1556 
THE VOYAGE OF H.M.S, CHALLENGER. 
Sertularia — eontiniud. 
articuIaU, 462, 1373. 
caUma, 172, 1333. 
clausa, 1189, 1316. 
cylindritheca, 373, 1373. 
echiuocorpa, 462, 1373. 
ezigua, 270, 1333. 
ezserta, 48S, 1373. 
gracilis, 1164, 1373. 
iuipicxa, 1172, 1373. 
integritheca, 373, 1373. 
laxa, 270, 1333. 
leiocarpa, 393, 1333. 
operculata, 1140, 1373, 1445, 1448. 
polyzonias, 1175, 1373, 1445,1448. 
products, 839, 1316. 
secunda, 462, 1373. 
Sesarnia, 
mulleri, 377, 1393. 
schiittci, 561, 1393. 
(Holometopus), 
aubryi, 663, 736, 860, 1393, 
1425. 
Sestertius, 
duplicidentes, 835. 
Setarches, 
fidjiensis, 634, 1354. 
Setella, 853, 858, 882, 884, 885, 887, 
916, 953, 990, 994, 1068,1106, 
1223. 
gracilis, 545, 675, 835, 852, 986, 
1207, 1237, 1255, 1260. 
Sethampbora, 
costate, 1011, 1016, 1023, 1027, 
1031, 1041, 1052, 1056, 1060. 
dodecapleura, 881. 
enneapleura, 1218. 
favosa, 881. 
hezapleura, 1016. 
micro.stoma, 868, 881. 
serrate, 1047, 1254. 
Sethocapsa, 
ampulla, 1012. 
bulla, 1023. 
macroceros, 1032. 
pyriformis, 1006, 1012, 1016, 
1023, 1027, 1032, 1012, 1052, 
1056, 1060. 
Sethocephalus, 
platycryphalas, 1098. 
Sethochytris, 
pyramis, 1011. 
triconUcos, 1023. 
Setboconua, 
anthocyrtia, 970. 
bimargioatus, 1132. 
facetus, 1047, 1054, 1057, 
1062. 
lopbopbaena, 1132. 
mitra, 881, 1012, 1017, 1250. 
Setboconus — conUnucd. 
ortboceras, 1207. 
pileus, 1004, 1006, 1008, 1013, 
1018, 1020, 1024, 1029, 1033, 
1047, 1054, 1057, 1062. 
rayianus, 1018, 1020, 1024, 1029, 
1033, 1047, 1054. 
setosus, 1018, 1020, 1024, 1029, 
1033, 1047, 1054. 
tabulatus, 1250. 
trochus, 777, 782, 793, 798, 813, 
838, 843, 845, 850, 858, 863, 
869, 871, 876, 881, 882, 889, 
894, 905, 916, 920, 922, 939, 
941, 943, 944, 950, 953, 958, 
960, 967, 970, 973, 977, 980, 
982, 986, 988, 992, 1004, 1006, 
1008, 1013, 1018, 1020, 1024, 
1029, 1033, 1047, 1054, 1057, 
1062, 1064, 1068, 1082. 
venosus, 1047. 
virgultus, 1095. 
Setbocorys, 
ajacis, 881. 
amphora, 1042. 
odysseus, 881, 1052. 
patrocli, 1006, 1012, 1016, 1023, 
1027, 1031, 1042, 1052, 1056, 
1060. 
Sethocyrtis, 
agamemnonis, 957. 
diomedis, 881, 1012, 1016, 1023, 
1047. 
oxycephalis, 1006, 1012, 1016, 
1023, 1027, 1031, 1042, 1052, 
1056, 1060. 
pleuracantha, 777, 882, 1018, 
1062. 
Sethodiscus, 
cristetus, 1089. 
lenticula, 879, 1059. 
macroooccus, 879, 957, 1039. 
micrococcus, 1226. 
microporus, 1095. 
pbacoides, 1032, 1045, 1053, 
1056, 1061. 
Sethomelissa, 
hymenoptera, 1041. 
Sethoj)era, 
Oceania, 1268. 
tricosbite, 881. 
Sethophajna, 
eniieaptcra, 1042. 
bexaptera, 1023. 
polyptera, 980. 
tetraptera, 1132. 
Sethopbormis, 
aracbnium, 1016. 
astcriscus, 1052. 
astrodiscus, 1254. 
Sethopbormis — continued. 
aurelia, 1006, 1011, 1016, 1023, 
1027, 1031, 1041, 1052, 1056, 
1060. 
cruciate, 1047. 
dodecaster, 1118. 
enneactis, 1218. 
enneastrum, 980. 
eupilium, 1047. 
floscula, 1207. 
hexalactis, 1060. 
leptopilium, 1101. 
medusa, 958. 
pentalactis, 1016. 
rotula, 1031, 1041, 1052, 1056, 
1060. 
triloba, 957. 
umbrella, 922, 939, 941, 943. 
Sethopilium, 
cyrtopus, 1023. 
macropus, 1041. 
orthopus, 880, 1016. 
Sethopora, 
pyrum, 986. 
Setlioi)yramis, 
bicornis, 950. 
cyclomma, 1254. 
enneactis, 1011, 1016, 1023. 
hexagonalis, 1226. 
hexalactis, 1023. 
maxima, 1041. 
quadrate, 881, 957. 
spinosa, 1006. 
trapezoides, 1089. 
Sethornithium, 
dictyopterum, 1042. 
Sethosphsera, 
entosipbonia, 1050. 
entosolenia, 1021. 
Sethostaurus, 
conostaurus, 1221. 
coronatus, 1022. 
cruciatus, 1039. 
gigas, 879, 1045. 
orthostaurus, 1015. 
rhombostauru.s, 1045, 1265. 
Sethostylu.s, 
dentatus, 1050. 
dicylindrus, 1022. 
distyliscus, 1010. 
hastatus, 879, 1268. 
seiTatus, 1217. 
spicatus, 1254. 
Setia («cc Rissoa). 
Sicydium, 669, 1421. 
nigroscons, 1001, 1421. 
Sicyonia, 
carinate, 169, 375, 1388, 1425. 
lievis, 865, 1342. 
lancifer, 723, 1388. 
