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Superregnum: Eukaryota
Regnum: Animalia
Subregnum: Eumetazoa
Cladus: Bilateria
Cladus: Nephrozoa
Superphylum: Deuterostomia
Phylum: Chordata
Cladus: Craniata
Subphylum: Vertebrata
Infraphylum: Gnathostomata
Superclassis: Tetrapoda
Cladus: Reptiliomorpha
Cladus: Amniota
Classis: Reptilia
Cladus: Eureptilia
Cladus: Romeriida
Subclassis: Diapsida
Cladus: Sauria
Infraclassis: Lepidosauromorpha
Superordo: Lepidosauria
Ordo: Squamata
Subordo: Serpentes
Infraordo: Caenophidia
Superfamilia: Colubroidea

Familia: Colubridae
Subfamilia: Xenodontinae
Genus: Hydromorphus
Species: H. concolor – H. dunni


Hydromorphus is a genus of snakes in the subfamily Dipsadinae.[1]

Geographic range

The genus Hydromorphus is endemic to Central America.[1]

Two species are recognized as being valid.[1]

Hydromorphus concolor W. Peters, 1859
Hydromorphus dunni Slevin, 1942


The specific name, dunni, is in honor of American herpetologist Emmett Reid Dunn.[2]

Genus Hydromorphus at The Reptile Database.

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. (Hydromorphus dunni, p. 77).

Further reading

Boulenger GA (1894). Catalogue of the Snakes in the British Museum (Natural History). Volume II., Containing the Conclusion of the Colubridæ Aglyphæ. London: Trustees of the British Museum (Natural History). (Taylor and Francis, printers). xi + 382 pp. + Plates I-XX. (Genus Hydromorphus, p. 185; species H. concolor, p. 185).
Peters W (1859). "Über die von Hrn. Dr. Hoffman in Costa Rica gesammelten und an das Königl. zoologische Museum gesandten Schlangen ". Monatsbericht der Königlichen Preussischen Akademie der Wissenschaften zu Berlin 1859: 275-278. (Hydromorphus, new genus, pp. 276–277; H. concolor, new species, p. 277). (in German).
Slevin JR (1942). "Notes on a Collection of Reptiles from Boquete, Panama, with the Description of a New Species of Hydromorphus ". Proc. California Acad. Sci., Fourth Series 23: 463-480 + Plates 39-42. (Hydromorphus dunni, new species, p. 474 + Plate 39, figures 1-3).


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