INDEX 



223 



Toucans, 113 

 Toxoglossa, 40 

 Triangular ridge, 214 

 Triconodont, 71, 214 

 Trigon, 214 

 Trigonid, 72, 214 

 Trigonodont, 214 

 Tritocone, 69, 214 

 Tritoconid, 69 

 Tritubercular, 53, 54, 214 

 Tritubereular theory, 68 

 Truncate, 214 

 Tubercle, 214 

 Tubercular teeth, 62 

 Turtle, 97, 111 

 Tusk, 214 



U. 



Ulcini, 214 



Uncini, 39 



Ungulata, 133, 154 



Ursidse, 140 



Ursus americanus, 150 



V. 



Vertebrates, 17 

 section of, 20 



sub-kingdom of, 19 



teeth of, 42 

 Viper, 109 

 Visceral arch, 20 

 Viviparous, 115 

 Vultures, 113 



W. 



Walrus, 54, 61, 153 

 Weasel, 149 

 Whale, 56, 123 

 Wild boar, 161 

 Wild hog, 161, 162 

 Wolf, 51, 140, 146 

 Wolf-fish, 86, 93 

 Wolf -tooth, 164 

 Wombat, 128 

 Woodchuck, 133 

 Woodpecker, 113 



X. 



Xanthochroid type, 201 



Z. 



Zoology, general, 17 



