INDEX OF GENERA, SUB-GENERA, SPECIES, AND VARIETIES. 
This index serves in a manner as an index of the species procured by the Challenger, described or referred to in the Zoological 
Reports, for on looking up the pages in the Station lists the reader will find references to the Zoological Parts in which 
the species are fully treated of. 
Abra (see Semele). 
Abyla, 584. 
Carina, 1255. 
Abyssascidia, 
vasculosa, 510, 129“. 
wyvillii, 528, 1280. 
Acabaria, 1452. 
Acamptogorgia, 
alternans, 642, 1365. 
arbuscula, 897, 1330. 
Acanella, 
arbuscula, 140, 1292. 
chiliensis, 1147, 1330. 
eburnea, 161, 1330. 
rigida, 752, 1330, 1355. 
simplex, 237, 1303. 
Acanthaphritis, 1361. 
grandisquamis, 749, 1353. 
Acanthascus, 1451, 
dubius, 1156, 1330. 
grossularia, 458, 1330. 
Acanthaster, 
echinites, 646, 327, 1374. 
Acanthastrsea, 
irregularis, 643, 1368. 
Acanthechinus, 1361. 
tricarinatus, 485, 1340. 
Acanthella, 
eflFusa, 692, 826, 1372, 1422. 
pulcherrima, 689, 1362. 
stipitata, 689, 1362. 
Acanthephyra, 
acanthitelsonis, 333, 336, 1296, 
1298. 
* acutifrons, 739, 837, 841, 1286, 
1290, 1320, 1324. 
angusta, 753, 1341. 
approxima, 1157, 1341. 
armata, 753, 1341. 
brachytelsonis, 615, 620, 753, 841, 
900, 922, 1184, 1286, 1290, 
1320, 1324, 1326, 1341, 1356. 
(summary of results chall. exp. 
Acanthephyra — continued. 
brevirostris, 336, 1296. 
carinata, 1157, 1341. 
edwardsii, 369, 1320. 
kingsleyi, 329, 1279. 
longidens, 772, 1088, 1286, 1288. 
media, 801, 1320. 
purpurea, 206, 296, 1268, 1279, 
1281, 1296, 1298. 
sica, 206, 524, 602, 608, 615, 
674, 753, 891, 918, 1184, 1279, 
1280, 1281, 1282, 1286, 1288, 
1289, 1290, 1307, 1320, 1325, 
1326, 1341. 
Acanthias, 
blainvilli, 1115, 1416, 1440, 
1449. 
vulgaris, 1440. 
Acanthocardium (see Cardium). 
Acanthochiasma, 
spirale, 1017. 
Acanthochiton, 
garnoti, 414, 1409. 
Acanthocladium, 
huxleyi, 720, 1372, 1422. 
Aoanthocope, 
acutispina, 520, 1135, 1306. 
spinicauda, 520, 1295. 
Acanthocorys, 
dodecaster, 1041. 
enneapodia, 1254. 
furcata, 1201. 
hexapodia, 1060. 
macroceras, 1047, 1118. 
macropodia, 1047. 
polypodia, 1056. 
pristipodia, 957. 
triloba, 1052. 
umbellifera, 1268. 
Acanthocyathus, 
dentatus, 636, 1332. 
spinicarens, 814, 1332. 
-1894.) 
Acanthocyclus, 
gayi, 1120, 1166, 1389, 1425. 
Acanthodesmia, 
ceratospyris, 1011. 
miilleri, 1251. 
Acanthogorgia, 
laxa, 1150, 1330. 
longiflora, 801, 1315. 
ramosissima, 432, 1330. 
ridleyi, 1147, 1330. 
Acanthoisis, 1429. 
flabellum, 555, 1365. 
Acantholonche, 
amphipolaris, 1017, 1019, 1024, 
1028, 1032, 1046, 1053, 1057, 
1062. 
peripolaris, 1062. 
Acanthometron, 
bulbiferum, 1013, 1017, 1019, 
1024, 1028, 1032, 1046, 1053, 
1057, 1062. 
bulbosum, 1268. 
catervatum, 1268. 
conicum, 958. 
cylindricum, 1017, 1019, 1024, 
1028, 1032, 1046, 1053, 1057, 
1062. 
Acanthomunna, 
proteus, 602, 608, 1306, 1312, 
1320. 
Acanthonia, 
claparedei, 516. 
concava, 1095. 
convexa, 958. 
denticulata, 1017, 1019, 1024, 
1028, 1032, 1046, 1053, 1057, 
1062. 
diplopjramis, 1017, 1019, 1024,. 
1028, 1032, 1046, 1053, 1057, 
1062. 
fragilis, 1268. 
miilleri, 1255, 1257, 1261. 
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