U. S. NATIONAL MUSEUM 



PROCEEDINGS, VOL. 89 PLATE 16 



Species OF Opisthosiphon (CuBiTASiPHONA) (X 4) 



1, judasense: 2, guanajaense: .>, cunaguae: 4, manaUense: S, sanchezi: 6, sos,n: 7. luorale; 8, biosc ai; 9, claudens 



10, quintt. 



