Rujukan Phrynops geoffroanus

  1. ↑ Schweigger, Augustus F. 1812. "Prodromus monographiae Cheloniorum". Königsberger Archiv für Naturwissenschaft und Mathematik 1: 271–368, 406–462.
  2. ↑ Fritz, Uwe; Havaš, Peter (2007). "Checklist of Chelonians of the World" (PDF). Vertebrate Zoology. 57 (2): 340–341. ISSN 1864-5755. Diarkibkan daripada asal (PDF) pada 2010-12-17. Dicapai 29 May 2012. 
  3. ↑ van Dijk, Peter Paul; Iverson, John B; Shaffer, H. Bradley; Bour, Roger; Rhodin, Anders G.J. 2012. Turtles of the World, 2012 Update: Annotated Checklist of Taxonomy, Synonymy, Distribution, and Conservation Status. Chelonian Research Monographs (5): 000.243–000.328.
  4. ↑ Beolens, Bo; Watkins, Michael; Grayson, Michael. 2011. The Eponym Dictionary of Reptiles. Baltimore: Johns Hopkins University Press. xiii + 296 pp. ISBN 978-1-4214-0135-5. (Phrynops geoffroanus, p. 99).

Rujukan

WikiPedia: Phrynops geoffroanus http://reptile-database.reptarium.cz/species?genus... http://www.cnah.org/pdf_files/851.pdf http://fossilworks.org/bridge.pl?a=taxonInfo&taxon... http://www.irmng.org/aphia.php?p=taxdetails&id=106... http://www.iucn-tftsg.org/wp-content/uploads/file/... //www.worldcat.org/issn/1864-5755 https://www.itis.gov/servlet/SingleRpt/SingleRpt?s... https://www.ncbi.nlm.nih.gov/Taxonomy/Browser/wwwt... https://animaldiversity.org/accounts/Phrynops_geof... https://eol.org/pages/791095