80, see text Stenocercus is a genus of South American lizards, commonly called whorltail iguanas, of the family Tropiduridae.

This genus has 80 valid described species.

[2][3] The greatest species richness is in Ecuador and Peru, but members of the genus Stenocercus are also found in Colombia, Brazil, Bolivia, Paraguay, Uruguay, and northern Argentina.

[2] The following 80 species are recognized, listed alphabetically by scientific name.

[2][3] Nota bene: A binomial authority in parentheses indicates that the species was originally described in a genus other than Stenocercus.