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Species Cryptolaemus montrouzieri - Mealybug Destroyer

Cryptolaemus montrouzieri - raiding the farm. - Cryptolaemus montrouzieri Cryptolaemus montrouzieri - male What species of beetle is this? - Cryptolaemus montrouzieri - female What species of beetle is this? - Cryptolaemus montrouzieri - female Who's the fuzzy wuzzy beetle?  - Cryptolaemus montrouzieri Cryptolaemus montrouzieri Cryptolaemus montrouzieri Mulsant - Cryptolaemus montrouzieri Mealybug Destoyer? - Cryptolaemus montrouzieri
Kingdom Animalia (Animals)
Phylum Arthropoda (Arthropods)
Subphylum Hexapoda (Hexapods)
Class Insecta (Insects)
Order Coleoptera (Beetles)
Suborder Polyphaga
No Taxon (Series Cucujiformia)
Superfamily Coccinelloidea
No Taxon (Coccinellid group)
Family Coccinellidae (Lady Beetles)
Subfamily Scymninae
Tribe Scymnini (Dusky Lady Beetles)
Genus Cryptolaemus
Species montrouzieri (Mealybug Destroyer)
Explanation of Names
Cryptolaemus montrouzieri Mulsant 1853
named after Xavier Montrouzier
3.4-4.5 mm(1)

Larva covered with waxy curls

Adult is dark brown to black with orange/tan head and tail, and dark legs (similar colored Scymnus spp. have yellow legs(1)), although the forelegs are light-brown in females
native to e. Australia, now subcosmopolitan(2)(3), widespread in our area, esp. in the south (BG data); established in IN, MO, FL, CA(4)
Vitamin E (tocopherols) is an important vitamin for egg maturation.
Life Cycle
Yellow eggs laid among mealybugs
Imported from Australia in 1891 to control citrus mealybugs in California. Widely used for control of citrus and long-tailed mealybugs, soft scales and related pests. Will not survive cold winters, so mostly used in greenhouses or mild-winter areas, elsewhere has to be released annually.
See Also
Scymnus spp. - smaller (<2.5 mm) and usually with paler legs(1)
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.
2.Alien terrestrial arthropods of Europe
Roques A., Kenis M., Lees D., Lopez-Vaamonde C., Rabitsch W., Rasplus J.-Y., Roy D., eds. 2010. BioRisk 4 Special Issue; 2 vols., 1028 pp. Jong Y.S.D.M. et al. (2014) Fauna Europaea - all European animal species on the web. Biodiversity Data Journal 2: e4034.
4.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.