Pawson, David L. 1938- The echinoderm fauna of Ascension Island, South Atlantic Ocean / by David L. Pawson - City of Washington : Smithsonian Institution Press, 1978 - iv, 31 p. : ill. ; 26 cm. - Smithsonian contributions to the marine sciences ; no.2 . Bibliography: p. 29-31 Subjects--Topical Terms: Echinodermata--Ascension Island (Atlantic Ocean)