430 CALIFORNIA ACADEMY OF SCIENCES [Proc. 4TH Ser. 
16-17, preocular 2-2, postoculars 3-3. 
Mr. Herbert Brown sent us two white rattlesnakes of this 
species collected by Dr. W. J. McGee in the Tinajas Atlas 
Range about fifty miles southeast from Yuma. Unfortu- 
nately they were destroyed in the great fire of April, 1906. 
84.—Crotalus lepidus Kennicott 
The only specimen secured was found crawling up a granite 
boulder on the hillside above Carr Canyon, Huachuca Mts., 
July 17, 1912. In life the coloration was light green, with 
light brown bands. No. 34747 has scale rows 21, gastrosteges 
162, anal entire, urosteges 24, none divided, supralabials 11-12, 
infralabials 11-12, preoculars 2-2, postoculars 2-2, loreals 2-2. 
85.—Crotalus pricei Van Denburgh 
The only specimen of this handsome little rattlesnake was 
found in the bed of a stream in Ramsey Canyon, Huachuca 
Mts., July 16, 1912. It is No. 34748, and has scales in 21 
rows, gastrosteges 154, anal entire, urosteges 24, nine divided, 
supralabials 9-9, infralabials 10-10, preoculars 2—2, postocu- 
lars 3-3, loreals 2-2, coloration typical. 
Mr. Herbert Brown sent me for examination a fine speci- 
men found by Mr. W. B. McCleary, May 28, 1912, on a rock 
at an altitude of about 7500 feet, on a ridge near Old Baldy, 
Madero Canyon, Santa Rita Mts., Santa Cruz County. This 
snake has scales in 23-21-21-21-19-17 rows, gastrosteges 
153, anal entire, urosteges 25, the last seven divided, supra- 
labials 9-9, infralabials 10-10, spots along back to anus 48 
on right, 56 on left, 8 dark bars on tail. Length to anus 395 
mm., of tail 38 mm. to rattle. Rattle 17 mm. complete with 
seven segments. 
