Desmia maculalis

Westwood, 1832

Sort #: 1575 | P #: 801065 | MPG #: 5160 | PFG Page #: 170
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Larval substrate: Vitis spp. (Grape), Virginia Creeper (Parthenocissus quinquefolia), Ludwigia alternifolia (Square-pod Water-primrose, Seedbox)
Phenology: Adult: 5/13 to 8/29 (55 records)

Comment: D. maculalis has a broken white patch on the abdomen underside, where about 1/2 of segments 3 and 4 are clearly dark

Status in MA (automated assessment): Fairly widespread, very common
Status in N. America: Native
MA Endangered Species Act status: None
First Year Reported: 1869
Last Year Reported: 2025

Distribution by County: Berkshire, Hampshire, Franklin, Middlesex, Essex, Suffolk, Norfolk, Bristol, Plymouth, Barnstable, Dukes, Nantucket
Number of Records: 59