PATAGONIAN EXPEDITIONS : PALAEONTOLOGY. 
EXPLANATION OF PLATE XXXIII. 
PAGE 
Fig. i. Natica chiloensis Phil. . . . . . . , T 86 
Lower Magellanian beds ; Punta Arenas. 
id. Large individual, surface of shell partly gone. 
id. Smaller individual, complete. 
Fig. 2. Natica ovoidea Phil. . . . . . . . . . igj 
Patagonian beds ; mouth of Santa Cruz River. 
Large individual. 
Fig. 3. Natica secunda Roch. and Mab. 188 
Patagonian beds ; mouth of Santa Cruz River. 
3a. View of an almost complete individual (part of labial callus gone). 
3d. Lower view of another individual, showing complete callus. 
Fig. 4. Natica darwini Hutt 189 
Patagonian beds ; mouth of Santa Cruz River. 
Front view of an absolutely complete individual. 
Fig. 5. Natica subtenuis v. Ih. . . 190 
Patagonian beds ; mouth of Santa Cruz River. 
Front view of a specimen with callus partly gone. 
Fig. 6. Natica consimilis v. Ih. . . . . . . . , 19 1 
Patagonian beds ; mouth of Santa Cruz River. 
Side view. 
Fig. 7. Odontostomia suturalis (v. Ih.). ... .... 173 
Fatagonian beds ; mouth of Santa Cruz River. 
7#. Front view. 
yd. The same, 4/1. 
Fig. 8. Turbonilla cuevensis v. Ih. . . . . . . . 174 
Patagonian beds ; Mt. of Observation, upper horizon. 
8 a. Front view. 
8 d. The same, 4/1. 
Fig. 9. Aporrhais araucana (Phil.). 200 
Patagonian beds ; mouth of Santa Cruz River. 
Back view of the only (damaged) individual. 
Fig. 10. Struthiolaria itatCheri Ortm. ...... . 201 
Lower Magellanian beds ; Punta Arenas. 
10 a. Back view of a complete individual. 
10 d. Front view of fragment of another, larger individual. 
Fig. 11. Struthiolaria ameghinoi v. Ih. . . . . . . . 201 
Patagonian beds ; mouth of Santa Cruz River. 
11 a. Front view of a rather large, typical specimen. 
11 d. Front view of a specimen of var. multinodosa Ortm. 
