PLATE III. 
Fig. 3. Fig. 4. Fig. 5. 
Fig. 1. EQUUS CHILENSTS (Molar). 2. EQUU3 MACROGNATHUS (Molar). 3. EQUUS 
DEVILLII (Molar). 4. HOLOPTYCHIUS (Scale). 5. GLYTOLEPIS (Scale). 
6. MICRASTER COR-ANGUINUM, Chalk, Dover. 
S. J. Mackie del. 
