lacertid
lacertid lizard
family Lacertidae
Lacertidae
agama
Iguanidae
Iguania
family Iguanidae
family Iguania
polyglyphanodontian
genus Callisaurus
Callisaurus
family Lanthanotidae
Lanthanotidae
order Ictodosauria
Ictodosauria
ask
lacertine
Lacerta viridis
tropidurid
green lizard
genus Holbrookia
Holbrookia
Cnemidophorus sexlineatus
racerunner
six-lined racerunner
aigialosaurid
race runner
lizardlike
Chlamydosaurus
Sauromalus obesus
genus Chlamydosaurus
chuckwalla
frillneck
corytophanine
reptile genus
genus Phrynosoma
Phrynosoma
necrosaurid
crocodilian
crocodilian reptile
archosauromorph
genus Crotaphytus
Crotaphytus
Titanosauridae
horned lizard
monstersaurid
horned toad
horny frog
Uma