THIRTIETH BIENNIAL REPORT 



167 



cot-- to 



OOltD 



<M00 CO 

 t^ 



CM~ 



3 



OCT) CO 

 CO CO CM 

 CDOO(M 



CO CO CO 

 CO_iO co_ 



aTci" to" 



CO i-H 



3 



HOOHrJtOOOOcOb-OOi^tDN 

 CD cm^co *o.o CM^CO CO_C x 1_0^'-h *o ^»o 



w3"oo"©"t>-*"*-r©" odWco^fWwa'f- T 



(DCTirHrH CO OJO: CO CO CO t^ 

 C7S CM CO »-H 00*0 i-l CM -4* «-H 



2 



CM lO CO O^OOCOCOHHCO 



XO tO CM CO •— i *"— O CO CT> CO CM r- < 



eoeoiH w^o^o^o^co^co^o^o^i-^ 



0*t> Too" ^*o os co i-?s&<J> ■*&•*& 



CO CT> O i-H *C CO HO CO CM uo «- 1 



CT^C0_*0 CO_ <— i t-h IOO_ 



cm't-T cm" S cO 



^oo 



U0-* 

 r-i CM 



CO o 

 CT> CO 



^H tO 



,-* CM 



iO to 



oT^h" 

 o 



CM O 



coco 

 t- l-« 



cm co en 



COlO 



COOi 



CO rJH 



CO lO 



O Tj* CO 

 CO CM O 

 (M tJ* f-H 



cf cm"-^T 



oo ^ 



CM ** i-H 



»c to 



COiO 

 CO^O 



to"t>." 



liSO 

 CM 





.3 "3 



-^ „ -*- d.^1 t a S3 S3 ^ .t^ .t^ _2 w 

 (»coaicot/3t/3b- | E-iE- , HtSl>P M S; 



en *5 • a 



& J 3 a 



o to O t*.-^ o 



cs-2.5 c S-S 

 gOcoco o<! 



a S 



oa.s 



H 



m m ro 



s a a 



J 03 « 



m a> o 



m 3 



oooodSom 



w -; zz ^ ~- 



O 



