Paleacrita vernata
Paleacrita vernata  (Spring Cankerworm)

Field Marks

Females are wingless. Typical form of this moth has white shading along ST line, but speciments without this shading are also common.


P. merriccata is very similar, but has a prominent white discal spot on FW.


Distribution pattern: Eastern

Paleacrita vernata
Rindge 1975
McGuffin 1977
Cornell University
Reilly pers obs

Paleacrita vernata
Paleacrita merriccata

Life History

This moth emerges in the early spring.

Host Plants

(Prefered) Apple, Elm
(Additional) Ash, Hickory, Oak, Beech, Maple, Linden, Hackberry, Birch, Cherry, etc. (cite).

Similar Species

Paleacrita merriccata

Alsophila pometaria


Rindge FH. 1975. A revision of the new world Bistonini (Lepidoptera Geometridae). Bulletin of the American Museum of Natural History 156(2): 71-155.

McGuffin WC. 1977. Guide to the Geometridae of Canada (Lepidoptera) II. Subfamily Ennominae. 2. Memoirs of the Entomological Society of Canada 101: 1-125.

Covell CV. 1984. A field guide to the moths of Eastern North America. Houghton Mifflin Company: Boston. 496 pp.