clx 



THE VOYAGE OF H.M.S. CHALLENGER. 



Foraminifera (Zool. Chall. Exp., part xxii., 1884). From Stations 348 to 352 in the Eastern Tropical 

 Atlantic no specimens of the bottom were obtained, but a rich pelagic Radiolarian fauna was demon- 

 strated by numerous preparations from the surface. The depths are given in fathoms and the tem- 

 perature in degrees Fahrenheit. In the column describing the nature of the bottom the following 

 abbreviations are used : — 



rad. oz. = Eadiolarian ooze (§ 237). 

 gl. oz. = Globigerina ooze (§ 238). 

 r. cl. = red clay (§ 239). 

 pt. oz. = Pteropod ooze (see p. clviii). 

 di. oz. = Diatom ooze (see p. civil). 



bl. m. = blue mud, 

 gr. m. = green mud, 

 vole. m. = volcanic mud, 

 r. m. = red mud. 



I terrigenous deposits 

 r (see p. clvi). 



