Table 1.

Ranges of diploid chromosomes numbers and numbers of macro and microchromosomes and genome sizes in major groups of reptiles.

Taxon	Chromosome			Genome Size (Gb) [119]
	2n Range	Macro Range	Micro Range	Low	High
Tuatara	36	28	8	4.9
Lizards	20–62	10–38	0–28	1.03	3.8
Snakes	26–50	10–38	0–36	1.3	3.7
Crocodilians	30–42	30–42	0	1.3	3.9
Freshwater Turtles	26–68	10–36	0–56	1.4	5.3
Marine turtles	56	24–32	24–32	2.6