Anas pyrrhogastra Meyen, 1834a: 119, pl. 25.

Now: Lophonetta specularioides specularioides (P.P. King, 1828) . See Hellmayr & Conover (1948a: 333).

Holotype: ZMB 13832 (Lichtenstein 1832, Nr. 84 sub “ Anas ”), skin, unsexed, collected by Meyen in “ Maerz ” [= 17 Feb 1831; see Meyen 1834b: 353] in “ Chile ” [= western foot of Volcán Maipo; see below]. Type locality. It follows from Meyen’s data and itinerary (Meyen 1834a: 120, 1834b: 353) that the holotype was collected on the western foot of Volcán Maipo at an elevation of ca . 10,000 feet (3000–3500 m), Metropolitan Region, Chile [ca. 34.2°S, 69.9°W] .