| Ernst, C. H. (1985). Red-bellied turtle. In H. H. Genoways & F. J. Brenner (Eds.), Species of special concern in Pennsylvania Vol. 11, (pp. 267–270). |
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| Added by: Admin 24 Aug 2008 20:00:14 UTC |
Pop. 3%
|
| Ernst, C. H. (1975). Growth of the spotted turtle clemmys guttata. Journal of Herpetology, 9(3), 313–318. |
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| Added by: Admin 01 Aug 2010 18:21:53 UTC |
Pop. 3%
|
| Ernst, C. H., & Lovich, J. E. (1990). A new species of cuora (reptilia: testudines: emydidae) from ryukyu islands. Proceedings of the Biological Society of Washington, 103, 26–34. |
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| Last edited by: Beate Pfau 10 Jan 2009 07:58:29 UTC |
Pop. 3.25%
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| Ernst, C. H., & Barbour, R. W. (1972). Turtles of the united states. Lexington, Kentucky: University of Kentucky Press. |
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| Added by: Admin 25 Aug 2008 20:39:01 UTC |
Pop. 2.5%
|
| Ernst, C. H., & Ernst, E. M. (1971). The taxonomic status and zoogeography of the painted turtle, chrysemys picta, in pennsylvania. Herpetologica, 27(4), 390–396. |
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| Added by: Sarina Wunderlich 30 Oct 2011 14:52:33 UTC |
Pop. 2.75%
|
| Ernst, C. H. (1976). Ecology of the spotted turtle, clemmys guttata, in southeastern pennsylvania. Journal of Herpetology, 10, 25–33. |
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| Last edited by: Beate Pfau 07 Feb 2009 10:08:24 UTC |
Pop. 2.75%
|
| Ernst, C. H. (1970). The status of the painted turtle, chrysemys picta, in tennessee and kentucky. Journal of Herpetology, 4, 39–45. |
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| Added by: Admin 25 Aug 2008 21:58:05 UTC |
Pop. 2.5%
|
| Ernst, C. H. (1974). Effects of hurricane agnes on a painted turtle population. 8, 3(237 - 240). |
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| Added by: Sarina Wunderlich 18 Nov 2012 17:43:23 UTC |
Pop. 4.5%
|
| Ernst, C. H. (1979). Synopsis of protozoans parasitic in native turtles of the united states. Bulletin of the Maryland Herpetological Society, 15(1), 1–15. |
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| Added by: Admin 24 Aug 2008 18:46:24 UTC |
Pop. 2.25%
|
| Ernst, C. H. (1972). Clemmys insculpta (leconte) wood turtle. Catalogue of American Amphibians and Reptiles, 125, 1–2. |
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| Last edited by: Beate Pfau 02 Nov 2008 16:44:36 UTC |
Pop. 2.75%
|
| Ernst, C. H. (1998). Geochelone chilensis. Catalogue of American Amphibians and Reptiles, 668, 1–5. |
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| Added by: Admin 17 Aug 2008 17:23:46 UTC |
Pop. 3.25%
|
| Ernst, C. H. (1967). Intergradation between the painted turtles chrysemys picta picta and chrysemys picta dorsalis. Copeia, 1967(1), 131–136. |
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| Added by: Admin 06 Jan 2014 18:24:23 UTC |
Pop. 3.25%
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| Ernst, C. H. (1981). Rhinoclemmys punctularia (daudin), spotted-legged terrapin. Catalogue of American Amphibians and Reptiles, 276. |
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| Last edited by: Beate Pfau 15 Mar 2009 09:35:42 UTC |
Pop. 3%
|
| Ernst, C. H. (2001). Some ecological parameters of the wood turtle, clemmys insculpta, in southeastern pennsylvania. Chelonian Conservation and Biology, 4(1), 94–99. |
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| Last edited by: Beate Pfau 02 Nov 2008 16:48:02 UTC |
Pop. 2.25%
|
| Ernst, C. H. (1981). Phrynops gibbus (schweigger), keeled-back sideneck turtle. Catalogue of American Amphibians and Reptiles, 279. |
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| Added by: Admin 24 Aug 2008 18:46:24 UTC |
Pop. 3.25%
|
| Ernst, C. H., Lovich, J. E., Laemmerzahl, A. F., & Sekscienski, S. W. (1997). A comparison of plastral scute lengths among members of the box turtle genera cuora and terrapene. Chelonian Conservation and Biology, 2(4), 603–607. |
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| Added by: Admin 17 Aug 2008 18:17:15 UTC |
Pop. 2.5%
|
| Ernst, C. H. (1983). Rhinoclemmys funerea (tortuga negra del rio, jicote, black river turtle). In 7378 (Eds.), Costa Rican natural history. Chicago. |
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| Last edited by: Beate Pfau 19 Jul 2009 15:26:05 UTC |
Pop. 3.75%
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| Ernst, C. H. (1983). Platemys spixii dumeril and bibron, black spiny-necked turtle. Catalogue of American Amphibians and Reptiles, 326. |
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| Added by: Admin 24 Aug 2008 18:46:25 UTC |
Pop. 2.5%
|
| Ernst, C. H., Barbour, R. W., & Lovich, J. E. (1994). Turtles of the united states and canada. Washington: Smithsonian Institution Press. |
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| Last edited by: Beate Pfau 16 Aug 2009 07:46:35 UTC |
Pop. 5.75%
|
| Ernst, C. H. (1983). Clemmys guttata (spotted turtle) x clemmys muhlenbergi (bog turtle). natural hybrid. Herpetological Review, 14 (3), 75. |
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| Last edited by: Beate Pfau 01 Nov 2008 10:00:31 UTC |
Pop. 2.25%
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