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HANDBOOK OF PROTOZOOLOGY 



wall evanescent; capillitium arising from all parts of the colum- 

 ella to form a network. 



Family Amaurochaetidae 

 Genus Amaurochaete Rostafinski (Fig, 71, a, b). With 

 irregularly branching thread-like capillitium. 



Fig. 70 a, b. Badhamia iitricularis Berkeley, a, cluster of sporangia (X4); 

 b, part of capillitium and spore-cluster (X140). 



c, d. FiiHgo septica Gmelii. c, a group of sporangia (Xl/3); d, part 

 of capillitium and two spores (X120). 



e, f. Didymium effusum Link, e, sporangium (X12); f, portion of 

 capillitium and wall of sporangium showing the crystals of cal- 

 cium carbonate and two spores (X200). 



g, h. Stemonitis splendens Rostafinski. g, three sporangia (X2); 

 h, columella and capillitium (X42). (All after Lister.) 



Family Cribrariidae 

 Genus Cribraria Persoon (Fig. 71, c). Sporangia stalked; 

 wall is thickened and forms a delicate persistent network ex- 

 panded at the nodes. 



Family Liceidae 

 Genus Orcadella Wingate (Fig. 71, d). Sporangia stalked, 

 furnished with a lid of thinner substance. 



Family Tubulinidae 

 Genus Tubulina Persoon (Fig. 71, e). Sporangia without 

 tubular extensions. 



