|Common name: Elm sphinx/ Four-horned
Hodges #: 7786.
Identification: Rfw 44.4 mm, fws paler along base of costal
margin, outer margin slightly concave near tornus, hws without white
markings, abdomen with broken diagonal dark lines and some white but no defined
bands or spots. Moth often more grayish than specimen
Similar species: 7787.
Distribution: southern Canada and United States east of the
Hosts: Larvae feed on Ulmus– elms, rarely on Tilia–
basswood, and Betula– birch.
ND, Cass Co., Fargo. 15- VII- 1963. coll. D. Aarhus.
MN, Clay Co., Moorhead, ex. Ulmus americana. VIII-
1996. pic. G. Fauske.