Illeis bistigmosa explained

Illeis (Hibachi) bistigmosa, is a species of lady beetle native to India, and Sri Lanka.

Description

Eyes are large, and moderately faceted. The interval between the eyes as wide as an eye. Mandibles are bifid at apex and more coarsely dentate at inner margin.^[1]

Biology

It is a mycophagous coccinellid associated with powdery mildew in various crops such as mulberry where it feeds on the fungus, Phyllactinia corylea that causes powdery mildew of mulberry,^{[2] [3] [4]} and Erysiphe cichoracearum causing powdery mildew on sunflower.^{[5] [6]}

Notes and References

1. Web site: Taxonomic notes on the genus Egleis Mulsant, 1850 and a description of a new subgenus in the genus Illeis Mulsant, 1850 (Coleoptera: Coccinellidae) . 2021-09-12 . Studies and Reports Taxonomical Series 10 (2): 489-494, 2014.
2. Web site: Management of powdery mildew in mulberry using coccinellid beetles, Illeis cincta (Fabricius) and Illeis bistigmosa (Mulsant)-Indian Journals . 2021-09-08 . www.indianjournals.com.
3. Web site: SPECIES COMPLEX OF COCCINELLIDS IN DIFFERENT CROPS AT DHARWAD REGION . 2021-09-12 . J. Exp. Zool. India Vol. 18, No. 2, pp. 931-935, 2015.
4. Web site: FIRST RECORD OF ILLEIS BIELAWSKII GHORPADE, 1976 (COLEOPTERA: COCCINELLIDAE) FROM MAHARASHTRA: A REGION OF THE NORTHERN WESTERN GHATS . 2021-09-12 . ejbps, 2019, Volume 6, Issue 12, 442-444. .
5. Web site: Severity of powdery mildew infection and population of Illeis cincta F. on sunflower . 2021-09-08 . Insect Environment, Vol. 19(3), October-December 2013.
6. Web site: Spatial distribution of the mycophagous ladybird predator, Illeis cincta (Fabricius) (Coleoptera Coccinellidae) in relation to powdery mildew disease in sunflower (Helianthus annuus L.) canopy . 2021-09-08 . Journal of Entomology and Zoology Studies 2017; 5(5): 331-334.