MUSEUM OF COMPARATIVE ZOOLOGY. 59 
Station 27.— Lat. 24° 30’ N. Long. 83° 49’ W. Depth, 392 fathoms. Surf. 
temp. 73°. Bot. temp. 443°. A grayish green coral mud, pulverulent and 
granular. 
Carbonate of Calcium, $2.06 per cent, consists of otoliths of fish, Gasteropod, 
Lamellibranch, Ostracode, Pteropod, and Heteropod shells, Echinoderm frag- 
meuts, coccoliths and rhabdoliths, and Foraminifera as follows : — 
Globigerina rubra Textularia sp. 
G. dubia Bulimina aculeata 
G. conglobata Nodosaria hispida 
G. bulloides Uvigerina asperula 
G. (Orbulina) universa Cristellaria variabilis 
Pullenia obliquiloculata Discorbina obtusa 
Pulvinulina menardi D. allomorphinoides 
P. micheliniana Truncatulina lobatula 
Spheroidina bulloides T. ungeriana 
Miliolina venusta T. rosea 
M. seminulum Rotalia soldanit 
Cassidulina crassa Polystomella crispa 
Bolivina dilatata P. striatopunctata 
Bigenerina sp. Nonionina umbilicatula. 
All the Foraminifera iu this deposit appear very small (dwarfed). 
Residue, 17.94 per cent, dark green, consists of Minerals [5.00], m. di. 0.1 mm., 
quartz, felspars, hornblende, magnetite, plagioclase, mica, many glassy fragments. 
Siliceous organisms [10 00], Sponge spicules, Radiolarians, Diatoms, and a few 
casts of Foraminifera. Fine washings (2.94), argillaceous and green flocculent 
matter, fine mineral particles, and fragments of siliceous organisms. 
Station 33. — Lat. 24° 1’ N. Long. 88°58’ W. Depth 1,568 fathoms. Surf. 
temp. 724°. Bot. temp. 405°. A light brown Globigerina ooze, with a rosy 
tinge. dark brown when wet, coherent, pulverulent, granular. 
Carbonate of Calcium, 72.21 per cent, consists of otoliths of fish, Pteropod 
and Ostracode shells, Echinoderm fragments, coccoliths and rhabdoliths, and the 
following Foraminifera : — 
Globigerina rubra Miliolina seminulum 
G. dubia Biloculina depressa 
G. conglobata B. tubulosa 
G. sacculifera Cassidulina crassa Bottom- 
G. (Orbulina) universa Pelagic Lagena hispida living 
Pullenia obliquiloculata species. Uvigerina asperula species. 
Spheroidina dehiscens Pulvinulina elegans 
Pulvinulina menardii Truncatulina lobatula 
P. menardri, var. fimbriata TL. ungeriana 
P micheliniana 
