Diagrari! iif llio B.illi\ -iiliiri- iif ll>:il. .\1ki\<>: ilf\i« for iittiirliinK «iiii|Mirliiii.' r;iM.' to 

 >plierf; ;iIxim- Io riiilil. < oTiiimiiiiraliori .ahlr .■ntirins splnT.- throiiitli «tuf1iii).' l.o\. l«o 

 (If it^ wire* pa^.-iiie to tlir tt-lepliotif 1ki\. atid t»o Io tin- switch Ihix lli.il .li^lnlml.- 

 power to tlie -eanliliiilil and tin- ilniimal tilower. Mlilille st'<lloii of lintliysil"""-. from 

 left to riglit. iheiiiiral lilower ap|>aratii«. ovyiteii tank anil >ahe. teleplione liov ami 

 nwtrumelil-. temperature liiiiniilil> retoriler. luirometer. einerueniy oxyiren tank ami 

 \al>e. anil ^eanliliirlit. Drauinn li> .liilin TeeVaii. 



6.3 



FIGURE 

 BATHYSPHERE 



(From New York Zoological Society 

 Bulletin, Vol. 37, No. 6, P. 172") 



33 



