PLATE XLVIII. 



Fig. 1. Atys hyalina, n. sp. 

 a. The natural size. 



Fig. 2. Scaphander mundus, n. sp. 



a. The natural size. 



b. The shell, enlarged. 



Fig. 3. Scaphander niveus, n. sp. 



a. The natural size. 



Fig. 4. Scaphander gracilis, n. sp. 



«. The natural size.j 



b. The shell, enlarged. 



Fig. 5. Am/phisphyra seguenzse, n. sp. 



a. The natural size. 



b. The shell, enlarged. 



Fig. 6. Utriculus, n. sp. . 

 a. The natural size. 



Fig. 7. Utriculus spatha, n. sp. 



«. The natural size. 

 6. The shell, enlarged. 



c. The apex, magnified 12 diameters. 



Fig. 8. Utriculus leucus, n. sp. 



a. The natural size. 



Fig. 9. Utriculus complanatus, n. sp. 

 a. The natural size. 



Fig. 10. Utriculus tornatus, n. sp. 

 a. The natural size. 



Fig. 11. Utriculus amphizostus, n. sp. 



a. The natural size. 



Fig. 12. Utriculus oryctus, n. sp. 

 a. The natural size. 



6. The shell, enlarged. 



c. The sculpture, magnified 20 diameters. 



| b. The shell, enlarged. 

 c. The sculpture, magnified 15 diameters. 



c. The apex, magnified 40 diameters. 



| b. The shell, enlarged. 



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640 



643 



644 



645 



646 



648 



649 



d. The sculpture on the spire, magnified 70 dia- 



meters. 



e. The sculpture in the middle of the shell, 



magnified 70 diameters. 



| b. The shell, enlarged. 



| b. The shell, enlarged. 



• • 



| b. The shell, enlarged. 



| b. The shell, enlarged. 



I b. The shell, enlarged. 



649 



650 



651 



652 



653 



