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ELACHISTA PrLVINATA. 



EXPLANATION OF DISSECTIONS, &c. 



Fig. 1. — Elachista pulvinata, tufts on Cystoseira, natural size. 

 2. — Same. 



3. — Section of a tuft. 

 4. — Portion of same, 



6. — Spore and part of an elongated filament. All magnified. 

 (Reduced from Phyc, Srit.) 



