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Butterfly collecting in Labrador and Newfoundland

by Ferris, Clifford D.
Published 1976

Notes on Arctic and subarctic collecting

by Ferris, Clifford D.
Published 1974

Canalization of the phenotype of Nymphalis antiopa (Lepidoptera: Nymphalidae) from subarctic and montane climates

by Shapiro, Arthur M
Published 1981

The distribution and bionomics of arctic-alpine Lycaena phlaeas subspecies in North America

by Shields, Oakley, Montgomery, Johnson C
Published 1966

A proposed revision of non-Arctic parnassius phoebus Fabricus in North America (Papilionidae)

by Ferris, Clifford D.
Published 1976

Tree ferns in Southern California

by Roberts, Alfred W.
Published 1955

Ecological notes on the butterflies of the Churchill region of northern Manitoba

by Oosting, D P, Parshall, D K
Published 1980

Gynaephora rossii (Curtis) on Mt Katahdin, Maine, and Mt Daisetsu, Japan, and comparisons to records for populations from the Arctic (Lymantriidae)

by Schaefer, Paul W., Castrovillo, Paul J.
Published 1981

A new subspecies of Colias palaeno (Linnaeus) from Baffin Island, N. W.T., Canada (Pieridae)

by Ebner, James A, Ferris, Clifford D.
Published 1977

Immature stages of high arctic Gynaephora species (Lymantriidae) and notes on their biology at Alexandra Fiord, Ellesmere Island, Canada

by Morewood, W. D., Lange, Petra
Published 1997