Polhemus, D.A. - Systematics of the Genus Rhagovelia Mayr (Heteroptera: Veliidae) in the Western Hemisphere (Exclusive of the angustipes Complex)

Entomological Society of America 1997 ii, 385, 394 line drawings + maps. 225x156mm. PB. Vg.. This book contains keys, descriptions, illustrations of key characters, and detailed range maps for the 105 species of riffle bugs with a long or medium length pronotum occurring in the Western Hemisphere.. [9780938522591]

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