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Submissions from 1970

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Distribution of invertebrates in a high mountain brook in the Colorado Rocky Mountains, Kåre Elgmork and Ole R. Sæther

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Chironomids and other invertebrates from north Boulder Creek, Colorado, Ole R. Sæther

Submissions from 1969

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A study of the ecological distribution of ants in Gregory Canyon, Boulder, Colorado, John T. Browne and Robert E. Gregg

Submissions from 1968

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Data on mountain environments: III. Front Range, Colorado, four climax regions, 1959-1964, John W. Marr and John M. Clark

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Data on mountain environments: II. Front Range, Colorado, four climax regions, 1953-1958, John W. Marr and Albert W. Johnson

Submissions from 1967

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A cytological investigation of the mosses of the Rocky Mountains, Kuldip R. Khanna

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Data on mountain environments: I. Front Range, Colorado, sixteen sites, 1952-1953, John W. Marr

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The influence of light intensity on growth and chlorophyll in arctic, subarctic, and alpine populations of Deschampsia caespitosa and Trisetum spicatum, Larry L. Tieszen and Erik K. Bonde

Submissions from 1966

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Cytotaxonomy of the alpine vascular plants of Mount Washington, Áskell Löve and Doris Löve

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Natural hybridization of the bisexual teiid lizard Cnemidophorus inornatus and the unisexual Cnemidophorus perplexus in southern New Mexico, Harry L. Taylor and Philip A. Medica

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Additions to the flora of Colorado - IV, William A. Weber

Submissions from 1965

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Further studies on the germination of seeds of Colorado alpine plants, Erik K. Bonde

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Studies on the germination of seeds of Colorado alpine plants, Erik K. Bonde

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Gastropoda of the 1962 University of Colorado Museum expedition in Mexico, Branley A. Branson and Clarence J. McCoy

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Taxonomic remarks on some American alpine plants, Áskell Löve and Doris Löve

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Cnemidophorus alpinus: A new species of teiid lizard from Puebla, Mexico, T. Paul Maslin and J. Martin Walker

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Summary of the distribution of the herpetofauna of Colorado: A supplement to "An annotated check list of the amphibians and reptiles of Colorado", Hobart M. Smith and T. Paul Maslin

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Morphological variation in selected populations of the teiid lizards Cnemidophorus velox and Cnemidophorus inornatus, Harry L. Taylor

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Cnemidophorus tigris punctatus: A new whiptailed lizard from northwestern Sonora, Mexico, J. Martin Walker and T. Paul Maslin

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The lichen flora of Colorado: 2. Pannariaceae, William A. Weber

Submissions from 1964

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Type specimens of recent gastropoda in the University of Colorado Museum, Clarence J. McCoy

Submissions from 1963

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Some noteworthy additions to the lichen flora of India and Nepal, Dharani D. Awasthi

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The nest of Liometopum apiculatum Mayr Hymenoptera: Formicidae, Robert E. Gregg

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Notes on a collection of herpetozoa from the Yucatan Peninsula of Mexico ; Reptiles -- Yucatán Peninsula, T. Paul Maslin

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Lichens of the Chiricahua Mountains, Arizona, William A. Weber

Submissions from 1961

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Ecosystems of the east slope of the Front Range in Colorado, John W. Marr

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Additions to the flora of Colorado - III, William A. Weber

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Studies of Colorado bryophytes, William A. Weber

Submissions from 1959

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The birds of El Paso County, Colorado, Owen A. Knorr

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An annotated check list of the amphibians and reptiles of Colorado, T. Paul Maslin

Submissions from 1958

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Effect of mast cell products on capillary permeability, Edward Drane Crabb

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Serotonin as a mast cell product, Edward Drane Crabb

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Neuronal trephocytes, Edward Drane Crabb and Margaret A. Kelsall

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Significance of peroxidase in eosinophils, Margaret A. Kelsall

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The thymus in nucleohistone metabolism, Margaret A. Kelsall

Submissions from 1955

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New and little-known species of Pheidole (Hymenoptera: Formicidae) from the southwestern United States and northern Mexico, William S. Creighton and Robert E. Gregg

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Spermatogenesis in hybrids between Circotettix verruculatus and Trimerotropis suffusa (Orthoptera: Oedipodidae), Edwin R. Helwig

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Comparative limnology of eight Colorado mountain lakes, Robert W. Pennak

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Additions to the flora of Colorado - II, William A. Weber

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The lichen flora of Colorado: Cetraria cornicularia, Dactylina, Thamnolia, William A. Weber and Sam Siiushan

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The food of mice and shrews in a Colorado montane forest, Olwen Williams

Submissions from 1950

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Kalanchoe tubiflora as influenced by radiation, Edna L. Johnson and Dorothy B. Kingsbury

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The production of sound in caudate amphibia, T. Paul Maslin

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A limnological reconnaissance of Grand Mesa, Colorado, Robert W. Pennak

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Recent additions to the flora of Colorado, William A. Weber

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Physaria vitulfera, a tetraploid species of cruciferae, William A. Weber and James L. Brewbaker