178 BULLETIN 104, UNITED STATES NATIONAL MUSEUM. 



Description. — Test free, branching, composed of nearly o;lobiilar 

 chambers connected by stolon-like tubes ; wall hyaline, usually 

 hispid; apertures tubular, often several to a sinj^le chamber. 



Length up to nearly 2 mm. 



JJistribufion. — There are several records for this species in the 

 Atlantic, but I have not found any material which I could refer to it. 



