100 were released in 1963, but there are no further records (Hutson, A.M. (1981) ‘A preliminary list of insects of Diego Garcia Atoll, Chagos Archipelago’, Atoll Research Bulletin, 243, pp. 1–29. Available at: https://doi.org/10.5479/si.00775630.243.1)
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Introduced from East African stock for biocontrol of Rhinoceros beetle Oryctes rhinocerus. (Hutson, A.M. (1981) ‘A preliminary list of insects of Diego Garcia Atoll, Chagos Archipelago’, Atoll Research Bulletin, 243, pp. 1–29. Available at: https://doi.org/10.5479/si.00775630.243.1)
Zoological Society of London (2022) A List of the Terrestrial Invertebrates of BIOT, (Including Ecology, Biology, Conservation, Distribution and Collection Notes). Dataset.; Hutson, A.M. (1981) ‘A preliminary list of insects of Diego Garcia Atoll, Chagos Archipelago’, Atoll Research Bulletin, 243, pp. 1–29. Available at: https://doi.org/10.5479/si.00775630.243.1