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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)
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. 
CommentDiet: omnivore.

Habitat: freshwater (lakes, rivers) 
EtymologyNamed after the turned or changed head pattern differing from that of Graptemys pseudo­geographica. 
  • 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
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  • 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
  • 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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