Dawu. — Mollusca and Brachiopoda, 
PLATE 19. 
Fre. 1. Dentalium megathyris Dall; lon. 95.0 mm. ; p. 857. 
Fic. 2. Irenosyrinx goodei Dall; alt. 80.0 mm. ; p. 272. 
Fig. 3. Cadulus albicomatus Dall; lon. 24.0 mm.; p. 360. 
Fic. 4. ? Ganesa panamensis Dall; alt. 4.7 mm. ; p. 352. 
Fie. 5. Calliostoma iridium Dall; alt. 20.0 mm. ; p. 348. f 
Fic. 6. Pleurotomella (Phymorhynchus) cingulata Dall; alt. 73.0 mm.; p. 283. 
7 
8 
9 
Fic. Turcicula macdonaldi Dall; lat. 60.0 mm.; p. 349. 
Fia. Pleurotomella (Phymorhynchus) argeta Dall; alt. 43.0 mm. ; p. 283. 
Fic. Scaphander interruptus Dall ; alt. 38.0 mm. ; p. 289. 
The figures for this plate were drawn by the late Dr. J. C. McConnell. 
