Scientific name

Cheiloneurus bangaloriensis Shafee, Alam & Agarwal

Taxonomic position

Hymenoptera: Chalcidoidea: Encyrtidae: Encyrtinae

Diagnosis

Female: Length 1.3-1.5 mm. Frontovertex yellow-brown, scrobes above brown; tip of mandible dark brown; tegulae yellow brown in distal half brown; axillae yellow brown; scutellum yellow, becoming yellow brown in posterior third; metanotum and propodeum dark brown; pleura yellow brown; gaster dark brown; antenna with radicle yellow to yellow brown; scape yellow; pedicel yellow brown to brown; funicle and clava with first segment dark brown to black; legs with coxae, trochanters sometimes, basal half or so of fore and mid femora, basal quarter or so of mid and hind tibia white; rest of leg parts yellowish with brownish as follows: dorsal margin of fore tibia; a patch just distad of white basal ring of mid tibia; a distinct streak on upper half of most of hind femur; a streak on hind tibia starting just distad of white ring and extending to at least half length of tibia; setae on collar of pronotum dark and on mesoscutum silvery white; scutellar tuft with bristles relatively short. Head in front view broader than long; frontovertex 0.35x of head width across anterior ocellus; F1 and F2 smaller than other segments, quadrate to broader than long; claval apex with a slight transverse or oblique truncation. Fore wing about 3x as long as broad. Exserted part of ovipositor 0.11-0.16x of gaster length (Anis and Hayat, 2002).

 Thorax

Image

 Adult - lateral view

Distribution

India: Andaman & Nicobar Islands, Andhra Pradesh, Assam, Delhi, Karnataka, Kerala, Rajasthan, Tamil Nadu, Uttarkhand, West Bengal (Hayat, 2006).

Hosts / Biology

Antonina sp. on grass (Hayat, 1972); A. graminis (Anis and Hayat, 2002).

References

  • Anis, S. B. and Hayat, M. 2002. A revision of the Indian species of Cheiloneurus Westwood (Hymenoptera: Chalcidoidea: Encyrtidae). Oriental Insects, 36: 129-209.
  • Hayat, M. 1972. Descriptions of two new genera and species of Encyrtidae (Hymenoptera: Chalcidoidea), with notes on some described species. Acta Entomologica Bohemoslovaca, 69: 207-214.
  • Hayat, M. 2006. Indian Encyrtidae (Hymenoptera: Chalcidoidea). viii +496pp. Published by M. Hayat, Department of Zoology, Aligarh Muslim University, India.

Credits

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