INDEX 



Teeth and jaws — contd. 

 Pig's teeth : 



Description of, niimber, 

 arrangement, etc., 76, 

 78 

 Front teeth have single 

 fang, cheek teeth two 

 fangs, 78, 79 

 Photogi-aphs of, 77, 79 

 Standard pattern for 

 teeth of all mammals, 

 76 

 Reptiles, teeth of, 81, 82, 83 

 Ridges — elephant, mam- 

 moth and mastodon 

 compared, 110-115 

 Sea-cow — bony plates in- 

 stead of teeth, 23 

 Sharks — enormous teeth, 

 where found, etc., 263, 

 264, 265 

 Slit — crown of tooth in lower 

 jaw divided by slit into 

 two halves, described 

 as bi-foliate — pecu- 

 liarity of the giraffe 

 and allied animals, 158, 

 159 

 Tusks see that title 

 Two fangs peculiar to mam- 

 mals, other animals 

 only single fangs, 78 

 Tetrabelodon angustidens see 



Mastodon 

 Texas, refer to U.S.A. 

 Thames, river — amount of 

 limestone, etc., carried 

 past Kingston each 

 year, 43 

 Theriogjea or land of big ani- 

 mals — zoological pro- 

 vince, 63, 64 



Theromorph reptiles : 



Extinct order of reptiles^ 

 192 



Co-existence of, in the two 

 localities, Russia and 

 South Africa, 212, 221, 

 222 



Older group than Dino- 

 saurian reptiles — where 

 remains had been dis- 

 covered, etc., 209 



Remoteness of the time 

 when these reptiles 

 lived, 218 



Russia, North : Professor 

 Amalitzky's discover- 

 ies, 212-222 

 Nodules containing skele- 

 tons, 213-216 

 {for particular members of 

 this group see their 

 names — Pariasaurus, 

 Dicynodon, Inostran- 

 sevia, etc.) 



Thickness of each system of 

 strata, diagi'am, etc., 

 60-62 



Thigh-bone of Atlantosaurus, 

 11, 12 



Thompson, Vaughan, 290 



" Thunder-bolts " — Belem- 

 nite's cuttle-fish fossils, 

 270 



Tiger — teeth of clouded tiger, 

 81 



Tile-fish, destruction of, 

 owing to change in 

 temperature of sea, 

 near American coast,. 

 31 note 



2S 



