| Parsons, T. S., & Stephens, S. M. (1968). The nasal anatomy of kinosternon and sternotherus (testudines: kinosternidae). Canadian Journal of Zoology, 46, 399–404. |
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| Added by: Admin 25 Aug 2008 21:58:34 UTC |
Pop. 2.5%
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| Pawley, R. (1968). The hidden tortoise of torreon. Int. Turtle and Tortoise Soc. J., 1968, 20–36. |
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| Added by: Admin 25 Aug 2008 21:58:34 UTC |
Pop. 2.5%
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| Peters, U. W. (1968). Graptemys oculifera und ihre unterarten. DATZ, 21 (10), 318–319. |
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| Added by: Admin 25 Aug 2008 21:58:35 UTC |
Pop. 2.5%
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| Petzold, H.-G. (1968). Zur kenntnis der kubanischen antillen-schmuckschildkröte (pseudemys terrapen rugosa). Salamandra, 4, 73–90. |
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| Added by: Admin 25 Aug 2008 21:58:38 UTC |
Pop. 2.5%
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| Pieau, C. (1968). La configuration generale de l'ebauche de l'organe copulateur de l'embryon de tortue grecque (testudo graeca) et ses rapports avec le cloacque. C.R. Acad. Sci. Paris, 266, 895–897. |
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| Added by: Admin 25 Aug 2008 21:58:40 UTC |
Pop. 2.5%
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| Pough, H. F., & Pough, M. B. (1968). The systematic status of painted turtles (chrysemys) in the northeastern united states. Copeia, 1968(3), 612–618. |
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| Added by: Admin 01 Aug 2010 18:22:03 UTC |
Pop. 2.75%
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| Rowe-Rowe, D. T., Murray, R. M., & Daniel, P. J. (1968). Miscellaneous notes of natural history interest. 29: tortoise diet. Lammergeyer, (9), 53. |
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| Added by: Admin 25 Aug 2008 21:58:48 UTC |
Pop. 2.5%
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| Schaefer, C. G., & Romano, A. W. (1968). Ambystoma opacum and graptemys geographica in northeastern pennsylvania. Journal of Herpetology, 1(1/4), 103–104. |
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| Added by: Admin 06 Jan 2014 18:23:09 UTC |
Pop. 3.25%
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| Schlegel, H. (1968). Testudo carbonaria, omnivore oder aasfresser? DATZ, 21, 52–55. |
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| Added by: Admin 25 Aug 2008 21:59:02 UTC |
Pop. 2.25%
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| Spigel, I. M., & Ellis, K. R. (1968). Electrolyte balance and deficit drinking in a reptile. Journal of Comparative and Physiological Psychology, 65(3), 384–387. |
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| Added by: Admin 13 Sep 2009 10:11:26 UTC |
Pop. 2.5%
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| Stemmler, O. (1968). Zur kenntnis von testudo hermanni im tyrrhenischen gebiet. Aqua Terra, 7(5), 41–47. |
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| Added by: Admin 22 Oct 2010 20:35:18 UTC |
Pop. 3%
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| Stemmler, O. (1968). Zur kenntnis von testudo hermanni im tyrrhenischen gebiet (schluß). Aqua Terra, 7(7), 49–52. |
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| Last edited by: Beate Pfau 12 Sep 2010 17:24:17 UTC |
Pop. 2.5%
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| Thines, G. (1968). Activity regulation in the tortoise testudo hermanni gmelin. Psychol. Belg., 8(2), 131–138. |
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| Added by: Admin 25 Aug 2008 21:59:13 UTC |
Pop. 3%
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| Timken, R. L. (1968). Graptemys pseudogeographica in the upper missouri river of the north central united states. Journal of Herpetology, 1, 76–82. |
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| Added by: Admin 25 Aug 2008 21:59:14 UTC |
Pop. 2.5%
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| Ward, J. P. (1968). Presumed hybridization of two box turtles.herpetological notes: Copeia, 1968(4), 874–875. |
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| Added by: Admin 25 Aug 2008 22:06:44 UTC |
Pop. 2.5%
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| Wilson, V. J. (1968). The leopard tortoise, testudo pardalis babcocki, in eastern zambia. Arnoldia, 40(3), 1–11. |
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| Added by: Admin 25 Aug 2008 21:59:38 UTC |
Pop. 2.5%
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| Yntema, C. L. (1968). A series of stages in the embryonic development of chelydra serpentina. Journal of Morphology, 125, 219–252. |
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| Added by: Admin 25 Aug 2008 21:59:39 UTC |
Pop. 3.5%
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