ii:)4 
THE VOYAGE OE H.M.S. CHALLENGER. 
Station 30S. 
S/atiox.h 309 
AND 309a. 
Ci^fluiitniina '•atu’fHaiu, P>nuly. 
Textulana llnuly. 
„ roneara (Karrer). 
„ f/ranifii, d’Orbigny. 
CUivuUua rym/HMmV, d’Orbigny. 
Hulintina mar<nruUa^ (I’Orbigny. 
„ puniia^ d’Orbigny. 
„ suhtervn, Drady. 
littlinua punetaia, d’Orbigny. 
C(v^*i< lull tut brnihji, Norman. 
„ cmssa, d’Orbigny. 
lit rii/ata, d’Orbigny. 
„ jiarheriatia, I>rady. 
Khii uliurgina jutpa (d’Orbigny). 
I.aijt'na iltJiioiiia, Parker and Jones. 
„ ijrari/iti, Williamson. 
,, hittjiula, Keuss. 
l.tritt (Montagu). 
„ martjinata (Walker and Boys). 
,, ^mixtriaia, Williamson. 
„ xtriata (d’Orbigny). 
„ xub'ata (Walker and Jacob). 
.\'o<loxaria rommutiix, d’Orbigny. 
„ (Glandulina) lierigafa, d’Orbigny. 
Maiyiuulina i/fahra, d’Orbigny. 
CrixteUana acidauHculanx (Fichtel and Moll). 
,, eultrafa (Montfort). 
„ reni/ormis, d’Orbigny. 
Uvitjenna angulosa, Williamson. 
„ cananensis, d’Orbigny. 
„ pggvma, d’Orbigny. 
' „ tenuixtriata, Reuss. 
Sagrina dimorjpha, Parker and Jones, 
i X Glohigenna hulloides, d’Orbigny. 
' X „ injiata, d’Orbigny. 
' X OrhiditM utiioersa, d’Orbigny. 
1 Pullenia quingueloha, Reuss. 
! „ sphseroides (d’Orbigny). 
Discorhina tjlobularis (d’Orbigny). 
! TruncatuUna haidingeni (d’Orbigny). 
< „ lohatula (Walker and Jacob). 
I ,, refulgens (Montfort). 
„ variubilis, d’Orbigny. 
Anomalina roronata, Parker and Jones. 
PidvinuUna umbonata, Reuss. 
Rotalia beccarii (Linne). 
„ clathrata, Brady. 
Nonionina scaplia (Fichtel and Moll). 
,, uvibilicatula (Montagu). 
Stations 309 and 309a (Soundings 457 and 458), Gulf ol Penas to Sandy Point 
through Magellan Strait (see Chart 41). 
January 8, 1870 ; lat. 50” 5G' S., long. 74° 15' to 74° 14' M'. 
Tcin|)crature of air at noon, 5l°’5 ; mean for the day, 48°’4. 
Temperature of water at surface, 50°'5 ; bottom (40 fathoms), 47°'0. 
Den.sitv at 60° F. at surface, 10189G ; 40 fathoms, P02417 ; bottom, 1 ’02446. 
I)ci)th, 40 and 140 fathoms; deposit. Blue Mud, containing only a trace of 
earbonate of lime (see Murray and Reuard, Deep-Sea Deposits Chall. Exp.). 
.\t I A.M. got uji steam, and at 4.45 .\.M. wcighetl anchor and proceeded out of Tom 
Bav for Triiii<lad Channel. At 2.15 I’.M. stopped and sounded in 40 fathoms (Station 309), 
and put trawl over. At 3 I'.M. sounded in 140 fathoms (Station 309a). At 3.45 p.m. hove 
up trawl with many sp»*eimens, and proceeded. The carbonic acid was determined in 
surface water, and amounted to 39’5 milligrammes per litre. At 4.30 P.M. anchored in 
7 fathom.H in Puerto Bueno. Exploring parties went on shore. 
