Megapodius Gaimard, 1823 Bulletin General et Universel des Annonces et de Nouvelles Scientifiques p.451 Megapodiusfreycinet Gaimard, 1823; Type by subsequent designation (Selby, 1840, A Catalogue of the Generic and Sub-Generic Types of the Class Aves, p.40)
46a. Megapodius nicobariensis nicobariensis Blyth, 1846 [HB#225] Original Description:Megapodiusnicobariensis Blyth, 1846 Journal of the Asiatic Society of Bengal 15, p.52 (Nicobar Is) Taxonomy: Includes M. trinkutensis Sharpe 1874 from Trinkut Is., C. Nicobars. Distribution: Teressa, Bompoka, Tillanchong, Trinket, Kamorta, Katchal, and Nancowry islands in the Central Nicobar group lying north of the Sombrero channel. Specimens: BNHS, NHMUK, RBINS, MCZ, USNM
46b. Megapodius nicobariensis abbotti Oberholser, 1919 [HB#226] Original Description:Megapodiusnicobariensisabbotti Oberholser, 1919 Proceedings of the United States National Museum 55, p.401 (Little Nicobar Is.) Distribution: Great and Little Nicobar Island group including Kondul, Menchal, Meroe, and Treis; historically from Trax and Megapode – all lying south of the Sombrero channel. Type Specimen: USNM#178343 (Holotype). Specimens: ZSI, ROM, USNM Notes: See Sankaran (1995, Biological Conservation 72 (1): 19), Sivakumar (2010, in Ramakrishna et al.Recent trends in biodiversity of Andaman and Nicobar Islands p. 438) for population status.