Reference List

This list includes references used to derive specimen records.

Results also available in CSV (click to export table to spreadsheet)
Ref IDTypeAuthorDateTitle
12105 BookMcKeown, S.1996A Field Guide to Reptiles and Amphibians in the Hawaiian Islands.
12094 Journal ArticleMcKeown, S., and R.G. Webb1982Softshell turtle in Hawaii.
12174 Journal ArticleVan Denburgh, J.1917Concerning the origin of the Soft-shelled Turtle, Aspidonectes californiana Rivers.
12175 Journal ArticleWebb, R.G.1975Taxonomic Status of Aspidonectes californiana Rivers, 1889 (Testudines, Trionychidae).


The data represented on this site vary in accuracy, scale, completeness, extent of coverage and origin. It is the user's responsibility to use these data consistent with their intended purpose and within stated limitations. We highly recommend reviewing metadata files prior to interpreting these data.

Citation information: U.S. Geological Survey. [2021]. Nonindigenous Aquatic Species Database. Gainesville, Florida. Accessed [4/18/2021].

Contact us if you are using data from this site for a publication to make sure the data are being used appropriately and for potential co-authorship if warranted. For queries involving fish, please contact Matthew Neilson. For queries involving invertebrates, contact Amy Benson.