Inia geoffrensis (Blainville 1817)

[Delphinus] geoffrensis Blainville 1817, Nouv. Dict. Hist. Nat., Nouv. ed., Vol. 9: 151.

Type Locality: "sur la côte du Brésil.", probably upper Amazon River.

Vernacular Names: Amazon River Dolphin.

Synonyms: Inia rostratus (G. Cuvier 1812); Inia frontatus (G. Cuvier 1823) .

Subspecies::

Subspecies Inia geoffrensis subsp. geoffrensis Blainville 1817

Subspecies Inia geoffrensis subsp. boliviensis d'Orbigny 1834

Subspecies Inia geoffrensis subsp. humboldtiana Pilleri and Gihr 1978

Distribution: Peru, Ecuador, Brazil, Bolivia, Venezuela, Columbia: Amazon, Negro, Mamore (Bolivia), and Orinoco River systems.

Conservation: CITES – Appendix II; IUCN – Vulnerable.

Discussion: Reviewed by Best and de Silva (1989). Includes boliviensis, see Casinos and Ocaña (1979); but also see Pilleri and Gihr (1977), who considered it a distinct species. Rice (1998:93) recognized I. g. geoffrensis (Amazon River Dolphin), I. g. humboldtiana (Orinoco River Dolphin) and I. g. boliviensis (Bolivian River Dolphin) .