vided r- 



s crescent . .ne cilia air-? ^ri lal 



ii n at the posterior , . ie L. 



lodj. ilon^, the i rt, 



eristome Is attached a t^-li.^ andulatl. 

 i i ; of cilia, mo Is In tho 



ojieai the left la no oesoph? 



posterior end of the tody on the ventral sHo,mT thr Lrls- 

 Is tho cont^jrctllo vacuole. i' '^rlcal makronucleus with the 



- e it is -.e tody, 



i i 1 -.-- of all parts of thn earth and ^iuropoan seas, 



llJIum citrullus John 



o,?i- ,| .63. **: l.ijpp. 2-1 >,.'!.,. ;l ,1 ' . . 



. j. s'oO-^pl . ..otius 17-jp.lG2. 

 -^4,.- J l.vii li . 



oitrullus.Cohn 45pp.27o-277t?l. .vv ,f i 

 . i -.. 

 . . ;il tm :<:S fr^.:i. 0,0/ci-O, .4^iiiin. lon^ and 0,0i8-0 t 02mm.t road. 



nni^rred at the oosterlor <md stron^lj narro/y- 



eci Anterior endithe latter prnvidel with a 



ocalio. on tho doi.sal std". i'h* dorsal surface more convex than the v*n- 

 tral. .(a the ventral Ide i- ^ inn peristome t #hose left margin is proi- 

 -. #itii 2 ocallopo ' rl^ht with one. The cilia are arranged in 



lidional lOA^.t nioAPi =< * ,-e rior *nd tb*n ?t the oostflrloril tac- 



tile Lri&tlo at the posterior end ^f th In' . i the left, posterior 



In of tho perlstoa.e Is attached a \i-<^-e 



-lih.e -iijui-.ti. ...Lraaei?tlor v ; in a io# of cilia. 1'hC 



ii-Outn is in t^< .lOlio* 01- tnc tome, i ^uthere is 



no oe; i , . ; it tho posterior "nd ol 



, : ' Oi attachment trtstleinot *i frou ; i 



is , . ;naKronuclf>as with the. 



