12. 



149 



152. 



154. 



155 



158 



159 



162 



Quaranta, J.V. 1952. An experimental study of the color 

 vision of the giant tortoise. Zoologica (New York) 37: 



295-312 



150. Raphael, B.L. 1980. Sand impaction in a Galapagos 

 tortoise. Annual Proc. Am. Assoc. Zoo Vet. 

 1980:67. 



Reynolds, R.P. 1982. Some observations on the captive 

 management of Galapagos tortoises and land iguanas at 

 the Darwin Station and suggestions for the future. 

 CDRS 1982 Annual Report, pp. 115-119. 



Reynolds, R.P. and R.W. Marlow. 1983. Lonesome George, 

 the Pinta Island tortoise: a case of limited 

 alternatives. Not. Galapagos (37):14-17. 



153. Rhodin, A.G.J. , et al. 1983. Statusrappor t for Galapagos 



jatteskoldpaddor Geochelone elephantopus . med 

 anmarkningar on Q..S.. ephippium pa Duncan. Snoken-Nat. 

 Swedish Herpetol. Assoc. 13(3):67-72. 



Richter, A.G. and R. Benirschke. 1977. Venipuncture sites 

 defined and chromosome count in two giant tortoises. 

 Zoonooz 50(2):14. 



Richter, A.G., et.al. 1977. Techniques for collecting 

 blood from Galapagos tortoises and box turtles. Vet. 

 Med. Small Anim. Clin. 70 ( 8 ) : 1 376-1 378 . 



156. Rick, CM. and R.I. Bowman. 1961. Galapagos 



tomatoes and tortoises. Evolution 15:407-417. 



157. Rodhouse, P., et.al. 1975. The feeding and ranging 



behavior of Galapagos giant tortoises ( Geochelone 

 elephantopus K J. Zool., London 176 ( 3 ): 297-31 . 



Rothschild, W. 1896. Further notes on gigantic 

 land tortoises. Novitates Zool. 3(2):85-91. 



Rothschild, W. 1901. On a new land- tortoi se 



from the Galapagos Islands. Novitates Zool. 8(4):372. 



160. Rothschild, W. 1902. On the habits and distribution 



of the Galapagos tortoises. Novitates Zool. 9:373. 



161. Rothschild, W. 1902. Note regarding Testudo 



elephantopus . Novitates Zool. 9:448. 



Rothschild, W. 1902. Further notes regarding 

 Testudo elephantopus . Novitates Zool. 9:618. 



163. Rothschild, W. 1902. Description of a new species of 

 gigantic land tortoise from the Galapagos 

 Islands. Novitates Zool. 9:619. 



