18G 



CEYLON PEARL OYSTER REPORT. 



examine this most interesting collection, as well as for the advice and assistance which 

 he was always willing to give in the solution of points of difficulty. 



HOLOTHURIOIDEA 



Order : PAIIACTINOPODA. 



Family: SYXA 1TI I>.E. 



Synapta striata, Sltjitek (10) Plate I., fig. I. 



Eight specimens from the outei part of Yard Cave, Trincomalee (Stn. XXVI.), 

 2-8 fathoms. 



Lengths range from 15 millims. to 85 milium The smaller specimens are evidently 

 in a contracted condition. 



The following is Professor Hebpman's description taken from the living animal ; 



