PROTOZOA 



e.Oallingeria 



S.Oikomonas 



aCryptomonas io.Di|,lomifa 



.\ W. y 



M? "•'"^^./^ 



%: 



"# 



--^r- 



I 



ll.DInobryQH 12.Sy ncry JJ ttt 13. Anl'hojjhysa 14.Rhi|)iclodenclron 



FiQ. 37.— Various forms of Flagellata. 2, 6-8, 10, 13, 14, Protomastigaceae : 11, 12, 

 Chrysomonadaceae ; 9, Cryptoiiionadaceae ; 1, 3, Euglenaceae ; 4, Pantostoniata : note 

 branched stalk in 13 ; branched tubular theca in 14 ; distinct thecae in 11 ; stalk 

 and theca in 10. In 2, flagellate (a) and amoeboid {h) phases are sliown ; in 5, 

 flagellate (a) and Heliozoan {&) phases ^ ; in 8 are shown two stages in the ingestion 

 of a food particle (/) ; cAr, plastoids ; f.r«c, contractile vacuole ; /, food particle ; 

 f), gullet; U theca'; nv, nucleus ; p, protoplasm ; per, peristome ; r.?', vacuole of 

 ingestion. (From Parker and Haswell, mostly from Biitschli's Protozoa.) 



1 Diimrpha is now referred to Heliozoa (p. 70). 



