RECENT OPHIURANS. 171 



20. O. PERRIERI LYii.iN, 1SS3. Bull. M. C. Z., 10, p. 271, pi. 2, f. 4-6. 



HoLOTYPE. Cuba: off Santiago, 288 fms. 



21. O. RUDIS L-ra.iX, 1878. Bull. M. C. Z., 5, p. 131, pi. 8, f. 198-200. 



1 COTYPE. Victoria: off Port Philip, 38 fms. 



22. O. SERPENS Li-jian, 1883. Bull. M. C. Z., 10, p. 271, pi. 8, f. 117-119. 



2 specimens, including the holotype. Off Barbados, 69 fms. Off St. 

 Cruz, D. W. I., 115 fms. 



Species of Ophiobyrsa not represented in the M. C. Z. 



23. O. ERINACEA (Koehler), 1904. Siboga-Exp. Oph. mer. prof., p. 152, pi. 26, t. 8, 9 (.Ophio- 



hyrsella). Sulu Archipelago, 150 fms. 



24. O. SYNAPTACANTHA H. L. Clahk, 1911. Bull, 75 U. S. N. M., p. 270, f. 135. Eastern Sea, 



152 fms. 



Ophiobrachion. 



Lyman, 1883. Bull. M. C. Z., 10, p. 278. 

 Type-species: Ophiobrachion undnalus Lyman, i883. loc. oil. Monotypic. 



25. 0. UNCINATUS Lyman, 1883. BuU. M. C. Z., 10, p. 278, pi. 8, f. 128-131. 



Holotype. Off south side of Cuba, 250 fms. 

 Ophiogeron. 



Lyman, 1878. Bull. M. C. Z., 5, p. 161. 

 Type-species: Ophiogeron edenlulus Lyman, 1878. loc. cit. Monotypic when estabUshed. 



26. O. EDENTULUS Ly-man, 1878. loc. cit., p. 161, pi. 7, f. 187-189. 



1 coTYPE. Near Fiji Islands, 1350 fms. 



27. O. SUPINUS Lyman, 1883. Bull. M. C. Z., 10, p. 270, pi. 7, f. 103-107. 



Holotype and 2 paratypes. Off St. Kitts, 208 fms. Off Barbados, 

 200 fms. 



Ophiosciasma. 



Ly-man, 1878. Bull. M. C. Z., 6, p. 160. 

 Type-species: Ophiosciasma aUenualumLYM\N,187S. loc. cit. Monotypic when established. 



28. O. GRANULATUM Lyman, 1883. BuU. M. C. Z., 10, p. 269, pi. 7, f. 99-102. 



5 specimens, including holotype and 1 cotype. Jamaica: off Poet 

 Royal, 100 fms. Off Martinique, 96 fms. Off Barbados, 94 fms. 



