Table 2. Comparison of the ratio between the length of the plastron and the length of the carapace in selected specimens referred to P. etalloni, C. picteti, and C. jaccardi.

	Plastron length (mm)	Carapace length (mm)	Ratio
Plesiochelys etalloni
NMS 59	400	474	0.84
NMS 78	–	361a	–
NMS 79	–	–	–
NMS 116	–	–	–
NMS 669	363	410	0.89
NMS 675	369	445	0.83
MAJ 2005-11-1	431	471	0.92
Craspedochelys jaccardi
NMS 101	300b	413	0.73
NMS 102a	–	363	–
NMS 612	–	–	–
NMS 673	292	411	0.71
MHNN FOS 977	283	365	0.78
Craspedochelys picteti
NMS 608	–	540	–

Notes.

^aCarapace missing about 20 mm.

^bEstimated plastron length.