REPORT ON THE 
TETRACTINELLIDA. 
449 
Plate 
Page 
Plate 
Page 
contorta {Pachymatisma), 
271 
cylindrigerus (Erylus), 
240 
cooksoni (Cydonium), . 
255 
Dactylocalyx, 
. . cxv, civ 
copiosa (Placinastrella), 
' Ixxii, Ixxxiv 
. cxxxii, 103 
dactyloidea {Tethya), . 
dactyloidea (Tetilla), 
44 
44, 48 
COPPATIAS, .... 
j 
cxii, cxxxii, 206 
Daidalopelta, . 
civ, 342 
... -j 
.414 
decidua (Poritella), 
. clviii, 351 
CORALLISTES, 
•• 1 
xxvii, cxviii, civ 
delicata (Thenea), 
VI., VIII. - 
xvii, xxxviii, cxii 
i 
301, 338 
L 60, 63, 66, 78 
Corallistidee, 
cliv, 301, 338 
dendyi (Doripleres), 
XLII. 
426 
coriacea {Stellettinopsis), 
207 
densum (Ecionema), 
cxxxvi, 197 
coriaceus (Coppatias), . 
. cxlii, 207 
depressa {Geodia), 
258 
goronida (Tetilla), 
XXXVIII. 
6, 9 
depressum (Cydonium), 
258 
corticata (Algol), 
. cxli, cxlii, 200 
Deecitus, . 
' ex'i, cxxviii, cxxxiii 
corticata {Stellettinopsis), 
200 
L cxxxiv, 108 
COETICELLA, 
clii, 281 
Desmacidonidse, . 
. . xxix, 416 
Corticidse, 
. cxiii, cli, 279 
dilopha (Placina), 
Ixxxiii, 278 
COETICIUM, 
cli, 280 
cliploderma (Tethya), . 
439 
Ixxxvi, cviii, cxii 
Dirabdosa, . 
. cxlix, 251, 260 
Craniella, 
... 
cxiii, cxxvi, cxxxv 
discifurca (Discodermia), 
XXXII. 
. cxvii, 292 
-cxliv, 30, 421 
Discodeemia, 
cxv, cliii, 292 
cranium {Alcyonium), . 
51 
discophora {Stelletta), . 
cxxxv, cxxxvi, 237 
^xxxvi, cix, cxxi 
discophora ( Triate), 
. cxliii, 237 
cranium (Craniella), 
V. . 
cxxii, cxxiv, 32 
diseophorus (Erylus), . 
237 
38, 50, 51, 54, 55 
M37 
dissimilis (Disyringa), . 
XVIII., XLI, - 
f XXX, xxxiv, Ixxxv 
1 cxl, 27, 161 
cranium ( Tethea), 
51 
dissimilis ( Tethyopsis), 
161 
cranium {Tethya), 
. cxxi, 51, 53, 437 
dissoluta (Discodermia), 
328 
cranium {Tetilla), 
51 
r XXX, xxxiii, cxxxvi 
cranium, var. abyssorum 
]- 
50 
Disyeinga, . 
cxxxvii, cxl, cxii 
{Tethya), 
i 
1 cxliv, 161, 405 
cranium, var. acufera 
1 ... 
52 
Ditrifena, 
r cxlix, 252, 262 
{Tethya), 
/ 
l267 
cranium, var. australiensis 
1 
43 
domunculus (Suberites), 
415 
{Tethya), 
J 
dorsigera (Astrella), 
182 
cranium, var. infrequens 
l 
53 
dorsigera {Stelletta), 
182 
{Tethya), 
f 
Dorvillia, . 
cxxviii 
cranium, var. rdbusta 
1 
48 
Dorydermia, 
cxviii 
{Tethya), 
r ••• 
Doeypleees, 
426 
cranium, var. typica 
1 
51 
Dorypleridee, 
417, 425 
{ Tethya), 
1 
Dotona, 
. . cxxvi 
cranium, var. zetlandica 
1 
55 
Deagmastea, 
r cxxxvii, cxxxix 
{Tethya), 
^ cxliv, 187 
crassa {Normania), 
cxxx, 98 
dysoni {Geodia), . 
269 
crassa (Pcecillastra), 
80 
dysoni (Isops), 
269 
crassicula (Myriastra), . 
179 
echinoides {Halyphysema), 
95, 96 
crassicula {Stelletta), 
179 
echinoides {Stelletta), 
95 
crassispicula (Pilochrota), 
XIV. 
. 128, 132 
r cxxx, cxxxvi 
crassiuscula (Azorica), . 
XXXV. 
324 
Ecionema, . 
cxxxvii, cxl, cxii 
crassiuscula {Normania), 
83 
U95 
crassiuscula (Pcecillastra), 
83 
Ectyon, 
Ixxxvii 
cribrifera (Spbinctrella), 
X. 
87 
elegantior (Corallistes), 
338 
cribrifera (Sympyla), . 
353 
elegantissima (Corallistes), 
338 
cribrifera ( Vulcanella), 
87 
eosaster (Cydonium), 
XX., XXL 
. 225, 261 
cribrophora {Azorica), . 
353 
Epallax, 
xxvii, clii, 417 
curvispicula {Microciona), 
420 
419, 420, 421, 423 
curvispicula (Tricentrium), . 
420 
Epipolasidre, 
. 177, 205 
Cydonitjm, . . . . 
r xxxiv, cxliii 
Epistylis [Infusorian], . 
. . xciv 
1 cxlviii, 218 
equalis (Hippospongia), 
XXXV 
cydonmm {Alcyo-nium), 
254 
Erylina, 
209, 237 
(ZOOL. CHALL. EXP. — 
PART LXIII.— 
-1888.) 
Err 57 
