| Yntema, C. L. (1979). Temperature levels and periods of sex determination during incubation of eggs of chelydra serpentina. Journal of Morphology, 159, 17–27. |
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| Added by: Admin 24 Aug 2008 20:04:52 UTC |
Pop. 2%
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| Yntema, C. L., & Mrosovsky, N. (1982). Critical periods and pivotal temperatures for sexual differentiation in loggerhead sea turtles. Canadian Journal of Zoology, 60, 1012–1016. |
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| Added by: Admin 24 Aug 2008 20:04:53 UTC |
Pop. 2.25%
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| Yntema, C. L. (1976). Effects of incubation temperatures on sexual differentiation in the turtle, chelydra serpentina. Journal of Morphology, 150, 453–461. |
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| Added by: Admin 25 Aug 2008 21:59:39 UTC |
Pop. 2%
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| Yntema, C. L., & Mrosovsky, N. (1980). Differentiation in hatchling loggerheads, caretta caretta, incubated at different controlled temperatures. Herpetologica, 36, 33–36. |
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| Added by: Admin 24 Aug 2008 20:04:52 UTC |
Pop. 2.25%
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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%
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| Yntema, C. L. (1978). Incubation times for eggs of the turtle chelydra serpentina (testudines: chelydridae) at various temperatures. Herpetologica, 34(3), 274–277. |
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| Last edited by: Beate Pfau 22 Aug 2009 14:13:02 UTC |
Pop. 2.25%
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| Yntema, C. L. (1981). Characteristics of gonads and oviducts in hatchlings and young of chelydra serpentina resulting from three incubation temperatures. Journal of Morphology, 167, 297–304. |
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| Added by: Admin 24 Aug 2008 20:04:53 UTC |
Pop. 2.25%
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| Yntema, C. L. (1970). Observations on females and eggs of the common snapping turtle chelydra serpentina. American Midland Naturalist, 84, 69–76. |
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| Added by: Admin 25 Aug 2008 21:59:39 UTC |
Pop. 2.25%
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| Yntema, C. L. (1970). Twinning in the common snapping turtle, chelydra serpentina. Anatomical Record, 166(3), 491–497. |
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| Added by: Admin 15 Mar 2009 13:31:42 UTC |
Pop. 2.5%
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