17. SPELBRPES. 61 



Pseudotriton, Tschudi, I. c. p. 94. 



Saurocercus, Fitz. Syst. Rept. i. p. 34. 



Batrachopsis, Fitz. I. c. 



Cylindrosoma, part., Dum. 8f Bibr. p. 76. 



Bolitoglossa, Dum. 8f Bibr. p. 88. 



Oedipiua, Kef erst. Arch. f Natury. 1868, p. 299. 



Ophiobatrachus, Gray, Ann. fy Mag. N. H. (4) ii. p. 297; Cope, I. c. p. 101. 



? Stereockilus, Cope, I. c. p. 100. 



Gyrinophilus, Cope, I. c. p. 108. 



Tongue supported by the glossohyal pedicel, bolctoid, free all 

 round. Palatine teeth in two series converging backwards ; para- 

 sphenoid teeth in one or two elongate patches. Toes five. 



North and Central America ; three species in North-west South 

 America ; one in the West Indies. 



Synopsis of the Species. 

 I. Limbs well developed. 



A. Fingers and toes free ; palatine teeth confluent with para- 



sphenoid patches. 

 15-17 costal grooves ; no canthus rostralis; 



red, black-spotted 1. ruber, p. 62. 



17 costal grooves ; no canthus rostralis ; 



almost black above, shaded with yellow ; 



a light, black-margined band from axilla 



to groin 2. maryinatus, p. 64. 



16 or 17 costal grooves ; canthus rostralis 



well marked; greyish brown above, canthus 



rostralis paler S.porphyriticus, p. 64. 



B. Fingers and toes free ; palatine teeth separated from para- 



sphenoid patches, uot extending exteriorly beyond choanae. 

 13 costal grooves ; tail very long ; fingers 



and toes rather slender ; yellow, black- 

 spotted above ; belly immaculate 4. lonyicauda, p. 64. 



13 costal grooves ; tail very long ; fingers 



and toes short ; back with three black 



longitudinal bands 5. yuttolineatus, p. 65. 



13 or 14 costal grooves ; tail hardly longer 



than head and body, compressed ; yellow, 



with two latero-dorsal black lines 6. bilineatus, p. 66. 



21 costal grooves ; tail subround ; brown, 



dorsal region darker 7. multiplicatus, p. 67. 



11 or 12 costal grooves ; tail round ; inner 



digits rudimentary, wing-like 8. chiropterus, p. 67. 



C. Fingers and toes slightly webbed ; palatine teeth separated 



from parasphenoid patches, extending exteriorly beyond 

 choanae. 

 11 costal grooves ; inner toe not distinct ; 



uniform black 9. cep7ialicus, p. 67. 



