Leptochilus acolhuus

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Identification Atlas of the Vespidae (Hymenoptera, Aculeata) of the northeastern Nearctic region

CJAI 05, February 19, 2008
doi: 10.3752/cjai.2008.05

Matthias Buck, Stephen A. Marshall, and David K.B. Cheung

Department of Environmental Biology, University of Guelph, Guelph, Ontario, Canada N1G 2W1

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37. Leptochilus acolhuus (de Saussure, 1857)

Figs B2.22; B6.1, 3, 4, 7; C37.1–4.

Species recognition. See key, and notes under the following species.

Variation. Fore wing length ca. 5 mm. The colouration of this species varies greatly across its range, and Parker (1966) distinguished five different colour forms. Specimens from the eastern Nearctic (excluding Florida) have black bodies with orange-yellow markings.

Distribution. Not recorded from Canada. U.S. from MA and NJ in Atlantic coast states south to FL, also TX, AZ. Mexico, Guatemala, Costa Rica (Parker 1966).

Biology. Has been observed once to prey upon a leaf-mining caterpillar of Gracillariidae (Krombein 1964). Nest site unknown. Another species of the same species group from southern Mexico was seen entering beetle burrows in a fallen log (Parker 1966).

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