Spiny Whorltail Iguana
Stenocercus crassicaudatus
- Least concern
- Card rarity: Common
- Reptiles

The spiny whorltail iguana is a species of lizard of the family Tropiduridae, found in the state of Cusco, southeast Peru. It was first described by Johann Jakob von Tschudi in 1845.
Classification
- Class
- Reptilia
- Order
- Squamata
- Family
- Tropiduridae
- Genus
- Stenocercus