Da.u.— Mollusca and Brachiopoda. 
PLATE 9. — 
Fie. 1. Cephalopod beak, showing excavations made by Bathysciadium pacificum 
(circular) and Cocculina (ovoid) ?; p. 339. 
Fie. 2. Polynices (Euspira) agujanus Dall; alt. 26.0 mm.; p. 334. 
Fic. 3. Bathysciadium pacificum Dall, viewed from above; diameter of base 
5.0 mm.; p. 339. 
Fie. 4. Pecten (Pseudamusium) neoceanicus Dall; alt. 12.0 mm ; p. 402. 
Fie. 5. Epitonium (Sthenorhytis) turbinum Dall; basal view; diameter 28.0 mm. ; 
p. 317. 
Fic. 6. The same, viewed from above, showing the decollation of the spire. 
Fie. 7. Bathysciadium pacificum Dall, in profile, showing fringes of periostracum ; 
p. 839. ; 
Fig. 8. Epitonium (Sthenorhytis) turbinum Dall, profile of decollate specimen ; diam- 
eter 28.0 mm.; p. 317. 
Figure 4 was drawn by the late Dr. J. C. McConnell, the others by Miss Evelyn 
Mitchell. 
