THE BAHAMA ISLANDS 27 



Station 17.— Fossils from quarry at back of hospital grounds, Nassau, 

 New Providence. At the base of the section is a hard white rock from which 

 was obtained — 



Margaritiphora radiata Leach (Marine). Above this was a somewhat brown- 

 ish, poorly cemented, sandy layer two or three feet thick, containing an extinct 

 land shell, Cerion agassizii Dall. Above the sandy layer there is a hard white rock, 

 containing no fossils. 



Station 18. — Fossils from the narrow part of Eleuthera Island opposite 

 Savanna Sound from about five feet above sea level. The rock appeared to 



be a beach formation. 



Cerion (near agassizii Dall) fragments. 



Mytilus exustus Linne. 



Phacoides (Here) pensylvanicus Linng. 



Phacoides (Calhicina) radians Conrad. 



Phacoides (Cavilucina) trisulcatus Conrad. 



Bulla striata Brugu'i&re. 



Natica canrena Lamarck. 



Acmwa punctulata Gmelin. 



Balanus sp. fragments. 



Station 19. — Fossils from teolian rocks along east side Eum Cay. 



Cerion lentiginosum Maynard. 



Oepolis varians Menke. 



Cepolis agassizii new species, near varians, Menke. 



CepoUs pharcida new species, near duclosiana Perussac. 



Helicina rawsoni Pfeifter (Watlings Id.). 



Bariatia sp. 



Chama sp. indet., worn. 



Tectarius (muricatust L.) worn shell. 



Livona pica Linn6. 



Claw of a small crab. 



Station 20. — Fine, rather hard, gravelly sand rock, with included worn 



calcareous pebbles, from about one mile north of Pigeon Hill, Eleuthera 



Island, and about one mile inland. 



Mytilus exustus Linne. 

 Lampusia sp. (fragment). 

 Chlorostoma sp. (young shell). 



Station 21. — Bluff of Eleuthera Island about a mile north of BlufE 

 settlement and six feet above sea level. Above the rock containing these 

 fossils is a stratum of rock of seolian origin. The matrix of the fossils is a 

 soft, fine, calcareous sand rock. 



Olycymeris americana Defrance. 



Phacoides (Here) pensylvanicus Linn6. 



Cerithium floridanum Mbrch. 



