List of a collection of shells from the Gulf of Aden. Obtained by the Museum's East African expedition, by W. H. Dall.

v.1:no.9(1898)

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)

Ticks (Ixodoidea) from wild sheep and goats in Iran and medical and veterinary implications / Harry Hoogstraal, Raul Valdez.

n.s. no.6(1980)