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Graptemys versa STEJNEGER, 1925

IUCN Red List - Graptemys versa - Least Concern, LC
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Higher TaxaEmydidae, Deirochelyinae, Testudinoidea, Testudines (turtles)
Subspecies 
Common NamesE: Texas Map Turtle 
SynonymGraptemys versa STEJNEGER 1925
Graptemys pseudogeographica versa STEJNEGER 1925
Graptemys versa — ERNST & BARBOUR 1989: 222
Graptemys versa — CONANT & COLLINS 1991: 60
Graptemys versa — CROTHER 2000
Graptemys versa — RHODIN et al. 2010
Graptemys versa — TTWG 2021 
DistributionUSA (C Texas: Colorado River watershed on the Edwards Plateau)

Type locality: “Austin, Texas” [Travis County, Texas].  
Reproductionoviparous. Exhibits temperature‐dependent sex determination (TSD) fide Cornejo-Páramo et al. 2020 (and references therein). 
TypesHolotype: USNM 27473 (alcoholic adult male, CL 87 mm, rear scute missing), collector unknown, Jul 1900, donated by Herbert H. and Clement S. Brimley.
Paratypes: USNM 27474 (alcoholic male, CL 89 mm); USNM 27475 (alcoholic male, CL 87 mm); USNM 27476 (alcoholic male, CL 85 mm); USNM 27477 (alcoholic male, CL 90 mm); USNM 27478 (alcoholic male, CL 95 mm); USNM 27479 (alcoholic male, CL 74 mm); and USNM 27480 (alcoholic specimen, exchanged, see “Remarks”); all collected at the type locality, collector unknown, Jul 1900. MCZ 42346. 
Diagnosis 
CommentDiet: omnivore.

Habitat: freshwater (lakes, rivers) 
EtymologyNamed after the turned or changed head pattern differing from that of Graptemys pseudo­geographica. 
References
  • Bartlett, R. D. & Bartlett, P. 1999. A Field Guide to Texas Reptiles and Amphibians. Gulf Publishing Co., Houston, Texas, 331 pp.
  • Bour, R. 2008. Global diversity of turtles (Chelonii; Reptilia) in freshwater. Hydrobiologia 595:593–598 - get paper here
  • Cagle, Fred R. 1954. Two new species of the genus Graptemys. Tulane Studies in Zoology 1 (11): 165-186 - get paper here
  • Conant,R. & Collins,J.T. 1991. A Field Guide to Reptiles and Amphibians of Eastern/Central North America, 3rd ed. Houghton Mifflin (Boston/New York), xx + 450 p.
  • Cornejo-Páramo, P., Lira-Noriega, A., Ramírez-Suástegui, C. et al. 2020. Sex determination systems in reptiles are related to ambient temperature but not to the level of climatic fluctuation. BMC Evol Biol 20: 103 - get paper here
  • Crother, B. I. (ed.) 2012. Standard Common and Current Scientific Names for North American Amphibians, Turtles, Reptiles, and Crocodilians, Seventh Edition. Herpetological Circular 39: 1-92
  • Dixon, James R. 2000. Amphibians and reptiles of Texas, second edition. Texas A&M University Press, 421 pp.
  • Ernst, Carl H.; Lovich, Jeffrey E. 2009. Turtles of the United States and Canada, 2nd edition. Johns Hopkins University Press, 827 pp. - get paper here
  • Ernst,C.H. and Barbour,R.W. 1989. Turtles of the World. Smithsonian Institution Press, Washington D.C. - London
  • Franklin, C J 2018. Graptemys versa (Texas Map Turtle) Predation. Herpetological Review 49 (3): 527-528 - get paper here
  • FRANKLIN, CARL J. 2021. GRAPTEMYS VERSA (Texas Map Turtle). KYPHOSIS. Herpetological Review 52 (2): 391. - get paper here
  • Franklin, Carl J. and Andrew Brinker. 2014. Graptemys versa (Texas map turtle) predation attempt. Herpetological Review 45 (2): 315 - get paper here
  • Haynes, D.; McKown. R.R 1974. A new species of map turtle (genus Graptemys) from the Guadalupe River system in Texas. Tulane Stud. Zoo. Bot. 18 (4): 143-152
  • Hibbitts, Troy D. and Terry L. Hibbitts 2016. Texas Turtles & Crocodilians: a Field Guide. University of Texas Press, Austin, Texas. xvi + 276 pp., 117 photos, 36 maps. ISBN 978-1477307779.
  • Kirkpatrick, David 1993. Map turtles of the United States. Reptile & Amphibian magazine (November/December): 7-17
  • Lechowicz, Christopher. 2008. Tour d'horizon de l'histoire naturelle, la taxonomie, la préservation et les problémes actuels des tortues géographiques du genre Graptemys (Agassiz, 1857). Chéloniens 11:30-45
  • Lindeman, P.V., Stuart, J.n., and KilleBrew, F.C. 2016. Graptemys versa Stejneger 1925 – Texas Map Turtle. In: Rhodin, A.G.J., Pritchard, P.C.H., van Dijk, P.P., Saumure, R.A., Buhlmann, K.A., Iverson, J.B., and Mittermeier, R.A. (Eds.). Conservation Biology of Freshwater Turtles and Tortoises: A Compilat Chelonian Research Monographs 5(9):093.1–10, doi:10.3854/crm.5.093.versa. v1.2016 - get paper here
  • Lindeman, Peter V. 2006. Diet of the Tesas Map Turtle (Graptemys versa): Relationship to sexually dimorphic trophic morphology and changes over five decades as influenced by an invasive mollusk. Chelonian Conserv. Biol. 5 (1): 25-31 - get paper here
  • Lindeman, Peter V. 2014. A Signficant Range Extension for the Texas Map Turtle (Graptemys versa) and the Inertia of an Incomplete Literature. Herp. Cons. Biol. 9 (2): - get paper here
  • LINDEMAN, PETER V. 2021. Geographic distribution: GRAPTEMYS VERSA (Texas Map Turtle). USA: TEXAS: Sutton Co. Herpetological Review 52 (2): 344. - get paper here
  • Praschag P, Ihlow F, Flecks M, Vamberger M, Fritz U. 2017. Diversity of North American map and sawback turtles (Testudines: Emydidae: Graptemys). Zoologica Scripta 46: 675– 682 - get paper here
  • Praschag, Reiner 2023. Sechs Jahrzehnte Erfahrungen mit der Haltung und Nachzucht von Höcker- und Sägerückenschildkröten der Gattung Graptemys Reiner Praschag. Elaphe 2023 (5): 38-52
  • Praschag, Reiner 2023. Auf Graptemys-Suche in den USA. Elaphe 2023 (5): 24-37
  • Praschag, Reiner 2023. Sägerücken- und Höckerschildkröten der Gattung Graptemys – eine artenreiche Gattung der Sumpfschildkröten. Elaphe 2023 (5): 12-23
  • Reynolds, Robert P.; Steve W. Gotte, and Carl H. Ernst 2007. Catalog of Type Specimens of Recent Crocodilia and Testudines in the National Museum of Natural History, Smithsonian Institution. Smithsonian Contributions to Zoology 626: 1-49 - get paper here
  • Seidel, Michael E. & Carl H. Ernst 2017. A Systematic Review of the Turtle Family Emydidae. Vertebrate Zoology 67 (1): 1–122 - get paper here
  • Stejneger, L.H. 1925. New species and subspecies of American turtles. J. Washington Acad. Sci. 15 (20): 462-463 - get paper here
  • Stephens, P.R. & Wiens, J.J. 2003. Ecological diversification and phylogeny of emydid turtles. Biol. J. Linn. Soc. 79: 577-610 - get paper here
  • Stephens, P.R. & Wiens, J.J. 2009. EVOLUTION OF SEXUAL SIZE DIMORPHISMS IN EMYDID TURTLES: ECOLOGICAL DIMORPHISM, RENSCH’S RULE, AND SYMPATRIC DIVERGENCE. Evolution 63-4: 910–925 - get paper here
  • TTWG; Rhodin, A.G.J., Iverson, J.B., Bour, R., Fritz, U., Georges, A., Shaffer, H.B., and van Dijk, P.P. 2021. Turtles of the World: Annotated Checklist and Atlas of Taxonomy, Synonymy, Distribution, and Conservation Status (9th Ed.). In: Rhodin, A.G.J., Iverson, J.B., van Dijk, P.P., Stanford, C.B., Goode, E.V., Buhlmann, K.A., and Mittermeier, R.A. (Eds.). Chelonian Research Monographs 8:1–472. doi:10.3854/crm.8.checklist.atlas.v9.2021. - get paper here
  • TTWG; Rhodin, A.G.J.; van Dijk, P.P.; Iverson, J.B. & Shaffer, H.B. [turtle taxonomy working group] 2010. Turtles of the World, 2010 Update: Annotated Checklist of Taxonomy, Synonymy, Distribution, and Conservation Status. Chelonian Research Monographs (ISSN 1088-7105) No. 5, doi:10.3854/crm.5.000.checklist.v3.2010 - get paper here
  • Vogt R C 1981. Graptemys versa Stejneger. Texas map turtle. Catalogue of American Amphibians and Reptiles ( 280: 1-2 - get paper here
  • Weidler, J M 2019. Protected areas of Texas in relation to Texas reptiles. Herpetological Review 50 (3): 462-473 - get paper here
 
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