CEYLON PEARL OYSTER REPOR1 



OPISTHOBRANCHIA PLATE III. 



G P F Sel 



K'Fa.rla.ne 1 Erslnnp Lith Edin r 



1-3. PLATYD ORIS SPINULOSA lisp 4-7, HALGERDA PUNCTATA, n.sp. 8,9, PLATYDORIS INFRAMACULATA.'.Abr.) 



lO.PLATYDOHIS SPECIOSA.fAbr.; 11-15. CHROMODORIS TENUILINEARIS.n sp 16~17, PHYLLIDIA NOBILIS.Bgh. 



18-22. Aegirus villosus, n sp 2-3.24, Kalinga ornata, A.&H. 



