Hyperaspis schaefferi, known generally as the Schaeffer's lady beetle, is a species of lady beetles in the family Coccinellidae. It is found in North America, where it has been recorded from Texas.
Description Adults reach a length of about 2.20-2.75 mm. Adults are similar to Hyperaspis caseyi, but the lateral vitta on the elytron is incomplete.
References
"The Coccinellidae (Coleoptera) of America North of Mexico", Robert D. Gordon. 1985. Journal of the New York Entomological Society, Vol. 93, No. 1. Gordon, Robert D. (1985). "The Coccinellidae (Coleoptera) of America North of Mexico". Journal of the New York Entomological Society, vol. 93, no. 1, 1–912.
Further reading
Arnett, R.H. Jr., M. C. Thomas, P. E. Skelley and J. H. Frank. (eds.). (2002). American Beetles, Volume II: Polyphaga: Scarabaeoidea through Curculionoidea. CRC Press LLC, Boca Raton, FL. Arnett, Ross H. (2000). American Insects: A Handbook of the Insects of America North of Mexico. CRC Press. Richard E. White. (1983). Peterson Field Guides: Beetles. Houghton Mifflin Company.