hi 1 
and Br p 
DALL. — Moll 
PLATE 6. 
Fig. 1. Pecten (Pseudamusium) cocosensis Dall, left valve; alt. 8.7 mm. ; p. 406. 
2, Cardita (Glans) sulcosa Dall, right valve ; lon. 8.5 mm.; p. 412. 
9. Pecten (Pseudamusium) cocosensis Dall, right valve ; alt. 8.7 mm. ; p- 406. 
4. Leda (Jupiteria) agapea Dall, dorsal view ; lon. 21.0 mm. ; p. 373. 
Fia. 5. The same in profile. 
6. Leda cord la Dall, dorsal view ; lon. 8.5 mm. ; p. 875. 
7. The same in profile. 
8. Pecten (Pseudamusium) panamensis Dall, exterior of left valve; lat. 18.0 
' mm. ; p. 404. 
Fig. 9. Pecten (Propeamusium) malpelonium Dall, exterior of left valve ; alt. 182 
mm.; p. 405. 
Frio. 10. Pecten (Pseudamusium) panamensis Dall, exterior of right valve; lat. 160 
mm. ; p. 404. 
Fic. 11. Nucula panamina Dall; lon. 22.0 mm. ; p. 868. 
Fig. 12. Vesicomya ( Callogonia) angulata Dall, interior of right valve; lon. 58 mm. 
p. 419. 
The drawings for this plate are by the late Dr. J. ©. McConnell. 
