Hodges number: 7731
Family: Saturniidae
Subfamily: Hemileucinae
Wingspan: 2.0-3.0 inches
Range in NJ: Known from 6 or 7 fens in southern and central Sussex County.
A U.S./Canada distribution map for this species is available.
Flight Period: September into November, 1 brood
Caterpillar Food Plants: In NJ apparently feeds on shrub willows (Salix spp.), Dwarf Birch (Betula pumila), and Shrubby Cinquefoil (Potentilla fruticosa) in the Ridge and Valley.
Comments: Also known as Fen Buck Moth. Closely related to Buck Moth. Adults of species are best identified by habitat and host plant use. Buck Moths are day fliers but some are also attracted to lights at night.
Andover Twp., Sussex County, NJ, 9/25/06.
Mating pair, Sparta Twp., Sussex County, NJ, 9/30/12.
Laying egg rings, Sparta Twp., Sussex County, NJ, 9/24/06.
Early-stage larvae feeding on Dwarf Birch (Betula pumila), Andover Twp., Sussex County, NJ, 5/17/07.
Late-stage larva feeding on Shrubby Cinquefoil (Potentilla fruticosa), Sparta Twp., Sussex County, NJ, 7/12/15.