RECENT OPHIURANS. 313 



necessary to give them a new name. It is possible that a large series of speci- 

 mens from a single locality may prove coronata and oedignatha are simply varie- 

 ties of convexa but such a discovery is highly improbable. 



1143. A. OEDIPLAX (H. L. Clark). 



Ophmra oediplax H. L. Clabk, 1911. BuU. 75 U. S. N. M., p. 74, f. 21. 

 Amphiophiura oediplax Matsumoto, 1915. Proc. Acad. nat. sci. Phil., 67, p. 77. 



3 coTYPES. Sea of Japan, 176-245 fms. 



1144. A. OLIGOPORA (H. L. Clark). 



Ophiura oligopora H. L. Clark, 1913. Bull. Amer. mus. nat. hist., 32, p. 210, pi. 45, f . 8, 9. 



1 PARATYPE. Lower California: Off Cape St. Lucas, 630 fms. 



1145. A. ORNATA (Lyman). 



Ophioglypha ornata Li-man, 1878. Bull. M. C. Z., 5, p. 86, pi. 4, f. 113, 114. 

 Amphiophiura ornata Matsumoto, 1915. Proc. Acad. nat. sci. Phil., 67, p. 78. 



1 coTYPE. North of New Guinea, 2000 fms. 



1146. A. PAUPERA (Koehler). 



Ophioglypha paupera ICoehler, 1897. Ann. sci. nat. Zool, ser. S, 4, p. 290, pi. 5, f. 12, 13. 

 Amphiophiura paupera Matsumoto, 1915. Proc. Acad. nat. sci. Phil., 67, p. 77. 



4 specimens. Ceylon: off Colombo, 480 fms. 



1147. A. PBNICHRA (H. L. Clark). 



Ophiura penichra H. L. Clark, 1911. Bull. 75 U. S. N. M., p. 84, f. 26. 

 Amphiophiura penichra Matsttmoto, 1915. Proc. Acad. nat. sci. Phil., 67, p. 78. 



7 PARATYPES. Japan: Hokkaido, south coast, 175-359 fms. 



1148. A. PONDEROSA (Lyman). 



Ophioglypha ponderosa Lyman, 1878. Bull. M. C. Z., 6, p. 93, pi. 2, f. 52-54. 



18 specimens. Off Central CaUfornia, 456 fms. Off Alaska, 230 fms. 

 Off Alaskan Peninsula, 280 fms. Okhotsk Sea, 75 fms. Japan: off Omai 

 Saki Light, 475-505 fms. 



1149. A. RADIATA (Lym.an). 



Ophioglypha radiata Lyman, 1878. BuU. M. C. Z., 5, p. 89, pi. 3, f. 65, 66. 

 Amphiophiura radiata Matsumoto, 1915. Proc. Acad. nat. sci. Phil., 67, p. 78. 



1 COTYPE. PhiUppine Islands: off Luzon, 1050 fms. 



1150. A. SCULPTILIS (Lyman). 



Ophioglypha sculpiilis Lyman, 1878. Bull. M. C. Z., 5, p. 84, pi. 4, f. 115, 116. 

 Amphiophiura sculpiilis Matsumoto, 1915. Proc. Acad. nat. sci. Phil., 67, p. 77. 



5 specimens, including 1 cotype and a cotype of 0. variabilis Ljnnan. 

 Arabian Sea, off the mouth of the Indus, 1506 fms. Japan: off Yokohama, 

 1875 fms.; in Colnett Strait, 1008 fms. Off Amboina, 1425 fms. 



