(Q97497421)
Statements
Taxonomic revision of New World species of the genus Oosternum Sharp (Coleoptera: Hydrophilidae: Sphaeridiinae) I. Definition of species groups and revision of the Oosternum aequinoctiale group (English)
MARTIN FIKÁČEK
FRANZ HEBAUER
MICHAEL HANSEN
27 March 2009
The genus Oosternum Sharp, 1882 is divided into ten species groups based on external adult characters. (English)
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