Scientific name

Dinarmus vagabundus (Timberlake)

Taxonomic position

Hymenoptera: Chalcidoidea: Pteromalidae: Pteromalinae

Diagnosis

Female: Length 1.8-2.6mm. Head and mesosoma black without metallic reflection; gaster brownish black; head finely and closely reticulate with short white pubescence, 1.1x as broad as mesosoma and width 2x length in dorsal view; anterior margin of clypeus weakly emarginate; scape reaching median ocellus; little shorter than eye; pedicel as long as F1; clava little longer than two preceding segments combined; mesosoma convex, reticulate-punctate; scutellum medially as long as mesoscutum; fore wing with discal pubescence very short and indistinct; metasoma broadly ovate, shorter than head and mesosoma combined, dorsally collapsing (Sureshan and Narendran, 2001).

 Propodeum
   Head, thorax

Images

   Adult - dorsal view

Distribution

India: Karnataka, Kerala, Punjab, Tamil Nadu (Sureshan and Narendran, 2001).

Hosts / Biology

Common parasites of various bruchid beetles (Sureshan and Narendran, 2001).

Reference

  • Sureshan, P. M. and Narendran, T. C. 2001. Taxonomic studies on Dinarmus Thomson (Hymenoptera: Chalcidoidea: Pteromalidae) of India and adjacent countries. Zoos' Print Journal, 16 (12): 643-650.

Credits

Factsheet prepared by Dr. A. Rameshkumar, Research associate, NPIB, NBAII.