Boone, Echinodermata, Cruises of "Ara" and "Alva'* 139 



son, W., unci Hartmeyer, R., Die Fauna Sudwest-Australiens 

 Ergebn. der Hamburger Sudw.-Austr. Forschungs. 1907, 

 Jena, Bd. I, lief IV, Ophiuroidea, p. 252 ; Bull. Scient. France- 

 Belg., 1907, t. XLIV, p. 334.— Clark, H. L., 1908, Bull. Mus. 

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Ophiothrix striolata Grube 



Type: Grube's type was obtained in the China Seas and is 

 deposited in the Breslau Zoological Museum. 



Distribution : This species appears to have its center of dis- 

 tribution in the Dutch East Indies, having been recorded from the 

 Mergui Archipelago, in the eastern Bay of Bengal, northward to 

 the China Sea and eastward through the Sunda Islands and down 

 to Thursday Island. The following stations for it have been pub- 

 lished: China Sea (Grube) ; Philippine Islands, "Challenger" sta- 

 tion 208, off Panay, 18 fathoms, also Samboanga, 10 fathoms 

 (Lyman), numerous "Albatross" stations in the Philippines, in 

 the Sulu Sea, off Balabac and off Cebu, in depths from 10 to 44 

 fathoms (Koehler) ; Mergui Archipelago, Sunda Archipelago, 

 Gulf of Siam (Koehler) ; Thursday Island, Queensland, north of 

 Cape York) (Bell, Doderlein, Koehler) ; Freemantle and Cock- 

 burn Sound, Port Royal, southwest Australia (Koehler). 



Material examined : The arms, minus the disk, of a speci- 

 men brought up on the anchor chain, in Seba-Seba Bay, South 

 Brother's Island, Durian Straits, depth 22 fathoms, October 21, 

 1931. 



Discussion : The arm plates and arm spines of the present 

 imperfect specimen, also the colour pattern, conform with Grube's 



