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selwyn s roback
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The adults of the subfamily Tanypodinae ( =Pelopiinae) in North America
Selwyn S. Roback · Academy of Natural Sciences of Philadelphia
410 sayfa · 1971
Chironomidae / Diptera
The immature tendipedids of the Philadelphia area (Diptera: Tendipedidae)
Selwyn S. Roback · printed, Wickersham Print Co.
152 sayfa · 1957
Chironomidae / Zoology / Diptera / Larvae / Stream ecology
Insects associated with the sponge SPONGILLA PRAGILIS in the savannah River
Selwyn S. Roback, Academy of Natural Sciences of Philadelphia · The Academy of Natural Sciences
10 sayfa · 1968
Insects / Larvae / Caddisflies / Sponges
Proceedings of the 8th International Symposium on Chironomidae, Jacksonville, Florida, July 25-28, 1982
Selwyn S. Roback, Fla.) International Symposium on Chironomidae. (8th 1982 Jacksonville · American Entomological Society at the Academy of Natural Sciences
Sayfa sayısı yok · 1983
Chironomidae / Congresses