2,1 



lb 



2b 



3a 



3b 



\\^ 



PI. I 



4a 



4b 



coccoiuin. huxieyi. ia) drawing ^'"^ ''''^^;;^;;'^^;^;;;;;v,^; 



graph of coccolilh. (From Brxxrui), Oaarim k. M vkkm 

 ^'«:^;;;w;J'i:'/i.n <..... <.» modd and (M ciccuon. 



graph of coccoli.h. ( From H a. . om _;^d NUhk a . 1 ^.^4^v . 

 Hvmenomonas rosea a. U) ^"^f ''"\ * ";' y-;,. 

 micrograph of cocco th . ^^^^^^:i^;^^^,Ms 



(From DFFiANDRi el FtRi, 1^54) 



