84 IOWA ACADEMY OP SCIENCE 
that it seemed not worth while to make figures. Harper’s figures for 
Fuligo would exactly represent Lycogala. One difference exists. Where- 
as Harper found the spores perfected first at the peripheiy of the 
aethalium of Fuligo, the last cleavages of Lycogala may occur, either 
at the center or at the periphery. 
