44 



CALIFORNIA ACADEMY OF SCIENCES 



FP*oc. 4th Se«. 



41386) on August 26, 1916, and (Nos. 45429-45432) between 

 May 30 and September 30, 1918. 



The femoral pores in six specimens vary from eighteen to 

 twenty-two; being 18 four times, 19 three times, 20 twice, 21 

 once, and 22 twice. The average of the twelve thighs is 19.5. 



18. Plestiodon skiltonianus Baird & Girard 



The two specimens of this skink probably furnish the first 

 record of this species in Idaho. They were taken (No. 41306) 

 at Fort Hall, Bingham County, August 12, 1916, and (No. 



41387) at Boise, Ada County, August 29, 1916. 



19. Charina bottae utahensis Van Denburgh 



Two specimens from Blue Lake and Hood's Valley, Kootenai 

 County, in the collection of Stanford University have been 

 recorded in these Proceedings (Series 4, Vol. X, No. 3, 1920, 

 p. 32). 



20. Coluber constrictor mormon (Baird & Girard) 



The collections include nineteen of these racers from Boise, 

 Ada County. Nine specimens (Nos. 41353-41361) were col- 

 lected August 26 and 27, 1916; one (No. 45410) May 30, and 

 one (No. 43530) June 21, 1917. Eight specimens (Nos. 

 45402-45409) were taken June 3 to Sept 2, 1918. 



