78 Echin. 
XIV, ECHINODERMA. 
p. 32. 0. perplexa as in (169) Zool. Rec. 1897 ; Koehler (142) p. 40, 
pi. vi. 0. profundi, n. sp., 4° 3' N., 81° 31' W., 899 fms., and 
0° 16" S., 90° 21' W., 551 fms., closely related to 0. flexuosa and 
0. plana ; Lutkex & Mortexsex (162) p. 140, pi. vi. 0. savignyi ; 
1. c. p. 140: incl. 0. sexradia Grube and 0. incisa v. Martens, 7 are 
6-rayed, the eighth is regenerating, Zanzibar ; Ludwig (158) p. 545. 
0. virens, measurements ; Coxdorelli (61) p. 35. 
Ophialcaea , n. s-g. of Ophiacantha , with genotypes 0. nuttingi n. sp. and 
0. tuberculosa Lym. ; Verrill (244) pp. 38, 42. 
Ophiarthrum elegans , colour in life, plates in dorsal disc-covering, margi¬ 
nals ; Ludwig (158) p. 547. 
Ophiectodia , n. s-g. of Ophiacantha , incl. 0. enopla Terr., 0. rosea Lym., 
and 0. spectabilis Sars ; Verrill (244) p. 42. 
Ophientodia, n. s-g., of Ophiacantha , incl. 0. scutata Lym., 0. cuspidata 
Verr., and 0. pectinula Verr.; Verrill (244) p. 41. 
Ophiernus adspersus as in (169) Zool. Rec. 1897 ; Koehler (142) p. 32. 
0. annectens , n. sp., 0 = 57' S., 89° 3' W., 421 fms., closely allied to 
0. adspersus fr. Atlantic (p. 107, pi. v); 0. polyporus, n. sp., 7° 9' X., 
81° 8' W., 546 fms. (p. 109, pi. v); 0. seminudus, n. sp., 6° 17' X., 
82° 5' W., 1672 fms., and other stations of ‘Albatross, 5 closely related 
to 0. vallincola fr. Atlantic (p. 105, pi. v): Lutkex & Mortexsex 
(162). 0. vallincola , evidence for bipolarity; Thompsox (230) p. 321. 
Ophiocamax austera , n. sp., 110 fms., off Havana, allied to 0. fasciculata 
and 0. hystrix ; Verrill (244) p. 60, pis. vi, vii. 0. fasciculata as in 
(169) Zool. Rec. 1897; Koehler (142) p. 67. 
Ophioceramis clausa , cf. post-larval growth-stage of Ophiactis asperula ; 
Ludwig (159) p. 222. 0. tenera as in (169) Zool. Rec. 1897; Koehler 
(142) p. 33, pi. v. 
Ophiochiton ambulator as in (169) Zool. Rec. 1897, added localities “ Delta 
du Godavery, 55 “ Cote de Malabar,” added comparison with 0. lymani 
and 0. grandis-, Koehler (142) p. 49, pi. vi. 0. carinatus , n. sp., 
7° 9' X., 80° 50' W., 322 fms., and other stations of ‘Albatross 5 ; 
Lutkex & Mortexsex (162), p. 164, pi. xiv. 0. niodestus as in 
(169) Zool. Rec. 1897 ; Koehler (142) p. 51, pis. ix, x : possibly 
an Amphiura; Lutkex & Mortexsex (162) p. 160. 
Ophiochondrus gracilis , n. sp., 110-260 fms., off Havana; Verrill (244) 
p. 64, no figure. 
\Ophiocistia , ord. nov. incl. Eucladidae\ Sollas (216) p. 692. 
Ophiocnida , genus not accepted ; Lutkex & Mortexsex (162) p. 156. 0. 
brachiata, rediscovered at Salcombe, Devon ; Xormax (183) p. 289. 
Ophocoma brevipes , incl. 0. insularia Lym. and 0. ternispina v. Martens, 
fr. Zanzibar and Aldabra Id.; Ludwig (158) p. 546. 0. doederleini, 
n. sp., Mauritius, compared with 0. scolopendrina ; Loriol (154) 
p. 30, pi. iii. 0. echinata ; Clark (56) p. 131 ; Verrill (244) 
p. 22. 0. erinaceus ; Bell (32) p. 139. 0. nigra , distribution, 
habitat, habits, food ; Allex (8) p. 470. 0. pica ; Bell (32) p. 139. 
0. pumila ; Clark (56) p. 131 ; Verrill (244) p. 23. 0. riisei ; 
Verrill (244) p. 22. 0. rosula ; Haeckel (115) pi. x. 0. scolopen¬ 
drina, perhaps identical with 0. ennaceus ; Bell (32) p. 139 : incl. 
0. erinaceus M. & Tr., 0. schoenleinii M. & Tr., O. alternans v. 
Martens, from Zanzibar and Aldabra Id.; Ludwig (158) p. 545. 0. 
valenciae ; Ludwig (158) p. 547. 
Ophioconis indica&s in (169) Zool. Rec. 1897; Koehler (142) p. 39, pi. ii. 
0. miliaria, slight variation from type ; Verrill (244) p. 17. 
Ophiocreas sp. as in (169) Zool. Rec. 1897 ; Koehler (142) p. 70. 0. lum- 
bricus; Verrill (244) p. 78. 0. oedipns ; Haeckel (115) pi. x. 
0. spinulosus ; Verrill (244) p. 79. 
Ophiocten amitinum, measurements, colour, not viviparous; Ludwig 
