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Amniotes are a clade o vertebrates comprisin the reptiles, birds an mammals which lay thair eggs on land or retain the fertilized egg within the mither.

Amniotes
Temporal range:
PennsylvanianPresent,
(Possible Mississippian record)
Tortoise-Hatchling.jpg
A baby tortoise emerges frae an amniotic egg.
Scientific classification e
Kinrick: Animalia
Phylum: Chordata
Supercless: Tetrapoda
Clade: Reptiliomorpha
Clade: Amniota
Haeckel, 1866
Clades

ReferencesEedit

  1. 1.0 1.1 1.2 1.3 1.4 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. 
  2. 2.0 2.1 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.