# Stenocercus

Stenocercus is a genus of South American lizards, commonly called whorltail iguanas, of the family Tropiduridae. This genus has 80 valid described species.

## Geographic range

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.

## Species

The following 80 species are recognized, listed alphabetically by scientific name.
* Stenocercus aculeatus (O’Shaughnessy, 1879)
* Stenocercus albolineatus Teixeira, Prates, Nisa, Silva-Martins, Strüssmann & Rodrigues, 2015
* Stenocercus amydrorhytus G. Köhler & Lehr, 2015
* Stenocercus angel Torres-Carvajal, 2000
* Stenocercus angulifer (F. Werner, 1901)
* Stenocercus apurimacus Fritts, 1972 – Fritts's whorltail iguana
* Stenocercus arndti Venegas, Echevarria & Alvarez, 2014
* Stenocercus asenlignus Venegas, García-Ayachi, Chávez-Arribasplata & Garcia-Bravo, 2022
* Stenocercus azureus (F. Müller, 1880)
* Stenocercus boettgeri Boulenger, 1911 – Boettger's whorltail iguana
* Stenocercus bolivarensis Castro & Ayala, 1982 – Bolivar whorltail iguana
* Stenocercus cadlei Torres-Carvajal & Mafla-Endara, 2013
* Stenocercus caducus (Cope, 1862)
* Stenocercus canastra Ávila-Pires, Nogueira & Martins, 2019
* Stenocercus carrioni Parker, 1934 – Parker's whorltail iguana
* Stenocercus catherineae Venegas, García-Ayachi, Chávez-Arribasplata, Chávez, Wong & Garcia-Bravo, 2020
* Stenocercus chinchaoensis Venegas, Duran & García-Burneo, 2013
* Stenocercus chlorostictus Cadle, 1991
* Stenocercus chota Torres-Carvajal, 2000
* Stenocercus chrysopygus Boulenger, 1900 – golden whorltail iguana
* Stenocercus crassicaudatus (Tschudi, 1845) – spiny whorltail iguana
* Stenocercus cupreus Boulenger, 1885 – copper whorltail iguana
* Stenocercus diploauris Venegas, Echevarria, García-Ayachi & Landauro, 2020
* Stenocercus doellojuradoi (Freiberg, 1944)
* Stenocercus dracopennatus Venegas, García-Ayachi, Chávez-Arribasplata, Chávez, Wong & Garcia-Bravo, 2020
* Stenocercus dumerilii (Steindachner, 1867)
* Stenocercus empetrus Fritts, 1972 – rock whorltail iguana
* Stenocercus erythrogaster (Hallowell, 1856)
* Stenocercus eunetopsis Cadle, 1991
* Stenocercus festae (Peracca, 1897) – Peracca's whorltail iguana
* Stenocercus fimbriatus Ávila-Pires, 1995 – western leaf lizard
* Stenocercus flagracanthus Venegas, García-Ayachi, Chávez-Arribasplata, Chávez, Wong & Garcia-Bravo, 2020
* Stenocercus formosus (Tschudi, 1845)
* Stenocercus frittsi Torres-Carvajal, 2005
* Stenocercus guentheri (Boulenger, 1885) – Günther's whorltail iguana
* Stenocercus haenschi (F. Werner, 1901) – Haensch's whorltail iguana
* Stenocercus huancabambae Cadle, 1991
* Stenocercus humeralis (Günther, 1859) – patterned whorltail iguana
* Stenocercus ica Mendoza, Ramírez, Barrera & Aguilar-Puntriano, 2021
* Stenocercus imitator Cadle, 1991
* Stenocercus iridescens (Günther, 1859)
* Stenocercus ivitus Fritts, 1972 – ivy whorltail iguana
* Stenocercus johaberfellneri G. Köhler & Lehr, 2015
* Stenocercus lache Corredor, 1983
* Stenocercus latebrosus Cadle, 1998
* Stenocercus leybachi Venegas, García-Ayachi, Chavez-Arribasplata & Garcia-Bravo, 2022
* Stenocercus limitaris Cadle, 1998
* Stenocercus marmoratus (A.M.C. Duméril & Bibron, 1837)
* Stenocercus melanopygus Boulenger, 1900 – dark whorltail iguana
* Stenocercus modestus (Tschudi, 1845) – modest whorltail iguana
* Stenocercus nigrobarbatus Venegas, Echevarria, García-Ayachi & Landauro, 2020
* Stenocercus nigrocaudatus Venegas, García-Ayachi, Chávez-Arribasplata & Garcia-Bravo, 2022
* Stenocercus nigromaculatus Noble, 1924 – black-spotted whorltail iguana
* Stenocercus nubicola Fritts, 1972 – cloud whorltail iguana
* Stenocercus ochoai Fritts, 1972 – Ochoa whorltail iguana
* Stenocercus omari Venegas, Echevarría, García-Burneo & Koch, 2016
* Stenocercus orientalis Fritts, 1972 – eastern whorltail iguana
* Stenocercus ornatissimus (Girard, 1857) – lesser ornate whorltail iguana
* Stenocercus ornatus (Gray, 1845) – Girard's whorltail iguana
* Stenocercus pectinatus (A.M.C. Duméril & Bibron, 1835)
* Stenocercus percultus Cadle, 1991
* Stenocercus philmayi Venegas, García-Ayachi, Chávez-Arribasplata, Chávez, Wong & Garcia-Bravo, 2020
* Stenocercus praeornatus Fritts, 1972 – greater ornate whorltail iguana
* Stenocercus prionotus Cadle, 2001
* Stenocercus puyango Torres-Carvajal, 2005
* Stenocercus qalaywasi Venegas, García-Ayachi, Chávez-Arribasplata & Garcia-Bravo, 2022
* Stenocercus quinarius Nogueira & Rodrigues, 2006
* Stenocercus rhodomelas (Boulenger, 1899) – red-black whorltail iguana
* Stenocercus roseiventris D’Orbigny in A.M.C. Duméril & Bibron, 1837 – rose whorltail iguana
* Stenocercus santander Torres-Carvajal, 2007
* Stenocercus scapularis (Boulenger, 1901)
* Stenocercus simonsii Boulenger, 1899 – Simons' whorltail iguana
* Stenocercus sinesaccus Torres-Carvajal, 2005
* Stenocercus squarrosus Nogueira & Rodrigues, 2006
* Stenocercus stigmosus Cadle, 1998
* Stenocercus torquatus Boulenger, 1885
* Stenocercus trachycephalus (A.H.A. Duméril, 1851) – Duméril's whorltail iguana
* Stenocercus tricristatus (A.H.A. Duméril, 1851)
* Stenocercus variabilis Boulenger, 1901 – variable whorltail iguana
* Stenocercus varius Boulenger, 1885 – keeled whorltail iguana
Nota bene: A binomial authority in parentheses indicates that the species was originally described in a genus other than Stenocercus.

## Gallery

* S. ornatissimus, San Jerónimo de Surco, Huarochiri, Lima, Peru
* S. crassicaudatus, spiny whorltail iguana, Machu Picchu, Peru