IN LIBERIA. 251 



2. Purpura haemastoma Linn. — Many specimens from 

 Grand Cape Mount. 



3. Purpura neritoides Linn. — Many specimens from 

 Grand Cape Mount. 



4. Triton tranqueharicus Lam. — One specimen from 

 the Junk Riverj^" collected by Stampfli. 



5. Cypraea stercoraria Linn. — A few specimens from 

 the same origin as the preceding species. 



6. Littorina punctata Gmel. — Together with the next 

 species. 



7. Littorina striata King, var. granosa Phil. — From 

 Grand Cape Mount; varying in the form of the spire, 

 which is more or less elevated , as well as in the dis- 

 position and number of the granules. 



8. Tympanotonus fuscatus Linn. — Two specimens with- 

 out exact locality. 



9. Siphonaria grisea Gmel. = venosa Rve. — Many spe- 

 cimens from Grand Cape Mount. 



10. Gadinia afra Gray. — Many specimens from Grand 

 Cape Mount. 



11. Nerita atrata Chemn. — Many specimens from Grand 

 Cape Mount. 



r2. Fissurella sp. afif. obtusae Sow. — A few specimens 

 from the same locality as N^ 9 — 11. 



13. Cytherea (Tivela) tripla Linn. — One small specimen 

 without exact locality. 



14. Mytilus senegalensis Lam., var. semistriata Krauss. — 

 A few specimens from Grand Cape Mount. 



15. Mytilus perna Lam. — Rather numerous; from 

 Grand Cape Mount. 



16. Mytilus sp. — One specimen , radiately grooved , 

 resembling M. senegalensis Lam. = variabilis Krauss (Süd- 

 Afr. Mollusken, PI. IV, fig. 5) but differing in some re- 

 spects ; from Grand Cape Mount. 



17. Ostrea sp. — Two specimens, too much eroded to 

 be discriminated with certainty, from the same locality as 

 the preceding species. 



Notes from the Leyden Miuseum , "Vol. X. 



