Source: Pohl, GR, Patterson, B, and Pelham JP. 2016 [unpublished]. Annotated taxonomic checklist of the Lepidoptera of North America, North of Mexico. EXCEL version 1.1. (15 June 2016)
Wingspan 10-11 mm.
HOLOTYPE: male, reared from larva on service-berry, Amelanchier alnifolia, from slopes of Logan Canyon, near Logan, June 21. Emerged July 9.
BIOLOGY: The larva spins a web across the upper side of a leaf beneath which it feeds, eating off the upper surface of the leaf.