Supplemental report for the sheepshead minnow and inland silverside larval survival and growth toxicity tests : training videotape /

Mode of access: Internet.

Keys to the North American genera and higher groups of aquatic insects in their larval and adult stages,

Leaves variously numbered.

Habitat parameters of the Hine's Emerald Dragonfly : using temperatures loggers to assess hydrological regime in wetlands supporting the larval states, Lockport Prairie section 206 project, final report /

"Submitted to: the U.S. Fish and Wildlife Service" -- cover

Monograph of the bombycine moths of North America, including their transformations and origin of the larval markings and armature.

Part 3 edited by Theodore D.A. Cockerell.

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.