ILLUSTRATIONS. 
To Accompany Paper On 
THE PEBBLE PHOSPHATES OF FLORIDA. 
Figures 12-52. 
Fig. 12.—A part of the grinding surface of the tooth of the elephant, prob¬ 
ably Elephas columbi var. Natural size. Fla. Geol. Surv. collection, No. 2234. 
Dredged from the Withlacoochee River. Width of tooth 8 cm. About five plates 
per 100 mm. The Florida elephant differs from the typical E. columbi in that the 
plates are much coarser than in that species. This elephant is found in Pleisto¬ 
cene deposits. 
85 
