on board H.M.S, 'Challenger. 3 485 



phous calcareous matter; many pelagic Foraininifera and their 

 broken parts ; Coccoliths and Ehabdoliths ; a good many mineral 

 particles, coarse and fine pumice, quartz, mica ; a few Badiolarians. 



Sounding 118. 14th July, 1873. 2400 fathoms. Lat. 33° 46' N,, long. 

 19° 17' ~W. A white Globigerina-ooze containing : — Many pelagic 

 Foraminifera and their broken parts ; Coccoliths and Ehabdoliths ; 

 amorphous calcareous matter ; some fine and coarse black and white 

 mineral particles ; a few Eadiolaria. 



Sounding 119. 15th July, 1873. 1650 fathoms. Lat. 33° 13' N., long. 

 18° 13' W. A white Globigerina-ooze containing: — Very many 

 pelagic Foraininifera ; Coccoliths and Ehabdoliths ; a good deal of 

 fine volcanic sandy particles of a white, red, and black colour ; a few 

 Eadiolaria. 



Sounding 120. 19th July, 1873. 1125 fathoms. Lat. 28° 42' N., long. 

 18° 6' W. A brown or grey mud containing : — A large quantity of 

 volcanic sand, the majority of the particles being black and brown ; 

 a few pelagic Eoraminifera, Pteropods, Coccoliths, and Ehabdoliths ; 

 one or two Eadiolaria. The dredge brought up some pieces of a 

 dead Grorgonoid, with a coating of manganese. 



Sounding 121. 21st July, 1873. 2300 fathoms. Lat. 25° 46' N., long. 

 20° 34' W. A Globigerina-ooze with a red tinge containing: — 

 Many pelagic Foraminifera ; Coccoliths and Ehabdoliths, and amor- 

 phous calcareous matter ; a good deal of mineral matter of a white, 

 red, and yellow colour, and a few grains of manganese. 



Sounding 122. 21st July, 1873. 1675 fathoms. Lat. 25° 49' N., long. 

 20° 12' W. Four miles to the north of sounding No. 39. Three 

 small pieces of a dead Grorgonoid covered with manganese came up. 



Sounding 123. 22nd July, 1873. 2300 fathoms. Lat. 23° 58' N., long. 

 21° 18' "W". A Globigerina-ooze with a red tinge containing : — 

 Many pelagic Foraminifera; Coccoliths and Ehabdoliths; a good 

 many red, white, and yellow mineral particles ; a few manganese 

 grains ; one or two Eadiolaria. 



Sounding 124. 23rd July. 2400 fathoms. Lat. 22° 18' IN"., long. 22° 



2' W. 

 Sounding 125. 24th July. 2400 fathoms. Lat. 20° 58' N., long. 22° 



57' W. 

 Sounding 126. 25th July. 2075 fathoms. Lat. 19° 4' 1ST., long. 24° 



6' W. 



Sounding 127. 26th July. 1975 fathoms. Lat. 17° 54' N., long. 24° 

 41' W. 



All gave a Globigerina-ooze with a red tinge, and in other respects the 

 same as No. 123. 



