Annotated checklist of bird and mammal species of Cocha Cashu Biological Station, Manu National Park, Peru / John W. Terborgh, John W. Fitzpatrick, Louise Emmons.

n.s. no.21(1984)

Ectoprocta (Bryozoa) from the Permian Kaibab Formation, Grand Canyon National Park, Arizona / Frank K. McKinney --.

n.s. no.13(1983)

The man-eating lions of Tsavo / by Lieut.-Col. J.H. Patterson, D. S. O.

no.7(1925)

Pseudo-organic structures from the Precambrian Bass limestone in Arizona / [by] Matthew H. Nitecki --

v.23:no.1(1971)