23 



In its somewhat irregulai-ly arranged plates and unequal arms these 

 recall the specimens from the Red Sea mentioned by Perrier. 



Recorded from the Red Sea, Ceylon, Madagascar, and Mauritius to the 

 Loo Choo Islands, the Moluccas, New Caledonia, Samoa, and the Fiji Islands. 



18. Retaster cribrosus (von Mart.). 

 Slaclen, "Challenger" Reports, xx.x. p. 482, pi. Ixxvi. figs. :i and 4 ; uiul Ixxvii. figs. U, 12. 

 Localities. — II., Iron Island, 10 to '25 fathoms, stones and mud ; XXIII., Five 

 Islands, 12 fathoms, rock and sand ; XXI 1., Hastings Harbour, St Luke's 

 Island, 15 to 20 fathoms, sand and shell. 

 Several specimens, including a young one, in which 72=18 and r=7. 

 Known from Zanzibar and Mozambique to Ceylon, Singapore, the 

 Philippines, and Samoa. 



19. Echinaster pui-pureus (Gray), Bell. 

 Eehinaster fallax, M. & T., Perrier, loc. cit., iv. p. 370. 

 Localities. — IX., Courts to Bentinck Islands, 12 to 26 fathoms, coral and 

 sand ; XVI., Alligator Rock, 8 to 18 fathoms, rock and sand ; XVII., 

 Malcolm to Charlotte Islands, 18 fathoms, coarse sand; XVIII., Off 

 Paway Island, 10 to 21 fathoms, sand and shell; and XXIl., Hastings 

 Harbour, St Luke's Island, 15 to 20 fathoms, sand and shell. 

 Xine specimens, varying in size from a very young one in which i2 = 13 

 to a large one in which It = 82 and r = 6. 



Throughout the Indian Ocean and South-Western Pacific. 



{Issuttl separately, \ltli. FehrtMnj 1910.) 



