Trabecular architecture in the forelimb epiphyses of extant xenarthrans (Mammalia)

Table 2 Mean xenarthran untransformed values of the non-directional trabecular parameters for each region of interest

	DA	Conn.D	BV/TV	BS/TV	Tb.Th mean	Tb.Sp mean	Av.Br.Len.
	(NU)	(nb/mm³)	(NU)	(mm⁻¹)	(mm)	(mm)	(mm)
Glenoid
All	0.68	18.47	0.42	3.96	0.22	0.38	0.34
Armadillos	0.81	22.84	0.43	4.51	0.20	0.32	0.32
Anteaters	0.53	14.52	0.40	3.32	0.24	0.40	0.34
Sloths	0.44	9.24	0.38	2.97	0.27	0.55	0.39
Humeral head
All	0.52	11.68	0.43	3.36	0.26	0.46	0.38
Armadillos	0.60	12.35	0.41	3.38	0.25	0.47	0.38
Anteaters	0.40	11.59	0.45	3.43	0.26	0.41	0.37
Sloths	0.43	9.36	0.44	3.14	0.31	0.49	0.40
Humeral capitulum
All	0.66	9.90	0.47	3.32	0.32	0.48	0.42
Armadillos	0.77	10.63	0.48	3.57	0.31	0.47	0.44
Anteaters	0.51	10.06	0.47	3.24	0.32	0.44	0.39
Sloths	0.54	7.18	0.42	2.65	0.34	0.58	0.42
Radial head
All	0.77	7.95	0.47	3.57	0.28	0.42	0.42
Armadillos	0.87	5.71	0.50	3.84	0.30	0.41	0.45
Anteaters	0.74	11.25	0.45	3.53	0.26	0.38	0.38
Sloths	0.57	8.07	0.41	2.81	0.29	0.51	0.41
Radial trochlea
All	0.72	13.82	0.46	3.50	0.33	0.41	0.40
Armadillos	0.79	16.05	0.49	3.87	0.34	0.37	0.39
Anteaters	0.63	11.19	0.44	3.20	0.30	0.44	0.42
Sloths	0.56	8.75	0.40	2.39	0.30	0.52	0.40

Footnotes: Abbreviations: Av.Br.Len average branch length, BS bone surface, BV bone volume, Conn.D connectivity density, DA degree of anisotropy, Tb.Th trabecular mean thickness, Tb.Sp trabecular mean spacing, NU no units

ISSN: 1742-9994