Parr LY. Sxor. ii. § 1.] MIOCENE. 863 
Tapes, Tellina, &e. The mammalian forms present many points of 
contrast with those of older Tertiary time. Proboscideans now take 
a foremost place. Among the more important generic types of the 

Fia@. 412.—Miocenr Mo3uuvscs. 
a, Panopsea Faujasii (P. Menardi) (Men. de la Groye) (2); b, Pectunculus glycimeris 
(P. pilosus) (Linn.) (2); ¢e, Cardita affinis (Duj.); d, Tapes gregaria (Partsch.) (2). 
time are the colossal Mastodon and Deinotheriwm (Fig. 415), the latter 
having tusks curving downwards from the lower jaw. With these are 
associated Rhinoceros, of which a hornless and a feebly horned species 
have been noted; Anchitheriwm, a small horse-like animal, about as 

‘ oN x AN 
S 
Fie. 413.—HELLADOTHERIUM DuverNoyr (GAUDRY) (4). 
big as a sheep, surviving from earlier Tertiary time; Macrotherium, 
a huge ant-eater; Dricroceras, a deer, allied to the living muntjak of 
eastern Asia, Hyotherium, an animal nearly related to the hog, and the 
tall giraffe-like Helladotherium (Fig. 413) described by M. Gaudry 
