Dryophylax Wagler, 1830

Luna, Igor Veronese de, Ugalde, Miguel Relvas, Guimarães, Mariana Rocha Santos, Hoffmann, Kauann, Citeli, Nathalie, Kiefer, Mara Cintia & Hamdan, Breno, 2025, Fig. 3 in Positive association between PTN polymorphisms and schizophrenia in Northeast Chinese Han population., Zoological Studies 64 (20), pp. 141-149 : 6

Dryophylax Wagler, 1830 , Mesotes Jan, 1862 and Thamnodynastes Wagler, 1830

1. Dorsal scales smooth .................................................................. 2

- Dorsal scales keeled ................................................................... 4

2. Dorsal scales reduce to 13 rows posteriorly; more than 100 subcaudal scales ........... Thamnodynastes longicaudus ( Fig. 26e )

- Dorsal scales reduce to 15 rows posteriorly; less than 100 subcaudal scales ......................................................................... 3

3. Subcaudal scales 52–68 in males and 47–58 in females; 133–149 ventral scales in males and 130–143 in females; ventre posteriorly darkened; dark tooth-like blotches on supralabials, no red spot in infralabial scales ............ Mesotes strigatus ( Fig. 26h )

- Subcaudal scales 66–79 in males and 57–72 in females; 123–134 ventral scales in males and 118–136 in females; ventre homogeneously light; no conspicuous dark blotches on supralabial scales, red spot in 6th infralabial scale ....................... .............................................................. Mesotes rutilus ( Fig. 26g )

4. 2–6 conspicuous ventral lines; head ventre spotted ( Fig. 15a ) ..... .................................................. Dryophylax hypoconia ( Fig. 26d )

- 2–4 lighter ventral lines; head ventre immaculate ( Fig. 15b ) ....... ..................................................... Dryophylax nattereri ( Fig. 26f )

Figures

Fig. 26. Representative Dipsadidae Snakes of Rio de Janeiro: a, Dibernardia bilineata from Ilha do Cardoso/SP; b, Adelphostigma occipitalis from Salvador/BA; c, Dibernardia persimilis from Nova Friburgo/RJ; d, Dryophylax hypoconia from Bananal/SP; e, Thamnodynastes longicaudus from São Lourenço da Serra/SP; f, Dryophylax nattereri from Niterói/RJ; g, Mesotes rutilus from Brazil; h, Mesotes strigatus, Ibitirama/ES. BA = Bahia, ES = Espírito Santo, RJ = Rio de Janeiro, SP = São Paulo. Photos by Breno Hamdan (c, f), Hugo Cabral (g), Marcelo Ribeiro Duarte (a), Marco Antônio de Freitas (b), Miguel Relvas Ugalde (h), Pedro Henrique Bernardes (d), Otávio Augusto Vuolo Marques (e).

Fig. 15. Ventral view of the body of preserved specimens of Dryophylax hypoconia (a) showing conspicuous ventral lines and spotted head ventre, and Dryophylax nattereri (b) showing lighter ventral lines and head ventre immaculate.