Rd. Gordon et N. Vandenberg, LARVAL SYSTEMATICS OF NORTH-AMERICAN COCCINELLA L (COLEOPTERA, COCCINELLIDAE), Entomologica Scandinavica, 26(1), 1995, pp. 67-86
Fourth instar larvae of 10 of the 12 species of Coccinella L. occurrin
g in North America are discussed and keyed. Two of the species, Coccin
ella hieroglyphica L. and C. undecimpunctata L., are included in the k
ey based on published descriptions. Larvae of C. alta Brown and C. ful
gida Watson were not available. Coccinella johnsoni Casey is again pla
ced as a junior synonym of C. californica Mannerheim.