CEYLON PEARL OYSTER. REPORT. 



COPKPODA PLATE I 





' 



Scott, del. 



Fius.l-]3, Ridgkwayia typica, Figs 14T8. Centrofages tbnuikemis. Figs. 19-25 Ce 



WFarlanti .' Krstanc Libh. P 



NTROPAGES DORSISPIN' 



