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



Ophiomyxa flaccida, Ltk. (PI. XLIII. figs. 1-3) ; Addit. ad Hist., part 2, p. 138, 

 pl. v. fig. 1, 1859 ; Lym., 111. Cat. Mus. Comp. Zool., No. i. p. 178, pi. ii. figs. 18-19 ; Vll. 

 Trans. Conn. Acad., vol. i., part 2, p. 366 ; Lym., Bull. Mus. Comp. Zool., vol. v., part 9, 

 p. 233. 



Ophiura flaccida, Say, Journ. Phil. Acad., vol. v. p. 151, 1825. 

 Ophiomyxa caribcea, Ltk., Yid. Meddel., p. 10, 1856. 



Bahia ; 7 to 20 fathoms. 



Station 36. — April 23, 1873; off Bermudas ; 32 fathoms; mud. 



Ophiomyxa australis, Ltk., Addit. ad Hist., part 3, p. 99, 1869. 



Station 161.— April 1, 1874; off Entrance to Port Philip ; 38 fathoms ; sand. St. 

 Paul's Rocks; 100 fathoms. Station 162.— April 2,1874; off East Moncceur Island, 

 Bass Strait; 38 to 40 fathoms; sand. Station 163.— April 4, 1874; off Twofold Bay; 

 hit. 36° 56' S., long. 150° 30' E. ; 120 fathoms. Station 172.— July 22, 1874; off 

 Nukualofa, Tongatabu ; 18 to 240 fathoms; coral. Station 173. — July 24, 1874; lat. 

 19° 10' S., long. 179° 40' E. ; 310 to 315 fathoms ; coral. Station 167.— June 24, 1874; 

 lat. 39° 32' S. ; long. 171° 48' E. ; 150 fathoms; grey ooze. Station 201.— October 26, 

 1874; hit, 7° 3' N, long. 121° 48' E. ; 82 to 102 fathoms. Amboyna ; 100 fathoms; 

 stones and gravel. 



Ophiomyxa vivipara. Studer, Monatsb. d. Konig. Akad. Berliu, p. 462, 1876; Cape 

 of Good Hope, Kerguelen Island, Straits of Magellan. 



Studer (Joe. cit.) describes the arrangement of the embryos within the mother. I 

 found them epiite as described by him. 



Station 142.— December 18, 1873; lat, 35° 4' S., long. 18° 37' E. ; 150 fathoms 

 sand. Station 308.— January 5, 1876 ; lat. 50° 10' S., long. 74° 42' W. ; 175 fathoms 

 mud. Station 313.— January 20, 1876; lat, 52° 20' S. ; long. 68° 0' W. ; 55 fathoms 

 sand. Station 314.— January 21, 1876 ; lat, 51° 36' S., long. 65° 40' W. ; 70 fathoms 

 sand. 



Species of Ophiomyxa not herein described. 



Ophiomyxa pentagona, Miill. & Tr., Syst. Ast., p. 108, 1842 ; Lym., 111. Cat, Mus. 



Comp. Zool., No. i. p. 180 ; Bull. Mus. Comp. Zool., vol. iii., part 10, p. 272, pl. vii. fig. 



18 ; Ludwig. Anatomie der Ophiuren, Zeits. fur Wissen. Zoologie, vol. xxxi. p. 241 ; 



Echin. des Mittelmeeres, p. 552. 



FtelJa pentagona scolopendraides regular is, Linck, De Stell. Mar., p. 51, pl. xxvii. fig. 46, 1733. 

 O I ihi ura pentagona, Lmk., Hist. Anim. sans Vert., vol. ii. p. 546, 1816. 



Mediterranean, Adriatic, and JEgean Seas. 



