PRATEH oi. 
Fig. 1. Delos coresia, Gray. 4 1-7 mm. p. 787. 
2. Delos Jeffreysiana, Pfr. 7 * 38mm. p. 789. 
ty 
€ 
Fig. 3. Athoracophorus bitentaculatus, Q. & G. p. 792. 
Figs. 4, 4a, 46. Athoracophorus bitentaculatus rufovenosus, Suter. a, Teeth of radula ; 
b, reproductive organs. p. 794. 
ky 
> 
Je 
x 
5. Athoracophorus marmoreus, Hutton. p. 795. 
= 
JQ 
). Athoracophorus Dendyi, Suter. p. 797. 
Rig. 7. Athoracophorus Huttoni, Suter. p. 798. 
Migs. 8, 8a. Athoracophorus Martensi, Suter. a, Teeth of radula. —p. 800. 
Figs. 9, 9a. Athoracophorus papillatus, Hutton. a, Reproductive organs. p. 801. 
Fig. 10. Athoracophorus Schawinsland:, Plate. p. 803. 
Fig. 11. Athoracophorus Srmrothi, Suter. p- 804. 
Figs. 12-12c. Athoracophorus giganteus, Suter. a, Jaw; b, teeth of radula ; 
ductive organs. p. 805. 
Fig. 13. Athoracophorus verrucosus fasciatus, Simroth. —p. 806, 
Cy repro- 
