DESICCATION AM) CARBON DK>XII>K PRODl< HON. 



265 



control showed a decrease in the rate of carbon dioxide produc- 

 tion, the experimental animal from the first desiccation, and the 

 control after 8 hours. The available data are insufficient to 

 permit of any definite conclusions. Ho\vever. uvo possibilities 



10 



o 



(0 



ll 





100 



350 

 37S 





_^ rr*"" 1 



t / 



' 



i V 



aa 



^ t IL^^ i ^ ; _ I 



m 



rs 



we/gf)T 



1 i' < I >n on the c.i- . .irva 



of tl. i. The time int 



. e I. and control 

 !i. 1 8 hours and fifth i : 



in- ii-il I iy tlii- .UK! se\ - eral prelimii nrrimi-nt>: 



tlu- |i;irti.il rli.-uiT o| il, t -piracies to retard the li> \ \\ater, and 

 tin- oiluT, tin- rvation. Similar rt->ult- \\cic i-litained 



in trial experiments with the larvae of two other sp< : I.epi- 



dopti-ra ( unidrinilii-il . and the centipede, 't-mlra heros. 



( '. //. 'opinions A ni" 



:. A \riolit>i(i\- <-<iwf>fstris Binney. 1 jn-rinu-nt.il ani- 

 mal- \\i-rr taken from tlu-ir normal environment in a .in-nhouse 

 and placed in the animal clumber of the re>pirator\ apjiaratus. 

 The control aniniaU \\ere kept in moi>t tilter paper in a closed 

 dark chamber \\here the rate of evaporation ami temperature 

 \\ere appro\iin.;tely that of the normal environment. Single 

 indi\ -idii.il> \\ere n-ed in each of the four series of r\]u i iments 

 recorded. The animal chamber of the respiratory apparatus \vas 



