Description of a new Snake of the Genus Glauconia, 
from Mendoza. 
By 
Magnus Degerbøl. 
Glauconia borrichiana n. sp. 
Snout very prominent, with sharp horizontal edge and inferior 
nostrils, nasal swollen above the nostril, No supraoculars, the 
oculars being separated from each other, on the top of the head, 
Upper view of head. 
Side view of head. 
Lower view of head. 
by a single shield. Rostral large, occupying about Vs of the area 
in front of the eyes, not quite extending to the level of the anter- 
ior border of the eyes, nasal completely divided into two, nostril 
just touching first upper labial. Ocular bordering the lip between 
two labials, the anterior of which equals the lower part of nasal 
in size, only extending halfway to the level of the eye ,* the post- 
erior is larger but does not reach the inferior border of the eye. 
6 lower labials. Head shields granulated. 14 scales round the 
body. Diameter of body 60 times in the total length, length of 
tail 26 times. The 5 middle rows of dorsal scales are light brown, 
0 OleBorch, t 1690. Danish scientist. Benefactor of graduales. Founder 
of Collegium Mediceum, where I am a collegian. 
Vidensk. Medd. fra Dansk naturh. Foren. Bd. 76. S 
