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Acrias Walker, 1847 return to: prev home
Vertex strongly arched
, protruding high above eye level. 1 or 2 grooves extending from each torulus to mouth margin. Males with nodose flagellomeres. Stigma often enlarged; discal area often with fuscate regions. Apical gastral tergite elongate in females, as long or longer than preceding tergite, covering most of the unusually long ovipositor sheaths.

acrias face.JPG (13979 bytes)acrias forewing.JPG (24570 bytes)
1a-b: Acrias face (left), and forewing (right)

Biology: Parasitoids of Lepidoptera.

Comments: 10 described species. One of the more easily recognized genera of Eulophidae.

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Askew, R.R. 1968. Hymenoptera 2. Chalcidoidea section (b). Handbooks for the Identification of British Insects. 8(2)b.

Boucek, Z. 1963. Studien über europäische Eulophidae, III: Euderinae (Hymenoptera: Chalcidoidea). Beiträge zur Entomologie. 13: 257-281.

Boucek, Z. 1988. Australasian Chalcidoidea (Hymenoptera). A biosystematic revision of genera of fourteen families, with a reclassification of species. CAB International, Wallingford, UK.

Coote, L.D. 1994. Review of Nearctic genera of Euderinae (Hymenoptera: Eulophidae), with descriptions of two new species of Allocerastichus Masi, and redescription of Carlyleia marilandica Girault. Canadian Journal of Zoology. 72: 1044-1054.

Image credits: 1a: Askew (1968). 1b: Boucek (1988).