Rujukan Graptemys_nigrinoda

Wikimedia Commons mempunyai media berkaitan: Graptemys nigrinoda.
  1. ↑ Graptemys nigrinoda, Reptile Database
  2. ↑ Fritz, Uwe; Peter Havaš (2007). "Checklist of Chelonians of the World" (PDF). Vertebrate Zoology. 57 (2): 187–188. Diarkib daripada yang asal (PDF) pada 17 December 2010. Dicapai pada 29 May 2012. Parameter |deadurl= yang tidak diketahui diendahkan (bantuan)
  3. 1 2 3 4 5 6 7 8 Blankenship, Emmett L., Brian P. Butterfield, and James C. Goodwin. 2008. "Grapemys nigrinoda Cagle 1954 - Black-Knobbed Map Turtle, Black-Knobbed Sawback." Conservation Biology of Freshwater Turtles and Tortoises: A Compilation Project of the IUCN/SSC Tortoise and Freshwater Turtle Specialist Group. Chelonian Research Monographs (ISSN 1088-7105) (5): 005.1 - 005.6.
  4. 1 2 3 4 Behler, J.L., and F.W. King. 1979. The Audubon Society Field Guide to North American Reptiles and Amphibians. New York: Alfred A. Knopf. 743 pp. ISBN 0-394-50824-6. ("Black-knobbed Sawback", Graptemys nigrinoda, pp. 462-63 + Plate 281.)
  5. 1 2 3 4 5 6 Lahanas, P.N. 1982. Aspects of the life history of the southern black-knobbed sawback, Graptemys nigrinoda delticola Folkerts and Mount. Master’s Thesis, Auburn University, Auburn, Alabama. 243 pp.
  6. ↑ Mount, R.H. 1975. The Reptiles and Amphibians of Alabama. Auburn Univ. Agr. Exp. Sta. Auburn, Alabama, 347 pp.
  7. 1 2 3 Waters, J.C. 1974. The biological significance of the basking habit in the black-knobbed sawback, Graptemys nigrinoda Cagle. Master’s Thesis, Auburn University, Auburn, Alabama.
  8. ↑ "Black-knobbed Map Turtle." Graptemys.com Map Turtles. N.p., n.d. Web. 6 Apr. 2011. <"Archived copy". Diarkib daripada yang asal pada 8 October 2011. Dicapai pada 2011-04-28. Parameter |deadurl= yang tidak diketahui diendahkan (bantuan)>

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