2,568 results — type: Journal Article ·
Article
Jurassic stratigraphy in Elk Mountains, west-central Colorado
Article
Flora of the Crested Butte Quadrangle, Colorado
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The blood Protozoa of 17 species of Sparrows and other Fringillidae
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An investigation of the ecology of <i>Mertensia ciliata</i> in Colorado
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Studies on the chromosomes of North American Rhopalocera. I. Papilionidae
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Wide experimental crosses between Papilio xuthus and other species
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Patterns of chromosome variability in Drosophila pseudoobscura
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Genetics of populations of Lepidoptera
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Taxonomic notes on Oeneis uhleri Roskirt (Lepidoptera, Satyridae)
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The Gothic Natural Area
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The comparative morphology of the male reproductive system of the butterflies (Lepidoptera: Papilionoidea). I. Some nearctic species
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Further records of mermithid parasites of mosquito larvae
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Notes on larval trematodes from snails of Gunnison County, Colorado
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Biological notes on Megathymus streckeri in Colorado
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Territorial behavior in fall migrant rufous hummingbirds
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Slowed motion analysis of stridulation in the grasshopper, Xanthippus corallipes (Acrididae: Oedipodinae)
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A brief history of the Rocky Mountain Biological Laboratory
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Studies on the chromosomes of North American Rhopalocera. II. Hersperiidae, Megathymidae, and Pieridae
Article
Swimmer's Itch" in Colorado. A.S.B
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