Michael S. Engel
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Obras

A new species of the bee genus Eoanthidium with extraordinary male femoral organs from the Arabian Peninsula (Hymenoptera: Megachilidae)

New genera and subgenera of augochlorine bees (Hymenoptera: Halictidae)

Innumerable Insects
Diverse Neuropterida in Cretaceous amber, with particular reference to the paleofauna of Myanmar (Insecta)
Classification of the bee tribe Augochlorini (Hymenoptera: Halictidae)
2000
