OPHIOPHOLIS. 125 



uppermost the longest ; the under arm-plates irregularly pentagonal, 

 ■with one or, near the base, two ambulacral papillse. 

 Colour, in spirit, whitish. 



R = 4 ; r = 2. 



Distribution. Norway, Spitzbergen, Greenland ; the specimen in 

 our collection bears no locality. Reported by Hoyle from Faeroe 

 Channel. 400 fms. 



6. OPHIOPHOLIS. 



Ophiopkolis, Lutken, Danske Selsk. Skrift.x. (1859) p. 59 {ex M. Tr. Syst. 

 Ast. (1842) p. 96) ; Lyman, III. Cat. M. C. Z. (1865) p. 96; Norm. 

 Ann. $ Mag. xv. (1865) p. Ill ; Lyman, Chall. Rep. Oph. (1882) 

 p. 110. 



No tooth-papillae ; teeth ; mouth-papillse not numerous. Radial 

 shields naked, not large. Disk-scales more or less ornamented with 

 prominent granules, which may become spines. Arm-spines smooth, 

 stout, of moderate length. Upper arm-plates surrounded by smaller 

 supernumerary plates. Bursal slits deep. 



1 . Ophiopholis aculeata. 



Asterias aculeata, Linn. Syst. Nat. ed. xii. (1766) p. 1101 ; O. F. 



Mull. Prod. Z. D. (1776) p. 235 ; Retz. Vet.-Ak. Hdlg. iv. (1783) 



p, 240; L. Ghnel. S. N xiii. (1789) ; Abilg. Zool. Dan. iii. (1789) 



p. 29, pi. xcix. ; Retz. Diss. Spec. Ast. (1805) p. 32. 

 Asterias opliiura, Fabr. Faun. GroenL. (1780) p. 371. 

 Ophiura aculeata, Nilss. Coll. Zool. Scan. (1817) p. 14. 

 Ophiura ammothea, Leach, Zool. Misc. (1817) p. 55. 

 Ophiura fleniingii, id. t. c. p. 56. 

 Opliiura belli?, Fleming, Brit. An. (1828) p. 488 ; Johnst. Mag. Nat. 



Hist. Tiii. (1835) p. 595. 

 Opkiocoma bellis, Forbes, Mem. Wan. Soc. viii. (1839) p. 126; 



id. Brit. Slarf. (1840) p. 53; Thompson, Nat. Hist. Irel.iv. (1856) 



p. 438; Reach, Proc. Rhys. Soc. Edinb. ii. (1859-62) p. 382, pi. xx. ; 



Maitl. Faun. Belg. sept. (1851) p. 86. 

 Ophiolepis aculeata, M. Tr. Arch.f. Nat. 1840, p. 328. 

 Ophiolepis (Ophiopholis) scolopendrica, iid. Syst. Ast. (1842) 



p. 96 (non O. scolopendrina, apud Di/j. fy Hup. Echin. p. 241) ; 



Gray, Brit. Rad. (1848) p. 25. 

 Ophiopholis aculeata, Lutk. Dansk. Vid. Selsk. Skrift. v. (1859) 



p. 60, pi. ii. tigs. 15 & lti: Norm. Ann. ,\- Mag. xv. (1865) p. 112 ; 



Jarzynsky, Trans. Petersb. Soc. Nat. i. (1870) p. 318; Marenz. 



Denk. Ak. Wien, xxxv. (1878) p. 383 ; Lyman, Chall. Rep. Oph. 



(1882) p. 112 ; Hoyle, Proc. R. Soc. Ed. xii. (1884) p. 720 ; Ludw. 



Zool. Jahrb. i. (1886) p. 285; Fjdstrup, Zool. Dan. Pigh. (1890) 



p. 28, pi. iii. tiar. 3. 

 Ophiopholis bellis, Lyman, III. Cat. M. C. Z. i. (1865) p. 66, pi. i. 



figs. 4-6; Herdman, Proc. R. Phys. Soc. Ed.x. (1880) p. 201 ; 



Leslie 4" Herdm. op. cit. vi. p. 87. 



A rather small but stout species. The disk is rather elegantly 

 ornamented with clumps of granules, which become closely packed 



