Olson, Storrs L. Paleornithology of St. Helena Island, South Atlantic Ocean/ Storrs L. Olson. - Washington: Smithsonian Institution Press, 1975. - iv, 49 p. : ill. ; 27 cm. - Smithsonian contributions to paleobiology no. 23. . Bibliography: p. 41-43. Subjects--Topical Terms: Birds, Fossil.Paleontology--Pleistocene.Paleontology--Holocene.Birds, Extinct.Paleontology--Saint Helena.