BEUNIQTJEL, AND ITS ORGANIC CONTENTS. 
557 
Fig. 6. Working-surface of the deciduous molars and germ of premolar, p 2, of Equus 
spelceus, var. B. 
All the figures are of the natural size ; the letters and numerals are 
explained in the text. 
WOODCUTS. 
Fig. 1. Details of grinding-surface of upper molar, Palceotlierimn , 
Fig. 2. Details of grinding-surface of upper molar, Paloplotherium . 
Fig. 3. Details of grinding-surface of upper molar, Hipparion. 
Fig. 4. Details of grinding-surface of upper molar, Equus caballus . 
Fig. 5. Details of grinding-surface of lower molar, Rhinoceros. 
Fig. 6. Details of grinding-surface of lower molar, Equus caballus. 
Fig. 7. Inner surface of a portion of rib, on which have been cut outlines of the head 
of male, a, and young, c, of the living Equus spelceus. 
Fig. 8. Outer surface of the same portion of rib of Equus spelceus , on which have been 
cut outlines of the head of male, a, and female, b, of that species when alive. 
(From the Cave of Bruniquel.) 
Fig. 9. Portion of antler of Eeindeer ( Tarandus ), on which has been cut an outline of 
the living Equus spelceus. (From the Cave of La Madelaine, Dordogne.) 
4 
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MDCCCLXIX. 
