MolluscaBase taxon details
original description
Collins, R. L. (1934). A monograph of the American Tertiary pteropod mollusks. <em>Johns Hopkins University Studies in Geology 11: 137-234.</em> [details]
basis of record
Collins, R. L. (1934). A monograph of the American Tertiary pteropod mollusks. <em>Johns Hopkins University Studies in Geology 11: 137-234.</em> [details]