410 CALIFORNIA ACADEMY OF SCIENCES [Proc. 4TH SER. 
Tucson by Mr. Herbert Brown. It was found under a stone 
about a foot square, and about twenty feet from the edge of 
a pool of water. Under the stone the earth had been worked 
from between the grass roots, showing several runways in one 
of which this snake was coiled up. 
The largest specimen we have seen is in the University of 
Arizona, and measures 384mm., of which 16mm. represent the 
tail. It was secured by Mr. Herbert Brown at Yuma. 
45.—Lichanura roseofusca Cope 
Cope has recorded this boa from the Harqua Halla Moun- 
tains. Mr. W. E. Bancroft writes us that he has seen this 
snake only in these mountains and in the Harcouvar Range in 
northern Yuma County. He very kindly sent us a beautiful 
specimen from Aguila, Maricopa County. This is now No. 
35348, and has scales in 36-41-41-33 rows, gastrosteges 230, 
urosteges 47, anal entire, supralabials 14-15, infralabials 15- 
15, loreals about 4. 
46.—Chilomeniscus cinctus Cope 
The collection contains five specimens of this snake. Two 
of these (Nos. 33839 and 33840) were presented by Professor 
Brown of the University of Arizona, and are labeled merely 
Arizona. 
No. 33834, Cabali Mts., Pima County, given to us by Mr. 
Herbert Brown, was collected Nov. 2, 1910. No. 34172 was 
collected in Ventana Canyon, Catalina Mts., May, 1912. No. 
17551, Cave Creek, Maricopa County, April 23, 1910, was col- 
lected by John I. Carlson. A mutilated specimen was found by 
us near Fort Yuma, California. 
No. 17551 has scales in 13 rows, gastrosteges 113, anal 
divided, urosteges 29, supralabials 7-7, infralabials 8-8, pre- 
oculars 1-1, postoculars 2-2, loreals O-O, temporals 1-+1, 
posterior genials shorter, black bands 18 on body and four on 
tail. 
No. 33834 has scale rows 13, gastrosteges 113, anal divided, 
urosteges 22, supralabials 7—7, infralabials 8-8, preoculars 1-1, 
postoculars 2-2, loreals O-O, temporals 1+-1, posterior genials 
shorter, black bands 18 on body and 3 on tail. 
No. 33839 has scale rows 13, gastrosteges 115, anal divided, 
urosteges 28, supralabials 7—7, infralabials 7-7, preoculars 1-1, 
