INDEX 



Suffolk : 



Fossil remains, 66, 295 

 Land swallowed up by the 



sea, 43 

 Shark's teeth found in the 



bone-bed of the Red 



Crag at Felixstowe, 



264, 265 

 Sussex : 



Bones and teeth of the 



iguanodon discovered 



by Dr. Gideon Mantell, 



200 

 Tilted strata of chalk at 



Seaford, 50 



Tadpoles — young of the Laby- 



rinthodonts, 245 

 Tanqueray's, Lord, estate, 

 ancestry of wild cattle 

 on, 17 

 Tapirs : 



Fossil remains found all 

 over Holarctic region, 

 66 



Migration, results of — liv- 

 ing tapirs found at pre- 

 sent day in Sumatra 

 and Central America, 

 66 

 Teeth and jaws : 



Arsinoitherium, 154 



Bi-foliate canine see sub- 

 heading Slit 



Birds, fossil remains of 

 birds with teeth, 236 



Dromatherium and Dryo- 

 lestes, lower jaws of, 

 189 



Teeth and jaws — corUd, 

 Elephants : 



Description of teeth, 



107-110 

 Ridges, 110-112 

 Fishes — Dipterus, peculiar 



teeth of, 251 

 Horse : 



Cheek-teeth of modern 



horse more complex 



than in ancestors, 



140 



Mesohippus, teeth of, 



141 

 Upper molar tooth of a 

 recent horse, 142 

 Human teeth : 



Distinct from all other 



teeth, 80 

 Photograph of upper and 



lower jaw bone, 80 

 Reduced in number, 79 

 Iguanodon — serrated mar- 

 gin of teeth, 199, 

 200 

 Importance of, in deter- 

 mining animal to 

 which a fragment be- 

 longs, 76 

 Mammals : 



Fossil jaw from Stones- 

 field slate, 82, 84, 188 

 Modifications in teeth of 



mammals, 81 

 " Reduced dentition," 78 

 Typical number of teeth, 



78 

 {see also sub-headings, 

 names of animals) 

 Mammoth, 110, 111 

 Mastodons, jaws of, 126, 

 127, 128, 129, 131 



327 



