Definition of Rhynchocephalia

1. Noun. Tuataras; extinct forms from middle Triassic.

Exact synonyms: Order Rhynchocephalia
Generic synonyms: Animal Order
Group relationships: Lepidosauria, Subclass Lepidosauria
Member holonyms: Genus Sphenodon, Sphenodon

Lexicographical Neighbors of Rhynchocephalia

Rhus laurina
Rhus ovata
Rhus quercifolia
Rhus radicans
Rhus rhodanthema
Rhus toxicodendron antigen
Rhus toxicodenedron
Rhus trilobata
Rhus typhina
Rhus venenata antigen
Rhus verniciflua
Rhus vernix
Rhyacian
Rhyacotriton
Rhyacotriton olympicus
Rhynchocephalia
Rhynchoelaps
Rhynchoelaps australis
Rhyncostylis
Rhynia
Rhyniaceae
Rhætian
Rhætians
Rhône-Alpes
Rian
Riau
Riau Islands
Ribas-Torres disease
Ribbert's theory
Ribbonism

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