniota (the clade containing reptiles and mammals). It has been suggested that...

Actinistia (coelacanths) Dipnoi (lungfish) Tetrapoda Amphibia (amphibians) Amniota Mammalia (mammals) Aves (birds) Reptilia (reptiles, paraphyletic with respect...

taxon encompassing the entire reptilian lineage or reptilian "stem" of Amniota (Synapsida was the mammalian stem). Under this phylogeny, the only group...

†"Reptile-like amphibians" (paraphyletic) Amniota...

enclosed in a uterus. The amnion is a feature of the vertebrate clade Amniota, which includes reptiles, birds, and mammals. Amphibians and fish lack...

2015. Gauthier JA, Kluge AG, Rowe T (1988). "The early evolution of the Amniota". In Benton MJ (ed.). The Phylogeny and Classification of the Tetrapods...

Diadectomorpha Amniota...

in Milner 1988), living tetrapods are ranked as Divisions Amphibia and Amniota within the clade of vertebrates with fleshy limbs (Sarcopterygii). McNeill...

testosterone in ovaries and testicles. The function of Sertoli cells in the Amniota and Anamniota is the same, but they have slightly different properties...

Retrieved September 16, 2012. Laurin, Michel; Gauthier, Jacques A. (2012). "Amniota". Tree of Life Web Project. Archived from the original on June 1, 2020...

Gauthier, Kluge and Rowe (1988) defined Anthracosauria as a clade including "Amniota plus all other tetrapods that are more closely related to amniotes than...

Retrieved August 4, 2012. Laurin, Michel; Gauthier, Jacques A. (2012). "Amniota". Tree of Life Web Project. Retrieved August 4, 2012. Howard, Ian P.; Rogers...

v t e Reptiliomorpha (Pan‑Amniota) See also: Labyrinthodontia Lepospondyli Anthracosauria Batrachosauria Cotylosauria Eureptilia...

(March 2009). Osteological Correlates of Cephalic Skin Structures in Amniota: Documenting the Evolution of Display and Feeding Structures with Fossil...

reptile-like amphibians, the latter which were the relatives and ancestors of the Amniota. While most labyrinthodonts remained aquatic or semi-aquatic, some of the...

finned fish Superclass Tetrapoda Tetrapods (animals with four limbs) 395 Amniota Amniotes (fully terrestrial tetrapods whose eggs are "equipped with an...

Current Perspectives on Tooth Implantation, Attachment, and Replacement in Amniota, Front. Physiol., 21 November 2018 Sec. Craniofacial Biology and Dental...

suggest that seymouriamorphs are stem-tetrapods (not more closely related to Amniota than to Lissamphibia). Many seymouriamorphs were terrestrial or semi-aquatic...

Amphibians Amniota...