The descent of man, and selection in relation to sex / by Charles Darwin.

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The descent of man, and selection in relation to sex. By Charles Darwin.

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The descent of man, and selection in relation to sex / by Charles Darwin.

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The co-evolution of social behavior and cranial morphology in sheep and goats (Bovidae, caprini) [by] William M. Schaffer and Charles A. Reed.

v.61(1971)

Evidence for parthenogenesis in the featherwing beetles, with a taxonomic review of a new genus and eight new species (Coleoptera: Ptiliidae) [by] Henry S. Dybas.

v.51:no.2(1966)