Proceedings of the American Academy of Arts and Sciences. 

 Vol. XXXVII. No. 2. — June, 1901. 



CONTRIBUTIONS FROM THE CRYPTOGAMIC LABORATORY OF 

 HARVARD UNIVERSITY. — XLVII. 



PRELIMINARY DIAGNOSES OF NEW SPECIES OF 

 LABO ULBENIA CEAE. — IV. 



By Roland Thaxter. 



MARINE BIOLOGICAL LABORATORY. 



Received ).b^<<^.../^.^.^., 



Accession No. /o.^/J, 



Given by _^.^.':nr:^^l^<?ri^?^^.. <^^ 

 Place, 



***flo book OP pamphlet is to be pemoved from the Iiab- 

 opatopy taithout the pepmission of the Tpustees. 



