Sex determination and ontogeny in Malacochersus tornieri, the pancake tortoise

Journal of Herpetology

Volumn 38, Issue 2, 2004, Pages 291-295

  Ewert, Michael A ^a   Hatcher, Ronnie E ^b   Goode, J Michael ^b  

^a INDIANA UNIVERSITY   (United States)

^b Box 400 ^*  (United States)

Author keywords

[No Author keywords available]

Indexed keywords

MALACOCHERSUS; MALACOCHERSUS TORNIERI; VERTEBRATA;

EID: 3142703690     PISSN: 00221511     EISSN: None     Source Type: Journal    
DOI: 10.1670/149-03N     Document Type: Article

References (33)

1. BEGGS, K., J. YOUNG, AND A. GEORGES. 2000. Ageing the eggs and embryos of the Pig-Nosed Turtle, Carettochelys insculpta (Chelonia: Carettochelydidae), from northern Australia. Canadian Journal of Zoology 78:373-392.
2. BOOTH, D. T. 2002. The breaking of diapause in embryonic Broad-Shelled River Turtles (Chelodina expansa). Journal of Herpetology 36:304-307.
3. BULL, J. J. 1983. Evolution of Sex Determining Mechanisms. Benjamin/Cummings Publishing, Menlo Park, CA.
4. BURKE, R. L., M. A. EWERT, J. B. MCLEMORE, AND D. R. JACKSON. 1996. Temperature-dependent sex determination and hatching success in the Gopher Tortoise (Gopherus polyphemus). Chelonian Conservation and Biology 2:86-88.
5. CHEVALIER, J., M. H. GODFREY, AND M. GIRONDOT. 1999. Significant difference of temperature-dependent sex determination between French Guiana (Atlantic) and Playa Grande (Costa-Rica, Pacific) Leatherbacks (Dermochelys coriacea). Annales Sciences Naturelles-Zoologie Biologie Animale 20:147-152.
6. DARLINGTON, A. F., AND R. B. DAVIS. 1990. Reproduction in the Pancake Tortoise, Malacochersus tornieri, in captive collections. Herpetological Review 21:16-18.
7. DEMUTH, J. P. 2001. The effects of constant and fluctuating incubation temperatures on sex determination, growth, and performance in the tortoise Gopherus polyphemus. Canadian Journal of Zoology 79:1609-1620.
8. EENDEBACK, B. T. 1995. Incubation period and sex ratio of Herman's Tortoise, Testudo hermanni boettgerii. Chelonian Conservation and Biology 1:227-231.
9. EWERT, M. A. 1985. Embryology of turtles. In C. Gans, P. F. A. Maderson, and F. Billett (eds.), Biology of the Reptilia. Vol. 14, pp. 75-267, Wiley-Interscience, New York.
10. _. 1991. Cold torpor, diapause, delayed hatching and aestivation in reptiles and birds. In D. C. Deeming and M. J. W. Ferguson (eds.), Egg Incubation: Its Effects on Embryonic Development in Birds and Reptiles, pp. 173-191. Cambridge Univ. Press, Cambridge.
11. EWERT, M. A., AND C. E. NELSON. 1991. Sex determination in turtles: diverse patterns and some possible adaptive values. Copeia 1991:50-69.
12. EWERT, M. A., AND D. S. WILSON. 1996. Seasonal variation of embryonic diapause in the Striped Mud Turtle (Kinosternon baurii) and general considerations for conservation planning. Chelonian Conservation and Biology 2:43-54.
13. EWERT, M. A., D. R. JACKSON, AND C. E. NELSON. 1994. Patterns of temperature-dependent sex determination in turtles. Journal of Experimental Zoology 270:3-15.
14. FAIRBAIRN, D. J. 1997. Allometry for sexual size dimorphism: pattern and process in the coevolution of body size in males and females. Annual Review of Ecology and Systematics 28:659-687.
15. GIBBONS, J. W., AND R. E. LOVICH. 1990. Sexual dimorphism in turtles with emphasis on the Slider Turtle (Trachemys scripta). Herpetological Monographs 4:1-29.
16. GRIFFITHS, J. F. (ED.) 1972. World Survey of Climatology. Vol. 10, Elsevier Scientific, Amsterdam, The Netherlands.
17. GUYOT, G., C. PIEAU, AND S. RENOUS. 1994. Developpement embryonnaire d'une tortue terrestre, la tortue d'Hermann, Testudo hermanni Gmelin, 1789. Annales des Sciences Naturelles, Zoologie, Paris 15:115-137.
18. IVERSON, J. B. 1991. Phylogenetic hypotheses for the evolution of modern kinosternine turtles. Herpetological Monographs 5:1-27.
19. KENNETT, R, A. GEORGES, AND M. PALMER-ALLEN. 1993. Early developmental arrest during immersion of eggs of a tropical freshwater turtle, Chelodina rugosa (Testudinata: Chelidae), from northern Australia. Australian Journal of Zoology 41:37-45.
20. KLEMENS, M. W., AND D. MOLL. 1995. An assessment of the effects of commercial exploitation on the Pancake Tortoise, Malacochersus tornieri, in Tanzania. Chelonian Conservation and Biology 1:197-206.
21. KRATOCHVIL, L., AND D. FRYNTA. 2002. Body size, male combat and the evolution of sexual dimorphism in Eublepharid Geckos (Squamata: Eublepharidae). Biological Journal of the Linnean Society 76:303-314.
22. LOVERIDGE, A., AND E. E. WILLIAMS. 1957. Revision of the African tortoises and turtles of the suborder Cryptodira. Bulletin of the Museum of Comparative Zoology 115:163-557.
23. MOLL, D., AND M. W. KLEMENS. 1996. Ecological characteristics of the Pancake Tortoise, Malacochersus tornieri, in Tanzania. Chelonian Conservation and Biology 2:26-35.
24. MROSOVSKY, N., AND C. PIEAU. 1991. Transitional range of temperature, pivotal temperatures and thermosensitive stages for sex determination in reptiles. Amphibia-Reptilia 12:169-179.
25. PAULER, I. 1988. Reproduction en captivite de Malacochersus tornieri (Siebenrock, 1903). Mesogee 48:71-73.
26. RHEN, T., AND J. W. LANG. 1995. Phenotypic plasticity for growth in the common snapping turtle: effects of incubation temperature, clutch and their interaction. American Naturalist 146:726-747.
27. ROOSENBURG, W. M., AND K. C. KELLEY. 1996. The effect of egg size and incubation temperature on growth in the turtle, Malaclemys terrapin. Journal of Herpetology 30:198-204.
28. SCHMALZ, M., AND R. STEIN. 1994. Malacochersus tornieri: Beobachtungen bei Haltung und Nachzucht. Salamandra 30:12-21.
29. SHINE, R. 1999. Why is sex determined by nest temperature in many reptiles? Trends in Ecology and Evolution 14:186-189.
30. SPOTILA, J. R., L. C. ZIMMERMAN, C. A. BINKLEY, J. S. GRUMBLES, D. C. ROSTAL, A. LIST JR., E. C. BEYER, K. M. PHILLIPS, AND S. J. KEMP. 1994. Effects of incubation conditions on sex determination, hatching success, and growth of hatchling desert tortoises, Gopherus agassizii. Herpetological Monographs 8:103-116.
31. ST. CLAIR, R. E. 1998. Patterns of growth and sexual size dimorphism in two species of box turtles with environmental sex determination. Oecologia 115: 501-507.
32. WEBB, G. J. W., AND A. M. A. SMITH. 1984. Sex ratio and survivorship in the Australian freshwater crocodile Crocodylus johnstoni. Symposium of the Zoological Society of London 52:319-355.
33. WERNSTEDT, F. L. 1959. World Climatic Data, Africa. Privately published, State College, PA.