Table 1.

Mean modulus values for significantly different laminae (GPa) ± s.d. (3 sig. fig.).

layer	H. leucocephalus	P. perdix	C. olor
			cross section I	cross section II	long section
1	8.81 ± 0.39	5.86 ± 0.76	4.98 ± 0.72	7.78 ± 0.44	9.46 ± 0.90
2	7.76 ± 0.43	7.38 ± 0.76	8.31 ± 0.36	9.84 ± 0.63	7.78 ± 0.56
3	9.33 ± 0.47	8.81 ± 0.55	9.85 ± 0.52
4	9.1 ± 0.40