The Plusiinae (Lepidoptera:Noctuidae) of America north of Mexico, emphasizing genitalic and larval morphology /

Issued Mar. 1978.

Classification of the Dermestidae (larder, hide, and carpet beetles) based on larval characters : with a key to the North American genera /

Contribution from Bureau of Entomology and Plant Quarantine.

Larval instars of the Douglas-fir tussock moth /

Issued Sept. 1978.