196 PROBLEMS RELATED TO SINGLE-CELLED ANIMALS 



B 



Fig. 103. — Types of colonial protozoa. 



A, Microgromia, a gregaloid colony. B, Ceralium, a linear colony. C, Codonosiga; 

 an arboroid colony. D, Spondiilomorum, a spheroid colony. E, Synura. F, Urogtena, 

 G, Carchesium. Hi and H2, portions of Anthophysa colony. (Figs, redrawn as follows: 

 A, from Calkins, "Protozoa," copyright, 1901, by The Macmillan Co., printed by permission. 

 C, from Minchin, "Introduction to Study of Protozoa"; ^copyright, 1912, by Edward 

 Arnold and Co., printed by permission. D and E, after Blochmann; G, after Kent; Hi 

 and Hi after Blochmann.) 



