Megachile pluto Smith, 1860
Wallace's giant bee, Giant mason bee
Taxonomy & Nomenclature
Synonym/s: Chalcidoma pluto (Smith, 1860); Chalicodoma pluto (Smith, 1860)
IUCN RedList status: Vulnerable
A single specimen was collected in 1858 or 1859 by Alfred Russel Wallace. The species then went missing until it was rediscovered by Adam Messer in 1981. It then went missing a second time until it was collected on Bacan in February 2018.
Bacan, Halmahera and Tidore, North Moluccas, Indonesia
Dollin, Anne. (2001). The largest bee in the world. Available at: https://www.aussiebee.com.au/aussiebeeonline004.pdf [accessed 16 June 2018]
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IUCN. 1990. IUCN Red List of Threatened Animals. IUCN, Gland, Switzerland and Cambridge, UK.
Kuhlmann, M. 2014. Megachile pluto. The IUCN Red List of Threatened Species 2014: e.T4410A21426160. https://dx.doi.org/10.2305/IUCN.UK.2014-1.RLTS.T4410A21426160.en. Downloaded on 12 March 2017.
Messer, Adam Catton. (1984). Chalicodoma pluto: the world's largest bee rediscovered living communally in termite nests (Hymenoptera: Megachilidae). Journal of the Kansas Entomological Society 57(1): 165-168. [Abstract]
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