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



Opliiothrix longipeda, Miill. (PI. XLVII. fig. 4). 



Uphiothrix longipeda, ]\Iiill. & Tr., Syst. Ast., p. 113, 1842; Lym., 111. Cat. Mus. Comp. ZooL 



No. i. p. 176 ; Ltk., Addit. ad Hist., part 3, p. 56. 

 Ophiura longipeda, Link., Hist. Anim. sans Vert., vol. ii. p. 544, 1816. 

 Opiliiure ecaillenne, Blainv., Faune Franj. Stell., pis. vi., vii. 



The great lobes ofteu noticed iu tlii.s genus are explained by the immense quantity of 

 eggs with which the interbrachial spaces are stuffed. These masses are traversed by 

 canals leading to the ovarial bursse. They are figured iu Plate XLV'II. 



Station 186.— September 8, 1874; lat. 10° 30' S., long 142° 18' E. ; 8 fathoms; 

 coral sand. Ternate Shore. — August 7, 1874. Station 188. — September 10, 1874; lat. 

 9° 59' S., long. 139° 42' E. ; 28 fathoms; mud. Tongatabu ; 18 fathoms (same 

 species?). Amboyna ; 100 fathoms (same species ?). Samboangan ; 10 fathoms. 



Opliiothrix pusilla, Lym., Bull. Mus. Comp. ZooL, vol. iii., part 10, p. 235, pi. iii. 

 figs. 21-30. 



Station 208.— January 17, 1875 ; lat. 11° 37' N., long. 123° 32' E. ; 18 fathoms ; mud. 



0])hiothrix exigua, Lym., Bull. Mus. Comp. ZooL, vol. iii., part 10, p. 236, pi. iv. 

 figs. 24-26, 1874. 



Station 188.— September 10, 1874; lat. 9° 59' S., long. 139° 42' E. ; variety?; 28 

 fathoms; mud. Station 208. — 18 fathoms; mud. 



Opliiothrix ciliaris, Miill. & Tr!, Syst. Ast., p. 114, 1842; Lym., Bull. Mus. Comp. 

 ZooL, vol. iii., part 10, p. 233, pi. iv., figs. 29, 32. 



Ophiura ciliarif:, Lmk., Hist. Anim. sans Vert., vol. ii. p. 545, 1816. 



Station 209.— January 22, 1875; near Cebu ; lat. 10° 10' N., long. 123° 55' E. ; 

 95 to 100 fathoms ; mud. 



Ophiothrix stelligera, Lym., Bull. Mus. Comp. ZooL, vol. iii., part 10, p. 237, pi. iii. 

 figs. 1.5-20, 1874. 



Arafura Sea (?) ; August 7, 1874. Station 186. — September 8, 1874; Samboangan, 

 Philippines; lat. 10° 30' S., long. 142° 18' E. ; 8 fathoms ; coral sand. 



Ophiothrix propinqua, Lym., Proc. Bost. Soc. Nat. Hist., vol. viii. p. 83, 1861 ; 

 111. Cat. Mus. Comp. ZooL, No. L p. 174 ; BulL Mus. Comp. ZooL, vol. iii., part 10, p. 234. 

 Ophiothrix longipeda (young), Ltk., Addit. ad Hist., part 3, p. 56, 1869. 



(?) Tongatabu Reefs ; 18 fathoms ; (red var.). Samboangan (same sp. ?). Fiji, Levuka 

 Reefs. 



