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VALVES of Leptobolus collicia from E. 3 c. 



Dimensions 

 &c. of valves 

 in assise E 3c. 



VALVES of Leptobolus collicia from Assise E. 3 /. 



Dimensions 

 &c. of valves 

 in the assise 



E3/. 



Var., COLLIS, n. var. 



Variety collis. This is distinguished by its larger, broader and flatter valves. The 

 dorsal valve has a longer callus ; while, differing from the type, the lateral 

 septa do not extend as far forward as the callus. 



