2. GLAUCONTA. 61 
** Diameter of body 60 to 90 times in the total length ; 
rostral not extending to the level of the posterior 
border of the eyes, 
t+ Nasal semidivided. 
First labial not one fourth the size of the 
ee ny 12. cairi, p. 65. 
First labial nearly half the sizeof the second. 13. fitzingeri, p. 66. 
+t Nasal completely divided into two. 
Rostral nearly twice as broad as the nasal. 14. blanfordii, p. 66. 
Rostral but little broader than the nasal... 15. longicauda, p. 66. 
*** Diameter of body 47 to 80 times in the total length ; 
rostral extending to the level of the posterior 
border of the eyes. 
Rostral not twice the width of the nasal ..° 18. conjuncta, p. 67. 
Rostral at least twice the width of the nasal. 19. scutifrons, p. 68. 
B. Ocular bordering the lip, separated from the lower part of the 
nasal by two labials. 
1. Supraocular large, as broad as the shields following. 
20. sundevallii, p. 68. 
2. Supraocular small. 
Second labial small, not larger than first .. 21. bicolor, p. 69. 
Second labial larger than first, not reaching 
RI Sin GEN n. 6 a 0.008 es ose akeue ones 22. macrolepis, p. 69. 
Second labial larger than first, reaching the 
SEED anie-se. dics ety uecessees's 23. myopica, p. 69: ° 
C. Ocular not reaching the lip. 
Three upper labials, second largest ...... 24. dissimilis, p. 70. 
Four upper labials, fourth largest ...... 25. bilineata, p. 70. 
II. No supraocular, the ocular being separated from its fellow, on 
the top of the head, by a single shield. 
First labial reaching the eye .......... 26. humilis, p. 70. 
First labial not reaching the eye ........ 27. septemstriata, p. 71. 
1. Glauconia macrorhynchus, 
Stenostoma gaa eR Jan, Arch. Zool. Anat. Phys. i. 1862, 
p. 190, and Icon, Gén. p. 89, 1. 1, pls. v. & vi. a (1864). 
Glauconia macrorhynchus, Bouleng. Ann. § Mag. N. H. (6) vi. 1890, 
p. 92. 
Snout prominent, hooked, the preoral portion concave inferiorly ; 
supraocular present, small; rostral extending to the level of the 
eyes ; nasal completely divided ; ocular bordering the lip, between 
a ee 
