Key to Families of
Choose the description that best fits the animal of interest.
If none fit go back to step one.
A. Lizard with body flattened and wider than neck, head with
stubby spines but deep notch in back of skull, single row of pointed
scales forming fringe around side of body, generally less than 75 mm
Phrynosamatidae (Horned Lizard Family)
B. Lizard with distinct fold along side, indistinct crossbands on
back or transverse blotches, dark stripes along edges of belly scales,
generally less than 30 cm total length.
Anguidae (Anguid Lizard Family)
one species in Canada:
Gerrhonotus coeruleus (Northern Alligator Lizard)
C. Slender lizard with smooth sleek scales, all species in Canada
have longitudinal stripes down the back, large adults may be uniform
gray or brown in colour, juveniles have bold blue or gray tail.
Scincidae (Skink Family)