90 Echin. 
XIV. ECHINODERMA. 
Ophiochiton , defined, list of spp.; Meissner in Hamann (146) p. 928. 
Ophiochondrus, defined, list of spp.; op. cit. p. 948. 
Ophiochytra , defined ; op. cit. p. 932. 
Ophiocnemis , defined ; op. cit. p. 943. 
Ophiocnida , defined, incl. Amphilimna Terrill, list of spp.; op. cit. p. 931. 
0. brachiata ; Fauvel (109) : Todd (302) p. 365. 
Ophiocoma , defined, list of spp.; Meissner in Hamann (146) p. 939. 0. 
echinata ; Clark (64) p. 340, & (66) p. 245. 0. minuta (?), 0. neglecAa , 
and 0. nigra ; Todd (302) p. 365. 0. pumila ; Clark (66) p. 245 : 
6-rayed ; Clark (64) p. 340. 0. riisei ; Clark (66) p. 245. 
Ophiocomidae, defined ; Meissner in Hamann (146) p. 939. 
Ophioconis, defined, incl. Pectinura Heller, list of spp.; op. cit. p. 918. 
Ophiocreas , defined, list of spp.; op. cit. p. 951. 
Ophiocrene , defined ; op. cit. p. 956. 
Ophiocten, defined, list of spp.; op. cit. p. 926. 0. dubium n. sp. (p. 20, 
pi. vi), 0. megaloplax n. sp. (p. 22, pi. vi): Antarctic; Koehler 
(172) . 0. sericeum ; Koehler (173) p. 101 : Rankin (252) p. 177. 
Ophiocymbium , defined ; Meissner in Hamann (146) p. 939. 
Ophioderma , defined, list of spp.; op. cit. p. 915. 0. longicauda , autotomy; 
Riggenbach (261): metabolism ; Cohnheim (70) p. 51. 
Ophiodermatidae , defined ; Meissner in Hamann (146) p. 915. 
Ophiogeron , defined ; op. cit. p. 937. 
Ophioglypha , syn. of Ophiura ; op. cit. p. 924. 0. albida ; Koehler 
(173) p. 100: mouth-parts; Zur Strassen (338): feeding; Rausch- 
enplat (254) pp. 91, 149 : Pluteus ; Mortensen (214) p. 15 & fig. 
0. bullata ; Shipley & MacBrtde (280) pp. 249, 252, text-fig. 0. 
carinifera n. sp., “quelque analogic avec 0. saurura Merrill; mal- 
heureusement l’absence de dessin rend la comparaison bien difficile ” 
(p. 14, pi. i), 0. doederleini n. sp. (p. 19, pi. v), 0. frigida n. sp., 
allied to 0. inornata (p. 16, pi. v), 0. gelida n. sp., allied to 0. in- 
ornata (p. 17, pi. i) : Antarctic; Koehler (172). 0. ljungmani, 
Porto Rico, slight differences from type, which was from Brazil; 
Clark (66) p. 243. 0. luetkeni , slight variations ; Clark (63) p. 330. 
0. nodosa ; Knipovitsch (171) : White ayes (320) p. 58. 0. robusta ; 
loc. cit.: a specimen, peril, young 0. acerrater ; Clark (66) p. 243 : 
diam. 3-8mm., variation of dorsal arm-plates; Koehler (173) p. 100: 
colour in spirit, age-differences ; Rankin (252) p. 176. 0. sarsi ; 
Koehler (173) p. 100: Rankin (252) p. 176: Whiteaves (320) p. 57. 
0. signata, and 0. stuwitzi ; op. cit. p. 58. 0. texturata ; Koehler 
(173) p. 100 : Pluteus ; Mortensen (214) p. 15 & fig. 
Ophiogona , defined ; Meissner in Hamann (146) p. 916. 
Ophiogymna, defined ; op. cit. p. 944. 
Ophiohelidae, defined ; op. cit. p. 933. 
Ophiohelus , defined ; op. cit. p. 934. 
Ophiolebes , defined, list of spp.; op. cit. p. 936. 0. acanella ; Whiteaves 
( 320) p. 61. 
Ophiolepididae , defined ; Meissner in Hamann (146) p. 918. 
Ophiolepis , defined, list of spp.; op. cit. p. 920, v. etiam sub OphiophoUs 
et Ophiura. 0. elegans ; Clark (66) p. 242. 
Ophiolimna, v. sub Ophiacantha , as sub-gen. 
Ophiolipus , defined ; Meissner in Hamann (146) p. 922. 
Ophiolophus , defined ; op. cit. p. 945. 
Ophiomastix , defined, incl. Acantharaclina E. Smith, list of spp.; op. cit. 
p. 940. 
Ophiomastus , defined, list of spp.; op. cit. p. 923. 0. ludwigi Roehl. 
1900, Antarctic, descr.; Koehler (172) p. 23, pis. iii, iv. 
Ophiomaza, defined, list of spp.; Meissner in Hamann (146) p. 943. 
Ophiomitra , defined, list of spp.; op. cit. p. 933. 
