COLONIAL PROTOZOA 



81 



B 



Fig. 40. — Types of colonial Protozoa. A, Microgromia, a gregaloid colony. 



B, Ceratium, a linear colony. C, Codonosiga, an arboroid colony. D, Spon- 



dylomorum, a spheroid colony. E, Synura. F, Uroglena. G, Carchesium. 



Hi and H2, portions of Ajithophysa colony. 



(Figures redrawn as follows: A, from G. N. Calkins, "Protozoa," copyright, 1901, by 

 The Marmillan Co., printed by permission; O, from E. A. Minchin, "Introduction to Study 

 of Protozoa," copyright, 1912, by E. Arnold and Co., printed by permission; D, E, F, H\, 

 and III from B. Blochmann, 189.5, "Die niikroskopische Thierwelt des Siisswassers" ; O, 

 from W. S. Kent, "A Manual of the Infusoria," vol. 3.) 



