The cleptoparasitic bee genus Euaspis in Vietnam (Hymenoptera: Megachilidae)
Truong Lam Xuan, Nguyen Lien Thi Phuong, Tran Ngat Thi, Engel Michael S.
Acta Entomologica Musei Nationalis Pragae 65(1): 233-249, 2025
Published online: 18th October 2025
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Abstract: The cleptoparasitic bee genus Euaspis Gerstäcker, 1858 is reviewed from
Vietnam, with four species recognized. A new species, Euaspis flavorotundata
Tran & Engel sp. nov. from Northern and Central Highlands, Vietnam is
described and figured. The distribution area of E. aequicarinata Pasteels,
1980 and E. polynesia Vachal, 1903 in the country is updated. Notes on the
female morphology variation of E. diversicarinata Pasteels, 1980 are provided
along with an illustrated key to Euaspis species from Vietnam.
Key words: Hymenoptera, Megachilidae, Anthidiini, cleptoparasitic bee, habitat, morphology, new species, taxonomy, Vietnam, Oriental Region
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