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Subfamily Chilocorinae

Chilocorus sp - Chilocorus cacti Brumoides septentrionis  - Brumoides septentrionis Chilocorus fraternus This looks to be a Twice-stabbed Lady Beetle - Chilocorus stigma. Is it, by chance? - Chilocorus Adults, larvae and pupae on tamarisk - Chilocorus cacti IMG_8941 - Chilocorus bipustulatus Chilocorus cacti  - Chilocorus cacti Axion Plagiatum? - Axion plagiatum
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
Explanation of Names
Author: Mulsant, 1946
Numbers
One tribe with 8 genera in North America, according to American Beetles(1)

Tribe Chilocorini Mulsant 1846
Genus Brumoides Chapin, 1965
Genus Brumus Mulsant, 1850
Genus Axion Mulsant, 1850
Genus Curinus Mulsant, 1850
Genus Arawana Leng, 1908
Genus Exochomus Redtenbacher, 1843
Genus Halmus Mulsant, 1850
Genus Chilocorus Leach, 1815
Identification
Round, oval, or shield-shaped. Highly convex, explanate (helmet-like, with a flared "rim"). Often black with 2-6 red or orange spots; sometimes red or orange with or without spots; two species metallic blue.

Larvae: usually black, sometimes with pale or red markings, always with long "spines."
Food
Scale insects, especially armored scales. Sometimes aphids, psyllids, and other soft-bodied insects and larvae.
Works Cited
1.American Beetles, Volume II: Polyphaga: Scarabaeoidea through Curculionoidea
Arnett, R.H., Jr., M. C. Thomas, P. E. Skelley and J. H. Frank. (eds.). 2002. CRC Press LLC, Boca Raton, FL.