L36 HI 111. I IN 82, UNITED STATES NATIONAL MUSEUM 



Albatross Btation 4875; in the eastern channel of the Korean Straits, in the 

 \ icinity of the < »ki [elands; ( Hd Shim:, bearing S. 24° \V., 4 miles distant Oat. 34°19' N., 

 long, 130 09' E.)i i |ls meters; fine gray sand and broken shells; August 2, 1906 (frag- 

 ments, 17. S. N. M., 36283). 



Albatross Btation 4880; in the eastern channel of the Korean Straits, in the 



\icinii\ of tlif Oki Islands; Oki Sbima bearing S. 79° W., 7.5 miles distant (lat. 34°1G' 



(in" N., long. 130°16' E.); 108 meters; line gray sand and broken shells; August 2, 



1906 [A. B. Clark, 1907, 1908, 1909, 1912, 1913, 1915, 1918; Gisl6n, 1924] (1,U.S.N.M., 



19). 



Korean Straits, off the Goto Islands (lat. 33°10' N., long. 129°18' E.); 80 meters; 

 Sch0nau, November 15, 1895 (1, C. M.). 



Korean Straits, off the Goto Islands (lat. 33°09' N., long. 129°18' E.); 183 meters; 

 Schjtoau, May 23, 1898 [A. H. Clark, 1909, 1912, 1913, 1915, 1918; Gislen, 1924] 



(I.C.M.). 



Korean Straits, off the Goto Islands (lat. 33°08' N., long. 129°20' E.); 66 meters; 

 Sch0nau, March 14, 1S91 [A. H. Clark, 1909, 1912, 1913, 1915, 1918; Gislen, 1924] 

 (2, C. M.). 



Korean Straits, off the Goto Islands (lat. 32°48' N., long. 129°37' E.); 73 meters; 

 bottom temperature 11.67° C; Capt. H. Christiansen, cable repair ship Nordiske, 

 April 23, 1912 (2, C. M.). 



Northeast of Swatow, China (lat. 23°15' N., long. 117°40' E.); Capt. H. Chris- 

 tiansen, July 26, 1912 (2, C. M.). 



Eight miles outside of Hongkong Harbor (lat. 22°12' N., long. 114°15' E.); 25 

 meters; Captain Suensson, November 16, 1911 [A. H. Clark, 1913, 1915, 1918; Gislen, 

 1924] (5, U. S. N. M., E. 1071; C. M.). 



Geographical range. — From Sagami Bay to the Korean Straits and southward to 

 Hongkong. 



Bathymetrical range. — From 25 to 183 meters; the average of eight records i9 98 

 meters. 



Thermal range. — One record, 11.67° C. 



History. — This species was first described in 1907 from a single specimen dredged 

 by tin' Albatross in the Korean Straits in 1906. 



In 1909 the present author recorded three specimens from two localities in the 

 Korean Strait>, where liny bad been dredged by Danish cable repair ships under the 

 command of Captain Suensson, and in 1913 he recorded five more from near Hongkong, 

 received from t be same source. 



In 1927 Dr. Torsten Gislen recorded and gave notes upon three specimens which 

 had been collected by Dr. Tb. Mortensen in southern and southwestern Japan. 



CATOPTOMETRA OPHIURA A. H. Clark 



Plate 9, Figures 29, 32 



Catoptometra ophiwa A. II. ('lark, Proc. U. S. Nat. Mus., vol. 39, 1911, p. 539 (description; Alba- 

 trou stations 5356 and 5414; comparison with C. harllaubi); Crinoids of the Indian Ocean, 1912, 

 p. 106 (synonymy; habitat).— F. W. Clarke and Wheeler, U. S. Geol. Surv. Prof. Pap. 

 90-D, I'M I, pp. :s:i If. inorganic constituents of skeleton). — A. H. Clark. Amer. Journ. Sci., 

 vol. in, 1915, p. 62 (listed).— P. W. Clarke and Wheeler, U. S. Geol. Surv. Prof. Pap. 102, 

 1917, pp. 20 IT. {Albatross station 5036; inorganic constituents of the skeleton). — A. H. Clark, 



