Stenocercus
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]
| Stenocercus | |
|---|---|
![]()  | |
| Stenocercus crassicaudatus (spiny whorltail iguana) at Machu Picchu. | |
| Scientific classification  | |
| Domain: | Eukaryota | 
| Kingdom: | Animalia | 
| Phylum: | Chordata | 
| Class: | Reptilia | 
| Order: | Squamata | 
| Suborder: | Iguania | 
| Family: | Tropiduridae | 
| Genus: | Stenocercus A.M.C. Duméril & Bibron, 1837[1]  | 
| Type species | |
| Iguana pectinata A.M.C. Duméril & Bibron, 1835  | |
| Species | |
| 
 80, see text  | |
| Synonyms | |
  | |
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.[2]
Species
    
The following 80 species are recognized, listed alphabetically by scientific name.[2][3]
- 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[4]
 - 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[5]
 - Stenocercus huancabambae Cadle, 1991
 - Stenocercus humeralis (Günther, 1859) – patterned whorltail iguana
 - Stenocercus ica Mendoza, Ramírez, Barrera & Aguilar-Puntriano, 2021[6]
 - 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.
References
    
- "Stenocercus ". ITIS (Integrated Taxonomic Information System). www.itis.gov.
 - Stenocercus. The Reptile Database. www.reptile-database.org.
 - Venegas, Pablo J.; García-Ayachi, Luis A.; Chávez-Arribasplata, Juan C.; Chávez, Germán; Wong, Iván; García-Bravo, Antonio (2020-11-18). "Four new species of Stenocercus Duméril & Bibron, 1837 (Squamata, Iguania) from the Department of Amazonas in northeastern Peru". Evolutionary Systematics. 4 (2): 79–108. doi:10.3897/evolsyst.4.57578. ISSN 2535-0730.
 - Venegas PJ, Echevarria LY, Alvarez SC (2014). "A new species of spiny-tailed iguanid lizard (Iguania: Stenocercus) from northwestern Peru". Zootaxa 3753 (1): 47-58.
 - Beolens, Bo; Watkins, Michael; Grayson, Michael (2011). The Eponym Dictionary of Reptiles. Baltimore: Johns Hopkins University Press. xiii + 296 pp. ISBN 978-1-4214-0135-5. (Stenocercus haenschi, p. 113).
 - Mendoza, Alejandro; Ramírez, César; Barrera, Diego; Aguilar-Puntriano, César (2021). "A New Species of the Genus Stenocercus (Iguania: Tropiduridae) from the Peruvian Pacific Coast (Ica Region)". Salamandra 57 (1): 1-14.
 
Further reading
    
- Boulenger GA (1885). Catalogue of the Lizards in the British Museum (Natural History). Second Edition. Volume II. Iguanidae, ... London: Trustees of the British Museum (Natural History). (Taylor and Francis, printers). xiii + 497 pp. + Plates I-XXIV. (Genus Stenocercus, p. 131).
 - Cadle JE (1991). "Systematics of lizards of the genus Stenocercus (Iguania: Tropiduridae) from northern Peru. New Species and comments on relationships and distribution patterns". Proceedings of the Academy of Natural Sciences of Philadelphia 143: 1-96. [For erratum see Cadle JE (1993). Proc. Acad. Nat. Sci. Philadelphia 144: 345].
 - Duméril AMC, Bibron G (1837). Erpétologie générale ou histoire naturelle complète des reptiles. Tome quatrième [Volume 4]. Paris: Roret. ii + 571 pp. (Stenocercus, new genus, pp. 349–350). (in French).
 - Goin CJ, Goin OB, Zug GR (1978). Introduction to Herpetology, Third Edition. San Francisco: W.H. Freeman. xi + 378 pp. ISBN 0-7167-0020-4. (Genus Stenocercus, p. 291).
 
Gallery
    

S. crassicaudatus, spiny whorltail iguana, Machu Picchu, Peru.
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