Plate 19 



FKiiRLs 42-41. Nemasler rubiginosa, specimens collected by the Challenger at Bahia, Brazil 

 (U.S.N. M., 17528). 

 45. Nemasler rubiginosa fruiii ulT tlie western end of Thatch Island, Virfjin Islands (C. M.). 

 4C, 47. Nemasler discoidea from .\nmtr<iss- .station 2326 (U.S.N.M., 34534). 

 714 



