Reptiles beginning with J

Jamaica Boa. - Adults grow to an average of about 2 m in length.
Janetaescincus braueri - The Brauer's Burrowing Skink is a species of skink in the Scincidae family.
Japanesepond Turtle - This species is known to hybridize with the Chinese Pond Turtle, the Chinese Stripe-necked Turtle and the Chinese box turtle in captivity.
Jeweled chameleon - It is threatened by habitat loss.
Jewelled Lizard - Timon lepidus is a species of wall lizard known as the Ocellated Lizard .
Johnson's crocodile - Although they will bite if disturbed or feel threatened, freshwater crocodiles are not known as man-eaters and their prey is generally of a much smaller size.
Jumping Pit Viper - Adults are short and exceedingly stout, commonly growing to 18-24 inches in length.