162 THE VOYAGE OF H.M.S. CHALLENGER. 



Ojjhionereis reticulata, Ltk. (PI. XL. figs. 13-15). 



Opliionereis reticulata, Ltk., Addit. ad Hist., part 2, p. 110, 1859, pi. iii. figs. 6«, Qh ; Lym., 

 lU. Cat. Mus. Comp. Zool., No. i. p. 141 ; Bull. Mus. Comp. Zool., vol. v., part 9, p. 224. 

 OpMura reticulata, Say, Journ. Phil. Acad., vol. v. p. 148, 1825. 

 Ophiolepis nereis, Ltk., Vid. Meddel., March, 1856, p. 11. 



Babia ; 7 to 20 fathoms. Bermudas. 



Ophionereis schayeri, Ltk., Addit. ad Hist., part 2, p. 110, 1859. 



Ophiolepis Schayeri, Miill. & Tr., Wieg. Arohiv, vol. x. p. 182, 1844. 

 Ophionereis fasciata (?), Hutt., Echin. New Zealand, p. 2, 1872. 



Station 162. — April 2, 1874 ; off East Moncoeur Island, Bass Strait ; 38 to 40 

 fathoms ; sand. 



Ophionereis porrecta, Lym., Proc. Bost. Soc. Nat. Hist., vol. vii. p. 260, 1860 ; Hi. 



Cat. Mus. Comp. Zool., No. i. p. 147, figs. 14, 15 ; Vll., Proc. Bost. Soc. Nat. Hist., vol. 



xii. p. 390. 



Ophionereis sqtMmc(ta,ljjn. , Oph. Viv. Of. Kong. Akad., p. 310, 1866. 



Ophionereis variegata (?), Duncan, Journ. Linn. Soc, vol. xv. p. 462, pi. x. figs. 15, 16, 1879. 



Honolulu Reefs ; Honolulu. 



Species of Opjliionereis not herein described. 



Ophionereis annulata, Lym., Proc. Bost. Soc. Nat. Hist., vol. vii. p. 203, 1860 ; 



111. Cat. Mus. Comp. Zool., No. i. p. 143 ; Vll, Trans. Conn. Acad., vol. i., part 2, p. 259. 



Ophiolepis annidafa, Le Conte, Proc. PhO. Acad., vol. v. p. 317, 1851. 



Ophiolej)is triloba, Ltk., Vid. Meddel, March 1856, p. 23; Addit. ad Hist., part 2, p. 112, 



1859. 

 Ophionereis Xantvsii, Lym., Proc. Bost. Soc. Nat. Hist., vol. vii. p. 258, 1860; 111. Cat. Mus. 



Comp. Zool., No. i. p. 145. 



West Coast of Central America ; littoral to 35 fathoms. 



Ophionereis alhomaculata , E. A. Smith, Proc. Zool. Soc. Lond.,p. 92, 1877. 

 Galapagos. 



Ophiocymhium. 



Ophiocymhium, Lym., Anniv. IMem. Bost. Soc. Nat. Hist., 1880. 



Disk flat and covered with delicate overlapping scales, without radial shields 

 externally visible. It overlies, and is scarcely attached to the arms, like the borders of 

 a Basque cap, and there seem to be no genital openings. Arm spines along outer edge 

 of side arm plates, but at an angle. On jaw plate, a tuft of small spines which corre- 

 spond to teeth and tooth papillse. Mouth papillfe squarish and arranged in a close line. 



