A MONOGRAPH OF THE EXISTING CRINOIDS 367 



ray is missing. The mouth is slightly to the left of the base of the left derivative 

 from the ray just to the right of it. The arm at the left of the mouth and the 3 

 to the right are grooved, and the other 4 are ungrooved. 



A specimen with 11 arms was taken at Siboga station 318. 



Localities. Albatross station 5276; China Sea, in the vicinity of southern Luzon; 

 Malavatuan Island (NW.) bearing N. 61 30' E., 6.5 miles distant (lat. 13 49' 

 15" N., long. 120 14' 45" E.); 33 meters; shells, pebbles, and sand; July 17, 1908 

 (1,U.S.N.M., 34904). 



Albatross station 5432; in the vicinity of eastern Palawan; Corandagos Island 

 (NW.) bearing N. 30 E., 5.7 miles distant (lat. 10 37' 50" N., long. 120 12' 00" 

 E.); 93 meters; sand; April 8, 1909 (1, U.S.N.M., 35885). 



Siboga station 99; anchorage off North Ubian (lat. 6 07' 30" N., long. 120 

 26' 00" E.); 16-23 meters; lithothamnion bottom; June 28, 29-30, 1899 [A. H. 

 Clark, 1918] (2, Amsterdam Mus.). 



Singapore; Svend Gad (1, U.S.N.M., E. 1085). 



Danish expedition to the Kei Islands; Dr. Th. Mortensen; station 67; Java 

 Sea, off the western end of Java (lat. 5 48' N., long. 106 12' E.); 38 meters; sand 

 and shells; July 27, 1922 (1). PI. 41, fig. 114. 



Siboga station 144; north of Salomakiee (Damar) Island, Anambas group; 

 45 meters; coral bottom with lithothamnion; August 7-9, 1899 [A. H. Clark, 1918] 

 (1, Amsterdam Mus.). 



Siboga station 318; northeast of Madoera (lat. 6 36' 30" S., long. 114 55' 

 30" E.); 88 meters; fine yellowish gray mud; February 22, 1900 [A. H. Clark, 1918] 

 (2, Amsterdam Mus.). 



Siboga station 37; Sailus ketjil, Paternoster Islands, north of Sumbava; 27 

 meters and less; coral and coral sand; March 30-31, 1899 [A. H. Clark, 1918] (1, 

 Amsterdam Mus.). 



Siboga station 49a; Sapeh Strait, between Sumbava and Komodo (lat. 8 23' 

 30" S., long. 119 04' 36" E.); 69 meters; coral and shells; April 14, 1899 [A. H. 

 Clark, 1918] (3, Amsterdam Mus.). 



Siboga station 61; Lamakwera, Solor Island (east of Flores); 20 meters; coral 

 and sand; May 1-2, 1899 [A. H. Clark, 1918] (1, Amsterdam Mus.). 



Siboga station 299; Boeka, or Cyrus, Bay, southern coast of Rotti Island (lat. 

 10 52' 23" S., long. 123 01' 06" E.); down to 34 meters; mud, coral, and litho- 

 thamnion; January 27-29, 1900 [A. H. Clark, 1918] (14, Amsterdam Mus.). 



Siboga station 301 ; Papela Bay, eastern coast of Rotti Island (lat. 10 38' 00" 

 S., long. 123 25' 12" E.); 22 meters; mud, coral, and lithothamnion; January 30, 

 [A. H. Clark, 1918] (1, Amsterdam Mus.). 



Siboga station 303; Haingsisi, Samau Island; down to 36 meters; lithothamnion; 

 February 2-5, 1900 [A. H. Clark, 1918] (4, Amsterdam Mus.). 



Siboga station 285; anchorage on the southern coast of Timor (lat. 8 39' 06" 

 S., long. 127 04' 24" E.); 34 meters; on the border between coral and mud; litho- 

 thamnion; January 18, 1900 [A. H. Clark, 1918] (2, Amsterdam Mus.). 



Siboga station 282 ; anchorage between Nusa Besi and the northeastern point of 

 Timor (lat. 8 25' 12" S., long. 127 18' 24" E.); 27-54 meters; sand, coral, and 

 lithothamnion; January 15-17, 1900 [A. H. Clark, 1918] (41, Amsterdam Mus.). 



