Itet of 3!Uu3StrationjS. 



The Rockefeller Fountain 



Tlinkit Indian Totem Pole and House 



Indian Leopard 



Bactrian Camels. 



A Cage in the New Mammal House 

 Young Raccoons .... 

 California Condor .... 

 Llama and Young .... 



Serval 



Skin of Inland White Bear. 



Teeth of Inland White Bear 



Main Hall New York Aquarium 



Head of the Manatee . 



Balanced Aquarium. 



Feeding the Sea Cow 



Portion of Main Hall New York Aquar 



Service Gallery New York Aquarium 



Feeding the Seals New York Aquarium 



Northern Elephant Seal. . 



Seal Rookery — Pribilof Island . 



Sealers Skinning Seals. 



Snow Leopard ...... 



Sapajou Monkey Showing Osteomalacia 



Thorax and Spinal Column of Sapajou 



Thorax of Golden Baboon . 



Sections of Vertebra 



Osteoclasts (Three Drawings) 



Photo-micrographs 



Photo-micrographs 



Photo-micrographs 



Photo-micrographs 



Photo-micrographs 



Spectacled Cobra 



Egyptian Cobra or "Asp" 



Indian or Spectacled Cobra 



Dilated Head of Indian Cobra 



Heads of Rattlesnake and Egyptian Cobra. 



Head of King Cobra 



Head of Rattlesnake 



Frontispiece. 



30 

 36 

 56 

 60 

 62 



65 

 67 



71 

 80 



84 

 87 

 91 

 93 

 94 

 96 

 too 

 104 

 108 



13 

 15 

 34 

 3 7 

 140 



'43 

 '45 



'73 



74 



7 5 



76 



[80 



[82 



■ 84 



55 

 [86 



