ECHINODERMA. 143 



ASTEROIDEA. 



ASTKOl'HCTIXIlLE. 



On the characters of the species of Astropecten see Professor Bell's Notes (p. I 18, 

 below). 



Astropecten hemprichi, M. and T . 



Stations L, IV., X., XIV, XX, XXVIII, XXXII., XXXIX.. XLII, XLVII. and 

 LIV., practically all round the island, at depths of 4 to 40 fathoms. It is especially 

 abundant on some parts of the pearl banks. 



Astropecten euryacanthus, Lutk en. 

 Station XX.. Hack Bay. Trincomalee, 11 to 13 fathoms. 



Astropecten polyacanthus, M. and T. 



Station XXVIII., Trincomalee, 7 to 14 fathoms; Station XXXVIII. , oft' Galle, 

 { J to 22 fathoms; Station LX., outside Muttuvaratu Paar, '20 to 30 fathoms; 

 Station XLIIL, west of Kaltura, '2-2 fathoms; and Station LXIIL, west of Periya 

 Paar, 36 fathoms. 



Astropecten indicus, Doderlein. 

 Off Galle. Also Station XXXIV., off Welligam, at south end of Ceylon, 7 fathoms. 



Astropecten zebra, Sladen. 

 Trincomalee. (See Professor Bell's Notes, p. 149, below.) 



Luidia maculata, M. and T. 



Abundant all round Ceylon, and especially in the shallow water of the pearl banks 

 in the Gulf of Manaar, where we obtained specimens of all sizes from a couple of 

 centimetres up to well over a foot across. 



Luidia hardwickii (Gray). 



Pearl banks, Gulf of Manaar. Professor Bell reports that " from the same locality 

 there is a very interesting young specimen which belongs either to some undescribed 

 species, or is, as is quite likely, the armed young of an unarmed adult, for it is 

 provided with spines on the surface of its rays." 



PENTAGONASTEELD^E. 



Stellaster incei (Gray). 



Stations XX. and XXL, Trincomalee, many; between Colombo and Palk Strait; 



