PLATE 23 
Fig. la. Macoma nasuta (Conrad). 
D 5830. Exterior of right valve. 
Fig. 1b. Macoma nasuta (Conrad). 
D 5830. Exterior of left valve. 
Fig. le. Macoma nasuta (Conrad). 
D 5830. Interior of left valve. 
Fig. 1d. Macoma nasuta (Conrad). 
D 5830. Interior of right valve. 
that shown in figs. le and 2c. 
Fig. 2a. Macoma inquinata 
Exterior of right valve. 
Fig. 2b. Macoma inquinata (Deshayes) (?). 
Interior of right valve. 
Fig. 38a. Macoma inquinata 
Exterior of left valve. 
Fig. 3b. Macoma inquinata 
Interior of left valve. 
Longitude 58.5 mm. Station 
Longitude 58.5 mm. Station 
Longitude 58.5 mm. Station 
Longitude 58.5 mm. Station 
Compare the pallial sinus with 
(Deshayes) (?). Longitude 57 mm. 
(Deshayes) (?). 
(Deshayes) (?). 
[3 
8] 
Longitude 57 mm. 
Longitude 55 mm. 
Longitude 55 mm. 
