Daix. — Mollusca and Brachiopoda. 



PLATE 4. 



Alectrion (Hima) miser Dall ; alt. 20.0 mm. ; p. 307. 

 Soluriella galapagana Dall ; alt. 17.0 mm. ; p. 350. 

 Pleurotomella (Gymnohela) isogonia Dall ; alt. 12.5 mm. ; p. 279. 

 Cancelluria (Admete ?) californica Dall, adolescent specimen ; alt. 9. mm. 



p. 296. 

 Puncturella (Cranopsis) expansa Dall, profile ; alt. 10 mm.; p. 353. 

 Manyilia enora Dall, alt. 9.5 mm. ; p. 286. 

 Ooccrys {Benthodolium) pacijicn Dall, with operculum; alt. 30 mm. 



p. 323. 

 Dentalittin agassizii Pilsbry and Sliarp ; Ion. G5 mm. ; p. 358. 

 Oocorys rotunda Dall, immature ; alt. 45 tnm. ; p. 322. 

 Puncturella (Cranopsis) erpansa Dall, from below ; width 26 mm. ; p. 353. 

 Tlie same from above ; length, 32 mm. 



Tlie drawings for this plate were made by the late Dr. J. C. McConnell. 



