176 U.S. NATIONAL MUSEUM BULLETIN 293 



USNM E6909 (17 dry), Albatross Sta. 4019, vicinity of Kauai, 1342- 

 748 m., June 21, 1902. 



USNM E6910 (1 dry), Albatross Sta. 4019, see above. 



Ophioplinthaca hastata Koehler 



U.S. National Museum Bulletin 100, vol. 5. p. 137, pi. 18, figs. 6-9; 

 pi. 94, fig. 7, 1922. 



Holotype: 



USNM 41002 (dry), Albatross Sta. 5586, Sibuko Bay, Borneo, 347fms., 

 Sept. 28, 1909. 



Paratype: 



USNM 41003 (1 dry), Albatross Sta. 5281, China Sea near southern 

 Luzon, 201 fms., July 18, 1909. 



Ophioplinthaca mitis Koehler 



Ophiures de I'Expedition du Siboga, pt. 1, Ophiures de mer profonde, 

 p. 127, pL 25, figs. 1-3, 1904. 



Syntype: 



MCZ 3505 (1 dry), Siboga Sta. 251, S of Kur Id., Kei Ids., D.E.L, 

 114 fms. 



Ophioplinthaca papulosa H. L. Clark 



John Murray Expedition 1933-34. Scientific Reports, vol. VI, no. 2, 

 p. 49, figs. 10, 11, 1939. 



Paratypes: 



MCZ 6009 (2 dry), Murray Exped. Sta. 159, Maldive area, 500- 

 900 fms., Apr. 7, 1934. 



Ophioplinthaca pulchra Koehler 



Ophiures de I'Expedition du Siboga, pt. 1, Ophiures de mer profonde, 

 p. 125, pi. 27, figs. 5-8, 1904. 



Syntype: 



MCZ 3506 (1 dry). Siboga Sta. 297, E. of Rotti, D.E.L, 289 fms. 



Ophioplintlmca spinissima H. L. Clark 



Bulletin of the U.S. Fish Commission, vol. XX for 1900, part 2, 

 p. 250, pL 15, figs. 9-12, 1902. 



Holotype: 



USNM 21291 (alcohol), Fish Hawk sta. 6067, Mayaguez, Harbor, 

 Porto Rico, 97-120 fms., 1899. 



Ophioplinthaca tylota H. L. Clark 



John Murray Expedition 1933-34. Scientific Reports, vol. VI, no. 2, 

 p. 51, figs. 12, 13, 1939. 



