anapsida

noun

Meaning

A subclass of reptiles characterized by skulls that lack temporal fenestrae, or openings behind the eye sockets.

Examples

  • Paleontologists continue to debate the evolutionary relationship between the Anapsida and other reptile lineages.
  • The fossil record shows that the Anapsida were once a highly diverse group during the Permian period.

Synonyms: reptile, amniote, sauropsid, testudine