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Masi, 1924 comparative info return to: prev home
Antennal radicle elongate, nearly as long as pedicel; males with
nodose flagellomeres. Forewing without fuscate bands, except sometimes apex fuscate; 2
rows of setae radiating from stigmal apex (sometimes a 3rd faint setal track is
discernable). Propodeum without median carina. Gt1 with 2 or 3
dorsal carinae in females, 1 in males; last gastral tergite much
longer than preceding tergite in females. Compare with: Carlyleia,
1a-c: Allocerastichus forewing (left), female and male antennae
(center and right)
2a-b: Allocerastichus dorsal view of gaster (left), and lateral view
of gt1 (right)
parasitoids of Ciid beetles.
Comments: 9 described
species. Females are easily recognized by the modifications of the first gastral tergite.
Carlyleia: Antennal radicle not nearly as
long as pedicel. No rows of setae radiating from stigma. Gt1 without
Euderus: Antennal radicle not nearly as long
as pedicel. Most species with median propodeal carina (if absent then the propodeum is
extremely short medially). Gt1 without carinae. Last gastral tergite usually shorter than
preceding tergite in females.
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Boucek, Z. 1963. Studien über europäische Eulophidae, III:
Euderinae (Hymenoptera: Chalcidoidea). Beiträge zur Entomologie. 13:
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-c, 2a-b: Coote (1994).