PATAGONIAN EXPEDITIONS : PALAEONTOLOGY. 
PAGE 
Fig. 12. Struthiolaria ornata Sow. 2 °3 
Patagonian beds ; mouth of Santa Cru-z River. 
12 a. Side view of a typical individual showing complete curve of 
outer lip. 
12 b. Front view of a very large individual, having three stronger 
spiral ribs. 
Fig. 13. Dolium ovulum Ortm. ........ 204 
Patagonian beds ; mouth of Santa Cruz River. 
1 3#. Back view of largest individual. 
1 3$. Front view of the same. 
Fig. 14. Pyrula Carolina d’Orb. ........ 205 
Patagonian beds ; mouth of Santa Cruz River. 
14 a. Front view of a small, but complete individual. 
14^. Back view of a large individual, with lower end of canal 
slightly damaged. 
Fig. 15. Tritonium bicegoi v. Ih. . . . . . . . 206 
Patagonian beds ; mouth of Santa Cruz River. 
Front view of a fragment ; the last whorl is broken away. 
Fig. 16. Tritonium morgani Ortm. ........ 207 
Patagonian beds ; mouth of Santa Cruz River. 
Front view of the only specimen in the collection. 
Fig. 17. Buccinum annjE Ortm. . 208 
Patagonian beds ; mouth of Santa Cruz River. 
Front view of a fine, complete individual. 
Fig. 18. Buccinum obesum var. minor (Phil.). ...... 209 
Patagonian beds ; mouth of Santa Cruz River. 
Back view of an almost complete individual. 
Fig. 19. Fusus subspi ralis Ortm. . . • . . . . . . 221 
Lower Magellanian beds ; Punta Arenas. 
Fragmentary individual, imbedded in matrix. 
Fig. 20. Fusus archimedis Ortm. . . . . . . . . 222 
Patagonian beds ; Darwin Station, San Julian. 
20 a. Almost complete individual, with sculpture of surface obscured. 
20 b. Back view of fragment of another individual showing sculpture. 
All the figures, unless otherwise stated, are natural size. 
(VOL. IV) 
