88 Ech. 
XIV. ECHINODERMA. 
vivipara, Ljungm., distribution ; Studer (256) pp. 144, 149, 163, 
283, & 288. 
Ophiactis , Lutk., and 0. abyssicola , M. Sars ; Bell (16) pp. 122 & 123 : 
distribution; Grieg (106) p. 16. 0. asperula , Lutk.; Studer (256) 
pp. 281, 283, & 285. 0. balli, Tkomps.; Bell (16) p. 123. 0. 
Jlexuosa, Lym., colour ; Studer (256) p. 55. 0. incisa , Martens, 
colour of seaweed on which it lives ; Studer (256) p. 248. 0. krebsi , 
Lutk. ; Studer (256) p. 22. 0. sexradia , Grube ; Studer (256) 
p. 192 : detailed description, distinguished from 0. savigny and 
others; Loriol (154) p. 398. 
0. brocki , Amboy na, De Loriol, Rov. Suisse Zool. i, p. 401, n. sp. 
Ophiarachna affinis , Luetk., described and extended to 0. clavigera , 
Brock ; Loriol (154) p. 411. 
Ophiarthrum elegans, Peters ; Loriol (154) p. 413, Studer (256) p. 235. 
Ophiobyrsa and 0. hystricis , Lym. ; Bell (16) p. 135. 
Ophiocantha ; Agassiz (3) p. 80. 
Ophiochiton , Lym.; Bell (16) p. 114. 0. lymani , Stud. ; Studer (256) 
pp. 175 & 182. 0. ternispinis , Lym. ; Bell (16) p. 114. 
Ophocnida , Lym., and 0. brachiata , Mont. ; Bell (16) p. 116. 0. pilosa , 
Lym.: Studer (256) p. 192. 
0. picteti , Amboyna, de Loriol, Rev. Suisse Zool. i, p. 405, n. sp. 
Ophiocoma, Agass., described ; Bell (16) p. 128, Fjelstrup (84) p. 29. 
0. aethiops ; Field (82) p. 84. 0. erinaceus , M. & T. ; Studer (256) 
pp. 216, 235, & 256: variations in measurements and surface charac- 
ters ; Loriol (154) p. 410. 0. nigra, Abilg. ; Bell (16) p. 129, 
Fjelstrup (84) p. 29, Garstang (92) p. 335, Petersen (216) p. 47. 
O.pica, M. & Tr. ; StudEr (256) p. 216. O.pumila , Lutk. ; Studer 
( 256) p. 22. 0. scolopendrina , Lam. ; Studer (256) pp. 235 & 248 : 
var. alternant, Martens, described ; Loriol (154) p. 407 . 0. sp. : 
alimentary canal ; Frenzel (88) p. 110. 
Opbioconis antarctica , Lym., distribution ; Studer (256) p. 164. 
Ophiocreas , Agassiz (3) pp. 78 & 82. 0. adhaerens , Stud., colour ; 
Studer (256) p. 184. 
Ophiocten, Lutk. ; Bell (16) p. 113. 0. amitinum , Lym., distribution, 
colour ; Studer (256) pp. 164, 283, & 288. 0. sericeum , Forbes ; 
Bell (16) p. 113: Greenland ; Grieg (105) p. 8 : includes Ophio- 
glypha gracilis , Sars, distribution ; Grieg (106) p. 9. 
Ophiocymbiuni cavernosum , Lym., bursa3 discussed ; Moutensen (197) 
p. 508. 
Ophioderma antillarum ; Field (82) p. 84. f 0. ? bridgerensis , Meek, see 
Ophioglypha bridgerensis. + 0. caritiata, Wright ; Fox-Strangways 
(87) ii, p. 33. fO. egertoni , Brod.; Woodward (276) p. 370. tO. 
gaveyi , Wright ; Woodward (276) p. 370, and Fox-Strangways (87) 
II, p. 33. 0. longicuuda, M. & T.; Efisio (73) p.252 : alimentary 
oanal; Frenzel (88) p. 110. + 0. miller i, Phill. sp. ; Fox-Strang- 
ways (87) ii, p. 33, Woodward (276) p. 370. 0. tenuibrachiata , 
Forbes ; Woodward (276) p. 370. 
