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Rhynchocephalia (/ˌrɪŋkoʊsɪˈfeɪliə/; lit. 'beak-heads') is an
order of lizard-like
reptiles that
includes only one
living species, the
tuatara (Sphenodon...
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ossification may have
evolved multiple times,
having been
found in the Jur****ic
sphenodont Sapheosaurus as well as in the
therapsid Ni****odon mfumukasi. The epiphysis...
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Sapheosaurus is an
extinct genus of Late Jur****ic
sphenodont. Its
skull was
longer and
narrower than that of Homoeosaurus. It was
classified as a genus...
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Toxolophosaurus was a
sphenodont which lived in
North America during the
Early Cretaceous. The
first specimen,
consisting of a pair of
lower jaws, was...
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Kallimodon is a
genus of
sphenodont from the Late Jur****ic of Bavaria,
southern Germany.
Kallimodon was
originally described as a
species of Homoeosaurus...
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previously considered to have
belonged to
Opisthias or Theretairus,
recent studies have
doubted this referral, thus
placing it as an
indeterminate sphenodont....
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include bivalves, snails, ray-finned fishes, frogs, salamanders, turtles,
sphenodonts, lizards,
terrestrial and
aquatic crocodylomorphs,
several species of...
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Opisthias is a
genus of
sphenodont reptile. The type species,
Opisthias rarus, is
known from the Late Jur****ic (Kimmeridgian-Tithonian) of
western North...
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types of
early mammals, as well as
tritylodont synapsids, lizard-like
sphenodonts, and
early lissamphibians.[citation needed]
Geology portal Paleontology...
- ray-finned fishes,
frogs such as Eobatrachus, salamanders, turtles,
sphenodonts, lizards,
terrestrial and
aquatic crocodylomorphs like Goniopholis, and...
