Mosasauria
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Mosasauria is a clade of aquatic and semiaquatic squamates that lived during the Cretaceous period. Fossils belonging to the group have been found in all continents around the world. Early mosasaurian
Pythonomorphan 2
Adriosaurus
Dolichosaurus
Pontosaurus lesinensis detail
Toxicofera
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Toxicofera is a clade of scaled reptiles that includes the Serpentes, Anguimorpha and Iguania. Toxicofera contains about 4,600 species of extant Squamata. It encompasses all venomous reptile species,
Mosasauria
…and mosasauroids (Mosasaurus and Opetiosaurus) Scientific classification Kingdom: Animalia Phylum: Chordata Class: Reptilia Order: Squamata Clade: Toxicofera Clade: †Mosasauria Marsh, 1880 Subgroups †Dolichosauridae †Mosasauroidea Mosasauria is a clade of aquatic and semiaquatic squamates that lived during…
Mexican ridged nosed rattlesnake head