Herpetofaunal Groups	Total Species in Central America	Endemic Species in Central America	Relative Endemism in Central America (%)	Total Species in North America	Endemic Species in North America	Relative Endemism in North America (%)	Total Species in Mexico	Endemic Species in Mexico	Relative Endemism in Mexico (%)
Anurans	328	192	58.5	104	67	64.4	247	148	60.0
Salamanders	166	143	86.1	191	165	86.4	151	125	82.8
Caecilians	15	7	46.7	—	—	—	3	1	33.3
Subtotals	509	342	67.2	295	232	78.6	401	274	68.3
Crocodylians	3	—	—	2	1	50.0	3	—	—
Squamates	560	279	49.8	287	117	40.8	863	517	60.0
Turtles	23	2	8.3	66	48	72.7	51	20	39.2
Subtotals	586	281	48.0	355	166	46.8	917	537	58.6
Totals	1,095	623	56.9	650	398	61.2	1,318	811	61.5