| Zug, G. R. (1990). Age determination in turtles. Contr. Herpetol., 20, SSAR. |
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| Added by: Admin 24 Aug 2008 17:40:21 UTC |
Pop. 4%
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| Zug, G. R., & Mitchell, J. C. (1998). Galápagos tortoise nomenclature: still unresolved. Chelonian Conservation & Biology, 2(4), 618–619. |
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| Added by: Sarina Wunderlich 25 Jun 2011 12:42:24 UTC |
Pop. 3.75%
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| Zug, G. R. (1966). The penial morphology and the relationships of cryptodiran turtles. Occasional Papers of the Museum of Zoology University of Michigan, 647. |
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| Added by: Sarina Wunderlich 27 Nov 2011 14:28:25 UTC |
Pop. 5.25%
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| Zug, G. R. (1971). American musk turtles, sternothaerus or sternotherus? Herpetologica, 27(4), 446–449. |
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| Added by: Admin 18 Jul 2009 11:46:29 UTC |
Pop. 3%
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| Zug, G. R. (1986). Sternotherus gray, musk turtles. Catalogue of American Amphibians and Reptiles, 397. |
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| Added by: Admin 24 Aug 2008 20:04:53 UTC |
Pop. 3%
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| Zwartepoorte, H. A. (2007). Die ägyptische landschildkröte (testudo kleinmanni): sehr beliebt und kritisch bedroht. Draco, 32, 74–78. |
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| Added by: Admin 14 Aug 2008 20:34:37 UTC |
Pop. 3.75%
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| Zwartepoorte, H. A. , Die maurische landschildkröte testudo graeca linnaeus, 1758 und ihre unterarten. Paper presented at Grosses Schildkrötensymposium. 5. Jahrestagung der Schildkrötenfreunde Österreich, Salzburg. |
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| Added by: Admin 14 Aug 2008 22:46:59 UTC |
Pop. 3.75%
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| Zweig, G., & Crenshaw, J. W. (1957). Differentiation of species by paper electrophoresis of serum proteins of pseudemys turtles. Science, 126(3282), 1065–1067. |
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| Added by: Admin 01 Aug 2010 18:22:08 UTC |
Pop. 4.75%
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| Zylstra, E. R., & Steidl, R. J. (2009). Habitat use by sonoran desert tortoises. Journal of Wildlife Management, 73(5), 747–754. |
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| Added by: Admin 21 Nov 2009 12:00:11 UTC |
Pop. 4.5%
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