450 
THE VOYAGE OF H.M.S. CHALLENGER. 
Eetlus, . . . . 
Espeeia, . . . . 
Euasterina, . . . . 
Euastrosa, . . . . 
Euastrosa (Appendix to), 
euastrum (Antares), 
euastrum {Stelletta), 
euastrum (Stellettinopsis), 
euplocamus (Tetilla), . 
Euspongia, . . . . 
exostitus (Calthropella ?), 
exostitus {Pachastrella), 
Fangophilina, . 
fascicularis (Dictyocylindrus), 
fenestrata (Thenea), 
fenestrata ( Tisiphonia), 
ferruginea (Theonella), 
fibrosa {Ancorina), 
fibrosa (Pilochrota), 
fibulifera (Stelletta), 
fiabelliformis (Axes), 
flabelliformis (Scleritoderma), 
flemingii (Geodia), 
formosus (Erylus), 
fortis {Stelletta), . 
fortis (Strypbnus), 
Gastkophanella, 
geminum (Tremaulidium), . 
geniculata (Tetilla), 
Geodia, . . . _ . 
Geodia sp., . 
geodides (Psammastra), 
geodides (Stelletta), 
Geodiidae, .... 
geodiides (Caltliropella), 
Geodina, .... 
geodiua (Stelletta), 
geodinum (Cydonium), 
geodioides (Pachastrella), 
gibherosa (Geodia), 
gibberosa (Geodia), 
gibberosa (Geodia), 
gibberosum (Cydonium), 
gigas (Cydonium), 
gigas (Geodia), 
gigas (Pilochrota), 
glariosum (Cydonium), 
globa (Isops), ■ . . . 
globostellata (Aurora), . 
globostellata (Stelletta), 
globostellifera (Geodia), 
globostelliferum (Cydonium), 
Plate Page 
|-xxxiii, Ixxxvi, cix 
1 cxxxv, cxxxvii 
1 cxliii, cxlv, cxlvi 
''cxlvii, 209 
, ... . . xvi, xlv 
... 138,183 
112 
177 
274 
239 
274 
oxxiv, 45, 48 
xxxix, 22 
Ill 
111 
55 
412, 420 
VIII. . xxix, 71, 73 
71 
. . 326 
180 
180 
. . 204 
412 
XXXV. . . 316 
252 
XXVIII. . . xlvi, 209 
192 
192 
. clviii, 349 
clix, 352 
. Ixvi, cxxiii, 46 
r xi, xlv, cxxxv 
-j cxliii, cxlv, cxlvii 
Icxlviii, 244 
Ixxxvii 
200 
200 
/ Ixxx, cxii, cxliii 
1209,237,404 
87, 108, 111 
218, 244 
265 
265 
Ill 
. cxliii, cxlix, 249 
260 
244 
260 
. xxii, 258 
258 
XX. . xli, xlii, 124 
XX., XL. . . cxlv, 223 
268 
/ cxxxvi, cxxxix 
ll87 
187 
261 
. 205, 227, 261 
globus (Geodia), . 
goliath (Normarda), 
gracilis (Sphinctrella), . 
grandis (Tetilla), . 
grandis, var. alba (Tetilla), . 
gravata (Tetilla), . 
gray! (Thenea), 
grubii (Stelletta), 
haeckeli (Pilochrota), . 
haldonensis (Monilites), 
helleri (Papyrula), 
helleri (Stelletta), 
Hemiasteeella, 
hemispherica (Trichostemma), 
hemispherica (Polymastia), . 
heterof ormis ( Coscinospongia), 
heteroformis (Daetylocalyx), 
heteroformis (Heterophymia), 
Heterophymia, . 
Heteroraphidse, . 
Heterosclera, 
higginsi (Aciculites), 
hirsutus (Cydonium), . 
Homasterina, 
Homoraphidse, 
Homosclera, 
Hoplophora, 
horrida (Sphinctrella), . 
huxleyi (Amphius), 
Hymeniacidon, . 
immunda (Stelletta), 
imperfecta (Geodia), 
imperfecta (Isops), 
imperfecta (Neopelta), 
implexa (Gastrophanella), 
inconspicua (Pachyniatisma), 
inconspicuum (Cydonium), . 
incrustans (Poecillastra), 
individuosa (Ancorina), 
inequalis (Geodia), 
inequalis (Isops), . 
infrequens (Craniella), . 
ingalli (Tethya), . 
innocens (Tethya?), 
innominatns (Acarnus), 
inscripta (Collinella), . 
insidiosa (Craniella), 
intermedia (Erylus), 
intermedia (Placospongia), . 
intermedia (Stelletta), . 
intermedia (Thenea), . 
intexta (Microciona), . 
intexta (Pachastrella), . 
intextus (.? Samus), 
intextus (Triptolemus), 
Isops, 
Plate 
Page 
268 
92 
XLIl. 
. 89, 90, 91 
r xvii, xxxix, xlvi 
V, 
-j Ixxxvii, cxxiii 
^cxxiv, 10, 14, 42 
13 
46 
VI. 
65, 72 
186 
XIV. 
/ cxxxviii, 120, 132 
ll33 
. . 91 
199 
cxxxvi, 199, 200 
434 
44 
444 
343 
343 
civ, 343 
civ, 343 
416 
416, 423 
. clvii, 347 
XXL 
xc, 218 
cxxxvii, 112, 179 
415 
416, 422 
. . cliii, 284, 326 
cxxxi, 89,100 
XLII. 
. cxii, cxlii, 178 
cxxx 
189 
■ . . 269 
269 
345 
. clviii, 349 
260 
260 
X. 
105 
204 
270 
270 
53 
XLIV. 
xxii, 428, 431 
439 
. ,. Ixxi 
. cliv, 336 
54 
241 
. 272, 273 
241 
VII. 
97, 409 
94 
. , 102 
102 
102 
xxxiii, cxlix, 236 
