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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.

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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References

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).