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SYNOPSIS OF THE DIPTEROUS GENUS THEREVA

Published online by Cambridge University Press:  31 May 2012

D. W. Coquillett
D. W. Coquillett
Affiliation:
Los Angeles, Cal.
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Extract

The following table contains all the species of Thereva known to me as occurring in this country north of Mexico. Thereva tergissa, Say. (corusca, Weid.), and T. crassicornis, Will (non Bellardi), belong to Psilocephala.

Type
Articles
Information
The Canadian Entomologist , Volume 25 , Issue 8 , August 1893 , pp. 197 - 201
Copyright
Copyright © Entomological Society of Canada 1893

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