మొత్తంమీద ఆర్డర్: Tuatheras,

sphenodon's Usage Examples:

Dentition is pleurodont, like other basal lepidosauromorphs and lizards, but unlike sphenodontians.

Cynosphenodon from the Early Jurassic of Mexico has consistently been recovered as a close relative of the tuatara in most analyses.

Like other sphenodonts, opisthodonts had acrodont teeth which.

Subfamily Lophyohylinae Aparasphenodon – casque-headed frogs Argenteohyla – Argentinian frogs Corythomantis – casque-headed tree frog Dryaderces Itapotihyla.

  Homoeosaurus     Zapatadon     Cynosphenodon     Sphenodon     Ankylosphenodon   Opisthodontia  .

"A Middle Jurassic Sphenodon-like sphenodontian (Diapsida: Lepidosauria) from Huizachal Canyon, Tamaulipas.

Opisthodontia is defined as all rhynchocephalians closer to Priosphenodon than to Sphenodon (tuatara).

Synonyms:

order Rhynchocephalia, tuatara, Sphenodon punctatum, genus Sphenodon, Rhynchocephalia, reptile genus,

Antonyms:

anapsid,