Blastocerus dichotomus (Illiger 1815)

[Cervus] dichotomus Illiger 1815, Abh. Phys. Klasse K. Preuss. Akad. Wiss., 1804-1811: 117.

Type Locality: No locality given; based on the gouazoupoukou of Azara; restricted to Paraguay, Lake Ypoá, south of Asuncion (Cabrera, 1961:329).

Vernacular Names: Marsh Deer.

Distribution: N Argentina, Bolivia, Brazil (S of Amazon River), Paraguay, E Peru, and Uruguay.

Conservation: CITES – Appendix I; U.S. ESA – Endangered; IUCN – Critically Endangered (Paraná Brazilian Basin subpopulation), Endangered (Delta del Paraná subpopulation), otherwise Vulnerable.

Discussion: Reviewed by Pinder and Grosse (1991, Mammalian Species, 380).