Notes on trap-nesting Sri Lankan wasps and bees (Hymenoptera: Vespidae, Pompilidae, Sphecidae, Colletidae, Megachilidae)

K V Krombein
B B Norden

Published in Proceedings of the Entomological Society of Washington, in 2001, in volume 103, pages 274-281

Date published:2001

BHL: 16279520
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