Synonyms and other taxonomic changes
Euphoria sepulcralis (Fabricius)
Cetonia sepulcralis Fabricius 1801 - Orig. Comb.
(Gory and Percheron) - Newly synonymized
under: Euphoria leucographa
(Gory and Percheron) (1)
(Gory and Percheron) - Revised status (1)
Casey, 1915 - New synonymy (1)
Explanation of Names
Common name proposed here, "spangled" is a coinage, based on white marks scattered on dark elytra. "Dark Flower Scarab" is also an appropriate common name.
sepulcralis - Latin, meaning Of or relating to a sepulchre (tomb); "sepulchral inscriptions";. Refers, perhaps, to dark coloration and/or white markings? (Based on Internet searches.)
Two color forms:
(previously separate subspecies) (1)
Very dark elytra with scattered light spots. Variable, some individuals have weak spotting and have rusty hairs on elytra.
e. US (TX-FL-NY-NE) / Mex. (1)
freq. coll'ed in a var. of habitats (1)
Adults appear on foliage of late spring flowers, such as Marshallia, so presumably take pollen and nectar. In Texas, reported to feed on twig of Blackjack Oak, Quercus marilandica.
Eggs are laid in soil under organic matter or manure, and this is where grubs develop.
Spring and late-summer occurrence suggests two generations per year, or that adults overwinter, perhaps.
has an uncommon dark form, which might be mistaken for E. sepulcralis.