Table 4.

Scale counts, measurements and degree of enlargement of the vertebral row of the species of Dipsas known to occur in Central America, combining data from the examined specimens listed in Appendix 1 and from references listed in Materials and methods. The values of the ventral and subcaudal counts are minimum and maximum.

	D.articulata	D.bicolor	D.brevifacies	D.gaigeae	D.nicholsi	D.aparatiritos	D.temporalis	D.tenuissima	D.viguieri
Dorsals	15-15-15	15-15-15	15-15-15	13-13-13	15-15-15	15-15-15	15-15-15	15-15-15	15-15-15
Ventrals	M 198–217 F 195–210	M 195–199 F 185–199	M 167–181 F 166-174	M 162–166 F 163–167	M 192–210 F186–201	M 190–196F 177–197	M 197–208 F 184–192	M 225 F 227	M 196–211 F 190–206
Subcaudals	M 115–135 F 108–118	M 129–132 F 111–129	M 71–102 F 69–87	M 64–72 F 53–62	M 81–100 F 84–97	M 122–136F 111–131	M 120–132 F 120–123	M 99 Fno data	M 113–129 F 102–126
Preoculars	0	0	1, 2, 3	0	0	0	0	0	0
Postoculars	2–3	2–3	3	2	2	2–3	3–4	3	2–3
Supralabials	9–10	10	9–10	7–8	7–9	7–8	6–8	8	9–10
Supralabials contacting eye	[4,5] [5,6]	[4,5,6,7]	[4,5]	[3,4]	[3,4] [4,5]	[4,5]	[3,4] [4,5]	[4,5]	[4,5] [5,6]
Infralabials	10–13	10–12	9–13	7–9	10–13	9–10	8–13	9–10	9–12
Infralabials in contact	[1,1]	[1,1]	[2,2]	[1,1]	[1,1] [2,2]	0	0	[1,1]	[1,1]
Temporals	2+3+4	1+2+3	2+3+4	2+3+4	2+3+4		2+3+4	2+3+3	2+3+4
TOL of largest specimen (mm)	M 715 F 655	M no data F 627	M 596 F 536	M 652 F726	M 861 F 798	M 725 F 713	M 697 F 645	M 554 F 572	M 719 F 547
Vertebral row	Scarcely enlarged	Scarcely enlarged	Scarcely enlarged	Not enlarged	Moderately to broadlyenlarged	Moderately enlarged	Moderately to broadlyenlarged	Scarcely enlarged	Scarcely enlarged
TL / TOL	M 32% F 31%	M 33% F%	M 30% F 26%	M 23% F 28%	M 25% F 24%	M 35% F 34%	M 38% F 33%	M 29%F no data	M 33%F 30%