Kingdom Animalia (animals) Eumetazoa (metazoans) Bilateria (bilaterally symmetrical animals) Deuterostomia (deuterostomes) Phylum Chordata (chordates) Craniata (craniates) Subphylum Vertebrata (vertebrates) Superclass Gnathostomata (jawed vertebrates) Euteleostomi (bony vertebrates) Class Sarcopterygii (lobe-finned fishes and terrestrial vertebrates) Tetrapoda (tetrapods) Amniota (amniotes) Class Reptilia (turtles, snakes, lizards, and relatives) Order Squamata Family Viperidae Genus Echis Species Echis carinatus (Saw-scaled Viper) Species Echis coloratus (Palestine Saw-scaled Viper) Species Echis hughesi (Hughes' Saw-scaled Viper) Species Echis jogeri (Joger's Saw-scaled Viper) Species Echis leucogaster (Roman's Saw-scaled Viper) Species Echis megalocephalus (Cherlin's Saw-scaled Viper) Species Echis ocellatus (African Saw-scaled Viper, West African carpet viper) Species Echis omanensis (Oman saw-scaled viper) Species Echis pyramidum (Egyptian Saw-scaled Viper)
