Amniote

Amniotes; Temporal range: ; Pennsylvanian–Present, PreЄ Є O S D C P T J K Pg N (Possible Mississippian record)
	A baby tortoise emerges frae an amniotic egg.
Scientific classification
Kinrick:	Animalia
Phylum:	Chordata
Supercless:	Tetrapoda
Clade:	Reptiliomorpha
Clade:	Amniota; Haeckel, 1866
Clades
	†Casineria?; †Lysorophia?; †Gymnarthridae?; †Brachystelechidae?; †Rhynchonkidae?; †Ostodolepidae?; †Hapsidopareiidae?; †Pantylidae?; Synapsida †Caseasauria; Eupelycosauria Mammalia; ; ; Sauropsida Reptilia †Parareptilia; Eureptilia; ; Aves Paleognathae; Neognathae; ; ;

Amniotes is a clade o vertebrates comprisin the reptiles, birds an mammals whilk lay thair eggs on land or kep the fertilised egg within the mither.

References

1 2 3 4 5 Jason D. Pardo; Matt Szostakiwskyj; Per E. Ahlberg; Jason S. Anderson (2017). "Hidden morphological diversity among early tetrapods". Nature. 546 (7660): 642–645. doi:10.1038/nature22966. PMID 28636600.
1 2 Arjan Mann; Jason D. Pardo; Hillary C. Maddin (2019). "Infernovenator steenae, a new serpentine recumbirostran from the 'Mazon Creek' Lagertätte further clarifies lysorophian origins". Zoological Journal of the Linnean Society. in press. doi:10.1093/zoolinnean/zlz026.

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