Synonyms and other taxonomic changes
Megalopyge opercularis bissesa Dyar, 1911
4646 Megalopyge bissesa Dyar, 1911 is now recognized as a subspecies of 4647 Megalopyge opercularis Dyar, 1911 (Smith, 1797)
Dyar (1911) reported the wingspan as ♂ 30 mm., ♀ 45 mm.
Powell & Opler (2009) reported the forewing length as 14-25 mm. (1)
Megalopyge bissesa resembles typical M. opercularis but outer third of the hindwing and forewing are pale and lacks any markings.
Southern Arizona, southern Texas and Mexico. (1)
Powell & Opler (2009) reported adults during the months of July to September.(1)
April records from Texas. (2)
The known larval hosts include Quercus oblongifolia (Mexican blue oak) and Arctostaphylos sp. (manzanita).
Dyar, H.G., 1911. Descriptions of new species and genera of Lepidoptera from Mexico. Proceedings of the United States National Museum
, 38: 267
Powell, J. A. & P. A. Opler, 2009. Moths of Western North America
. University of California Press. plate 20, fig. 24; p.165. (1)