112 THE DEPTH AND MAEINE DEPOSITS OF THE PACIFIC OCEAJif. 



Station 39, 24th September, 1899. 

 Avatoru Pass, Paumotu Islands ; depth, 645 fathoms. 



CORAL MUD or PTEROPOD OOZE: white, slightly coherent, fine- 

 grained, consisting of broken Corals, Mollusc shells, pelagic and bottom- 

 living Foraminifera, coccoliths, Pteropods, Heteropods {Atlaiita, etc.), 

 Echinoid spines. 



Station- 42, 24th September, 1899. 

 Avatoru Pass, Paumotu Islands ; depth, 661 fathoms. 



PTEROPOD OOZE : very little material, which may not represent the 

 deposit in situ, consisting of Pteropods, pelagic and bottom-living Fora- 

 minifera, Ostracodes, Mollusc shells, Tunicate spicules, coccoliths, rhab- 

 doliths, etc. 



Station 43, 24th September, 1899. 

 Lat. 15° 13' S. ; long. 147° 53' W. ; depth, 341 fathoms. 



CORAL SAND : cream color, incoherent, consisting of Coral fragments, 

 Pteropods, Heteropods [Atlanta, etc.), small Gasteropods {Pkurotoma, etc.), 

 Bivalves, and Brachiopods, pelagic and bottom-living Foraminifera, cocco- 

 liths, less than 1 per cent of angular mineral particles, mean diameter 

 0.1 mm., including obsidian and felspar, small cosmic spherule. 



Station 44, 24th September, 1899. 

 Rangiroa, Paumotu Islands; depth, 391 fathoms. 



CORAL SAND : cream or gray in color, made up of Coral fragments, 

 Polyzoa, Pteropods, Heteropods {Atlanta, etc.), small Gasteropods, Bivalves, 

 pelagic and bottom-living Foraminifera, coccoliths, and rhabdoliths. 



Station 45, 24th September, 1899. 

 Rangiroa, Paumotu Islands ; depth, 524 fathoms. 



CORAL SAND: gray, incoherent, fragments of Coral, Polyzoa, Pteropods, 

 Heteropods, small Gasteropods, Echinoid spines, pelagic and bottom-living 

 Foraminifera, coccoliths, rhabdoliths, Tunicate spicules. 



Station 46, 24th September, 1899. 



Rangiroa, Paumotu Islands ; depth, 450 fathoms. 



PTEROPOD OOZE or CORAL SAND: gray, incoherent; made up of 



Coral fragments, Pteropods, Heteropods, Echinoid spines, Polyzoa, Alcyo- 



