Table 2.

Ontogeny of dry mass (mg) and calcium mass (mg) in eggs of viviparous Lacerta (Zootoca) vivipara

		Yolk			Embryo			Eggshell
Embryonic stage	N	Dry mass (mg)	Calcium mass (mg)	N	Dry mass (mg)	Calcium mass (mg)	N	Dry mass (mg)	Calcium mass (mg)
Oviductal	6	55.4±3.4^*^,^a	0.17±0.01^*^,^a
Stage 30	5	57.6±3.7^a	0.14±0.01^a	5	1.5±2.4^a	0.004±0.05^a	5	0.8±0.2^a	0.08±0.03^a
Stage 32	4	54.6±4.2^a	0.16±0.02^a	4	2.4±2.7^a	0.006±0.05^a	4	1.0±0.3^a	0.08±0.04^a
Stage 34	4	63.1±4.1^a	0.16±0.02^a	4	3.7±2.7^a	0.008±0.05^a	4	0.8±0.3^a	0.13±0.04^a^,^b
Stage 36	4	50.5±4.2^a	0.12±0.02^a	4	7.6±2.7^a	0.03±0.05^a	4	1.1±0.3^a	0.24±0.04^a^,^b
Stage 40	6	18.0±3.4^b	0.03±0.01^b	6	32.4±1.8^b	0.46±0.04^b	6	1.6±0.2^a	0.24±0.03^b
Hatchling				9	40.2±1.6^c	0.65±0.03^c

Sample sizes are number of females (clutches)

Values reported as least squares means ± s.e.m.
↵* Values include eggshell
↵a—d Comparisons within columns, values with the same letter denotation do not differ significantly (P≤0.05)