13. aoNATODES. 57 



a row of plates. Body more or less depressed, gramil ar or tubercular 

 above. Tail not compressed. Pupil circular ; eyelid distinct all 

 round the eye. Males with or without prseanal or femoral pores. 

 Tropical America ; East Indies. 



Synopsis of the Species, 



I. Amemcatt Species. — Males more brUliantly coloured than the 

 females, without femoral or prseanal'pores. 



A. Basal phalanges of digits cylindiaeal. 



Snout obtusely pointed, little longer 



than the diameter of the orbit ; male 



with a broad bluish-black band on 



each side of the belly 1. albogularis, p. 59. 



Snout longer than the diameter of the 



orbit, pointed; a broad whitish, black- 

 edged vertebral band, and a broad 



bluish-black band on each side of the 



belly in the male 2. vittatm, p. 60. 



Snout acutely pointed, once and a half the 



diameter of the orbit ; head white, black- 

 marbled ; one or two large ocelli on each 



side of the back 3. oeellatus, p. 60. 



Snout not once and a half the diameter of 



the orbit ; head white, with reticulated 



black lines ; a more or lees distinct ocellus 



above axiUa 4. eaudiscutatus, p. 61. 



B. Basal phalanges of digits distinctly depressed. 



Chin-shields scarcely enlarged ; male with 

 the head and neck uniform yellowish, 

 the rest of the body grey-blue with 

 black vermiculations 5. condnnatus, p. 61. 



Dorsal granules exceedingly small; rela- 

 tively large plates under the basal pha- 

 langes ; male brown, finely vermiculated 

 with darker above 6. humeralis, p. 62. 



II. Malayan Species. — Males coloured like the females, without 

 femoral or prseanal pores. 



Snout short and pointed; upper surfaces 



covered with uniform small granules . . 7. timorensis, p. 63. 

 Snout long and broad, with strong canthal 



ridges ; body above with small granules 



intermixed with keeled tubercles 8. Jcendallii, p. 63. 



