PATAGONIAN EXPEDITIONS : PALEONTOLOGY. 
PAGE 
Fig. 9. SlGAPATELLA AMERICANA Ortm. . . ..... 183 
Patagonian beds. 
9 a. Upper view of a large individual ; mouth of Santa Cruz River. 
9 b. Upper view of a smaller individual, from interior of O street 
ingens. Uppermost oyster layer at Punta Arenas. 
Fig. 10. Crepidula gregaria Sow. . . ... ... 184 
Patagonian beds. 
10#. Lower view of a small individual ; mouth of Santa Cruz 
River, 250' above high tide. 
10$. Side view of the same. 
1 oc. Side view of a giant individual from Punta Arenas, repre- 
senting Philippi’s Haliotis imperforata. 
10 d. Lower view of the same. 
\oe. Side view of a cast of this species ; upper Rio Chalia. 
Fig. 11. Crepidula dilatata Lmck. . . . . . . . . 185 
Cape Fairweather beds ; Cape Fairweather. 
Upper view of cast. 
All the figures are natural size. 
(vol. iv) 
