Randomization procedures and sexual dimorphism in Australopithecus afarensis

Journal of Human Evolution

Volumn 31, Issue 6, 1996, Pages 537-548

  Lockwood, Charles A ^a   Richmond, Brian G ^a   Jungers, William L ^a   Kimbel, William H ^b  

^a STONY BROOK UNIVERSITY   (United States)

^b ARIZONA STATE UNIVERSITY   (United States)

Author keywords

[No Author keywords available]

Indexed keywords

AUSTRALOPITHECUS AFARENSIS;

EID: 0000024068     PISSN: 00472484     EISSN: None     Source Type: Journal    
DOI: 10.1006/jhev.1996.0078     Document Type: Article

References (31)

1. Aiello, L. C. (1994). Variable but singular. Nature 368, 399-400.
2. Cope, D. A. & Lacy, M. G. (1992). Falsification of a single species hypothesis using the coefficient of variation: a simulation approach. Am. J. phys. Anthrop. 89, 359-378.
3. Cope, D. A. & Lacy, M. G. (1995). Comparative application of the coefficient of variation and range-based statistics for assessing the taxonomic composition of fossil samples. J. hum. Evol. 29, 549-576.
4. Efron, B. (1979). Bootstrap methods: another look at the jackknife. Ann. Statist. 7, 1-26.
5. Efron, B. & Tibshirani, R. J. (1993). An Introduction to the Bootstrap. New York: Chapman & Hall.
6. Fleagle, J. G. (1988). Primate Adaptation and Evolution. New York: Academic Press.
7. Fleagle, J. G., Kay, R. F. & Simons, E. L. (1980). Sexual dimorphism in early anthropoids. Nature 287, 328-330.
8. Grine, F. E., Jungers, W. L. & Schultz, J. (1996). Phenetic affinities among early Homo crania from East and South Africa. J. hum. Evol. 30, 189-225.
9. Johanson, D. C. & White, T. D. (1979). A systematic assessment of early African hominids. Science 202, 312-330.
10. Johanson, D. C., Lovejoy, C. O., Kimbel, W. H., White, T. D., Ward, S. C., Bush, M. E., Latimer, B. M. & Coppens, Y. (1982). Morphology of the Pliocene partial hominid skeleton (AL288-1) from the Hadar Formation, Ethiopia. Am. J. phys. Anthrop. 57, 403-451.
11. Johanson, D. C., Kimbel, W. H. & Rak, Y. (1994). New Pliocene hominids from the Hadar Formation, Ethiopia. Am. J. phys. Anthrop. 18 (Suppl.), 116-117.
12. Josephson, S. C., Juell, K. E. & Rogers, A. R. (1996). Estimating sexual dimorphism by Method-of-Moments. Am. J. phys. Anthrop. 100, 191-206.
13. Jungers, W. L., Falsetti, A. B. & Wall, C. E. (1995). Shape, relative size, and size-adjustments in morphometrics. Yearb. phys. Anthrop. 38, 137-161.
14. Kay, R. F. (1982). Sexual dimorphism in Ramapithecinae. Proc. Nat. Acad. Sci. U.S.A. 79, 209-212.
15. Kimbel, W. H., Johanson, D. C. & Rak, Y. (1994). The first skull and other new discoveries of Australopithecus afarensis at Hadar, Ethiopia. Nature 368, 449-451.
16. Kramer, A. (1993). Human taxonomic diversity in the Pleistocene: Does Homo erectus represent multiple hominid species? Am. J. phys. Anthrop. 91, 161-171.
17. Leutenegger, W. & Shell, B. (1987). Variability and sexual dimorphism in canine size of Australopithecus and extant hominoids. J. hum. Evol. 16, 359-367.
18. Lovejoy, C. O., Johanson, D. C. & Coppens, Y. (1982). Hominid lower limb bones recovered from the Hadar Formation: 1974-1977 collections. Am. J. phys. Anthrop. 57, 679-700.
19. Lovejoy, C. O., Kern, K. F., Simpson, S. W. & Meindl, R. S. (1989). A new method for estimation of skeletal dimorphism in fossil samples with an application to Australopithecus afarensis. In (G. Giacobini, Ed.) Hominidae, pp. 103-108. Milano: Jaka Book.
20. Manly, B. F. J. (1991). Randomization and Monte Carlo Methods in Biology. New York: Chapman & Hall.
21. McHenry, H. M. (1986). Size variation in the postcranium of Australopithecus afarensis and extant species of Hominoidea. J. hum. Evol. 15, 149-156.
22. McHenry, H. M. (1991). Sexual dimorphism in Australopithecus afarensis. J. hum. Evol. 20, 21-32.
23. Mosimann, J. E. (1970). Size allometry: size and shape variables with characteristics of the log normal and generalized gamma distributions. J. Am. Stat. Assoc. 655, 930-945.
24. O'Higgins, P., Moore, W. J., Johnson, D. R., McAndrew, T. J. & Flinn, R. M. (1990). Patterns of cranial sexual dimorphism in certain groups of extant hominoids. J. Zool. Lond. 222, 399-420.
25. Plavcan, J. M. (1994). Comparison of four simple methods of estimating sexual dimorphism in fossils. Am. J. phys. Anthrop. 94, 465-476.
26. Plavcan, J. M. & van Schaik, C. P. (1994). Canine dimorphism. Evol. Anthropol. 2, 208-214.
27. Richmond, B. G. & Jungers, W. L. (1995). Size variation and sexual dimorphism in Australopithecus afarensis and living hominoids. J. hum. Evol. 29, 229-245.
28. Ruff, C. (1988). Hindlimb articular surface allometry in Hominoidea and Macaca, with comparisons to diaphyseal scaling. J. hum. Evol. 17, 687-714.
29. Sokal, R. R. & Braumann, C. A. (1980). Significance tests for coefficients of variation and variability profiles. Syst. Zool. 34, 449-456.
30. Sokal, R. R. and Rohlf, F. J. (1995). Biometry. New York: W. H. Freeman and Co.
31. Wood, B. A., Li, Y. & Willoughby, C. (1991). Intraspecific variation and sexual dimorphism in cranial and dental variables among higher primates and their bearing on the hominid fossil record. J. Anat. 174, 185-205.