Moths of North Dakota

Noctuoidea Notodontidae: Heterocampinae

Lochmaeus manteo Doubleday 1841

Common name: Variable oakleaf caterpillar

Hodges #: 7998

Identification: Rfw 19.0 mm, appears gray but is an admixture of gray and white scales.  Worn specimens progressively paler with the p.m. area below reniform almost whitish, transverse lines obscured and reniform spot (contrasting black in fresh specimens) with a whitish center or mostly white.. Eighths sternite of male with caudal margin cleft and having a pair of minute pits, not visible without removing scales.  Members of the genus Lochmaeus can be separated from Heterocampa by having the terminal line reduced to a terminal spot in each wing cell, between veins rather than accenting veins.  Members of the genera Heterocampa and Lochmaeus can be separated from Schizure by the constricted Rs cell on the hw.   

Similar species: 7920, 7928, 7930, 7983, 7994, 7995, 79998005, 9382.

Distribution: southern Canada and United States east of the Rockies.

Hosts: Larval feed on Oaks- Quercus.


ND.  Cass Co., Fargo.  4- VI- 1962. 
R. W. Poole


Larvae pics from Forestry Images, and authors as follows- Top courtesy of Lacy Hyche, Auburn University; Middle: courtesy of Whitney Cranshaw, Colorado State University; Bottom:  courtesy of Gerald Lemhard, Louisiana State University.




Eighth sternite of Lochmaeus manteo with scales present and scales removed (left, right, respectively).  Very small pit indicated by blue arrow.






Last updated: 04/14/09

Good web citizens cite their sources. 

This resource is to be cited as: Fauske, G. M.  [date of cited page]. cited page
 in Moths of North Dakota: an online identification guide. 
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Dr. Gerald M. Fauske
collection manager, NDSIRC
research specialist, NDSU
216 Hultz Hall
Fargo, ND 58105

Published by the Department of Entomology 

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