NOKTHWEST COAST MARINE SHELLBEARING MOLLUSKS. 217 
Plate 17. 
Page. 
PiGUREl. Lirularia lirulata tonica Carpenter, type; alt. 8 mm 180 
2. Pupillaria pupilla Gould, typical ; alt. 12 mm 178 
3. Lirularia parcipicta Carpenter, diam. 5 mm 179 
4. Pupillaria rhodia Dali, diam. 10 mm 179 
5. Tegula {Promartynia) pulligo Martyn, basal view, diam. 29 mm_ 175 
6. Tegula {Promartynia) pulligo, profile, alt. 24 mm 175 
7. Lirularia optaMlis Carpenter, diam. 5.5 mm 179 
8. Solariella pei'amahilis Carpenter, alt. 9.5 mm 177 
9. Lirularia succincta Carpenter, type; alt. 5 mm 179 
10. Pupillaria pupilla Gould, largest found, alt. 21.5 mm 178 
11. Pupillaria sordida Hancock, basal view, diam. 25 mm 178 
12. Pupillaria sordida Hancock, profile, alt. 25 mm ^ 178 
All these figures drawn by Doctor J. C. McConnell. 
Plate IS. 
Eiguee 1. Holariella triplostepJianus Dali, alt. 6.5 mm 177 
2. The same, basal view 177 
3. Pupillaria simhla alt. 14 mm 179 
4. Cidarina carlotta Dali, alt. 13 mm 177 
5. Lirularia acuticostata Carpenter, type ; diam. 4.5 mm 180 
6. Pupillaria salmonea Carpenter, type; lat. 6 mm 178 
7. Margarites mnhilicalis Broderip and Sowerby ; diam. 16 mm 181 
8. The same, in profile 181 
9. Pupillaria salmonea Carpenter, type ; alt. 6 mm 178 
10. Lirularia funiculata Carpenter, type ; diam. 4.8 mm 179 
11. MacJiaeroplax olscurus Couthouy, alt. 9 mm 178 
12. The same, basal view 178 
13. ? Machaeroplace rudis Dali, alt. 10 mm 179 
*L4. The same, basal view 179 
15. Margarites paupercula Dali, alt. 11.5 mm 178 
Figures 13 and 14 were drawn by Miss Evelyn Mitchell; the others 
by the late Doctor J. C. McConnell. 
Plate 19. 
Figure 1. Haliotis kamchatkana Jonas, natural size 184 
2. The same, dorsal view 184 
Plate 20. 
Figures 1-3. Haliotis cracherodii mut. holzneri Hemphill, photographed 
from a specimen 90 mm. long. The specimen has six 
holes which are obscured in the photograph 183 
Plate 21. 
Figures 1-2. Haliotis cracherodii mut. imperforata Dali, natural size 184 
Plate 22. 
Figures 1-2. Haliotis wallalensis Stearns, natural size 184 
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