68 U.S. NATIONAL MUSEUM BULLETIN 293 



MCZ 3199 (2 dry), Albatross Sta. 3079, off Oregon, 55 fms. 



MCZ 3416 (10 alcohol), same as 3199. 



MCZ 3417 (2 alcohol), Albatross Sta. 3054, off Oregon, 53 fms. 



MCZ 3418 (3 alcohol), Albatross Sta. 3163, off California, 69 fms. 



Ophiacantha diploa H. L. Clark 



U.S. National Museum Bulletin 75, p. 207, 1911. 



Holotype: 



USNM 25741 (dry). Albatross Sta. 4957, off Mizimoko Shima Light, 

 Japan, 437 fms., 1906. 



Paratype: 



MCZ 3200 (1 dry). Albatross Sta. 4957, see above. 



Ophiacantha dumosa A. H. Clark 



Ophiuroidea of the Hawaiian Islands. Bernice P. Bishop Museum Bul- 

 letin 195, p. 18, fig. 6, 1949. 



Holotype: 



USNM E6896 (dry), Albatross Sta. 3865, Pailolo Channel, between 

 Molokai and Maui, 468-517 meter, Apr. 10, 1902. 



Paratype: 



USNM E6897 (1 dry), Albatross Sta. 3865, see above. 



Ophiacantha echinulata Lyman 



Bulletin of the Museum of Comparative Zoology at Harvard, vol. 5, 

 p. 229, pi. 1, figs. 7-9, 1878. 



Holotype: 



MCZ 1943 (1 dry), Blake Sta. 29, W of Tortugas, 955 fms. 



Ophiacantha enneactis H. L. Clark 



U.S. National Museum Bulletin 75, p. 211, fig. 98, 1911. 



Holotype: 



USNM 25598 (dry). Albatross Sta. 4781, off Agattu Id., Aleutians, 482 

 fms., 1906. 



Ophiacantha enopla Verrill 



American Journal of Science, ser. 3, vol. XXIX, p. 153, 1885. 



Syntypes : 



USNM 24781 (2 dry). Fish Hawk Sta. 1124, off Martha's Vineyard, 640 

 fms., Aug. 26, 1882. 



YPM 7675 (1 alcohol). Albatross Sta. 2046, off George's Bank, 407 

 fms., July 31, 1883. 



