978 18. TESTUDINIDJE 



and close to her an egg completely hidden in the sand. This 

 turtle was dissected and found to contain two more eggs. 

 The stomach was found to be filled with beetles, of a slow- 

 moving species then common crawling among the rocks in 

 the water. Mr. Wright states that the turtles in the pools 

 would bite at a baited fish-hook, if the latter was left quietly 

 alone for awhile." 



Genus 5 1 . Pseudemys 



PseuJemys GRAY, Proc. Zool. Soc. London, 1855 (1856), p. 197 (type 

 concinna). 



The shell is rather narrow and moderately low. The 

 plastron is immovably united to the carapace by a broad 

 bridge. The alveolar surface of the jaw is rather wide with 

 a well developed ridge parallel to the cutting edge. The 

 fingers and toes are fully webbed, five claws on fore limb 

 and four behind. The skin on top of the head is not divided 

 into scales. There are two supracaudal plates. The tail is 

 of moderate length. 



225. Pseudemys nebulosa (Van Denburgh) 

 LOWER CALIFORNIA TURTLE 



Pseudemys ornata TRUE, Bull. U. S. Nat. Mus., No. 24, 1883, p. 33. 

 Chrysemys nebulosa VAN DENBURGH, Proc. Cal. Acad. Sci., Ser. 2, Vol. 



V, 1895, P- 84, pis. IV, V, VI (type locality, Los Dolores, Lower 



California, Mexico); DITMARS, Reptile Book, 1907, p. 41. 

 Chrysemys scripta var. elegans MOCQUARD, Nouv. Arch. Mus. Paris, 



Ser. 4, Vol. i, 1899, p. 300. 

 Chrysemys ornata nebulosa SIEBENROCK, Zool. Jahrb., Suppl. 10, Heft 



3. '909> P- 466. 

 Pseudemys ornata nebulosa STEJNEGER & BARBOUR, Check List N. Amer. 



Amph. Rept., 1917, p. 120; NELSON, Mem. Nat. Acad. Sci., Vol. 



XVI, 1921, pp. 114, 115. 

 Pseudemys nebulosa VAN DENBURGH & SLEVIN, Proc. Cal. Acad. Sci., 



Ser. 4, Vol. XI, 1921, p. 53. 



