EREMASCACEAE 



163 



and the nuclei pass into the ascogenous hyphae. The nuclei are so small and 

 technical difficulties so g'reat that it has been impossible to count the chromo- 

 somes, but probably reduction occurs in the ascus. 



In Oleina (Fig. 34) apparently all traces of sexuality have vanished, al- 

 though still 8 spores are produced. The presence of raquet mycelium is vaguely 



Fig. 3 2. — Zymonema capsulatum. 1, chlamydospoi e, corn meal ag-ar ; 2, hypha on 

 Sabouraud's agar ; 3, mycelium on malt extract agar ; .}, S, 11, asci ; 5, racquet mycelium ; 6, 7, 9, 

 heterogamous copulation; 11, terminal hypnospore ; 12, IS, la, IS, 19, mycelium; I'l, 16, conldia. 

 (XI. 100.) (After Rewbridge, Dodge & Ayer.s 1929.) 



suggestive of conditions found in Zymonema and in the dermatophj'tes. Octo- 

 myces represents a further step in degeneration, as sprout mycelium is fre- 

 quently produced. 



