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Genus Exochomus

Lady Beetle - Exochomus Lady Beetle - Exochomus Exochomus childreni Mulsant - Exochomus childreni Exochomus fasciatus Casey - Exochomus fasciatus blackish Lady Beetle with reddish markings on Goosefoot - Exochomus subrotundus Coccinellid? - Exochomus subrotundus Coccinellid - Exochomus childreni small Lady Beetle - Exochomus childreni
Classification
Kingdom Animalia (Animals)
Phylum Arthropoda (Arthropods)
Subphylum Hexapoda (Hexapods)
Class Insecta (Insects)
Order Coleoptera (Beetles)
Suborder Polyphaga (Water, Rove, Scarab, Long-horned, Leaf and Snout Beetles)
No Taxon (Series Cucujiformia)
Superfamily Coccinelloidea
No Taxon (Coccinellid group)
Family Coccinellidae (Lady Beetles)
Subfamily Chilocorinae
Genus Exochomus
Synonyms and other taxonomic changes
First described in 1843 by Ludwig Redtenbacher
Species quadripustulatus moved to genus Brumus (Kovar, 1995). See Brumus quadripustulatus.
Numbers
Distributed worldwide. Nine species in North America, 2 of which have been introduced as biocontrol agents. (Gordon's(1) list of 10 species, with 3 introduced, includes quadripustulatus, now in genus Brumus.)
Size
2.2 – 4.8mm
Identification
(from Gordon’s key to Chilocorinae)
Postcoxal line on first abdominal sternum not merging with posterior margin of sternum, recurved apically, and complete. Tarsal claw with basal tooth.
Range
Southeastern US, Texas west to California, and north to Oregon and Washington
Food
Aphids and scales - see Gordon (1) for specifics
Remarks
Note: Some information for this page provided by BugGuide contributor Tim R. Moyer.
Print References
Gordon, 1985, especially pp. 621-641, figures 510-524.

Kovar, I. 1995. Revision of the genera Brumus Muls. and Exochomus Redt. (Coleoptera: Coccinellidae) of Palaearctic Region. Part-1. Acta Entomologica Musei Nationalis Pragae, 44: 5-124.
Works Cited
1.The Coccinellidae (Coleoptera) of America North of Mexico
Robert D. Gordon. 1985. Journal of the New York Entomological Society, Vol. 93, No. 1.