PLATE XIII. 



Fig. 1. Drillia eucosmia V&U ; 19.0. Page 86. 



2. Gcnota (Dolichotoma) viabrunnca Dall ; 38.0. Page 80. 



3. Drillia haliostrephis Dall ; 20.0. Page 86. 



4. Glyphostoma Gabbii Dall, young ; 9.5. Page 108. 



5. Glyphostoma Gabbii Dall, young ; 9.5. Page 108. 



6. Drillia pagodula Dall ; 13.5. Page 90. 



7. Glyphostoma Gabbii Dall, adult ; 19.0. Page 108. 



8. Glyphostoma Gabbii Dall, young ; 16.0. Page 108. 



