Periphema — continued. 
regina, 502, 1292, 
Periphylla, 
mirabilis, 601, 1303. 
Periplecta, 
Cortina, 1046. 
monocyrtis, 1062. 
pteroscenium, 1062. 
Periploma, 
compressa, 1194, 1397. 
Peripyramis, 
circumtexta, 1041. 
spongiosa, 1041, 1047, 1060. 
Perisiphonia, 1450. 
filicula, 270, 548, 1333, 1355, 
1445, 1446. 
pectinata, 270, 606, 1316. 
Perispyris, 
bicincta, 880. 
lentellipsis, 1051. 
spongiosa, 1011. 
Perissopus, 
dentatus, 1271, 1384. 
Peristethus, 
liorhynchus, 865, 1354. 
moluccense, 749, 1354. 
murrayi, 754, 1354. 
truncatum, 364, 1354. 
Perizona, 
pterygota, 1015. 
scutella, 879, 1022. 
Perknaster, 1444. 
densus, 462, 488, 1334. 
fuscu.s, 462, 488, 1376, 1423. 
Pern a, 
samoeusis, 832, 998, 1397, 1426. 
vitrea, 998, 1397. 
Peromelissa, 
calva, 1218. 
phalacra, 881. 
psilocrana, 1052. 
Peronella, 
decagonalis, 624, 633, 695, 721, 
747, 762, 805, 819, 864, 1074, 
1336, 1355, 1358, 1378, 1423. 
peroni, 537, 557, 1378, 1423. 
Perrona {see Pleurotoma). 
Perrya, 
pulcherrima, 197, 904. 
Persephona, 
punctata, 377, 1392. 
Persicula {see Marginella). 
Petalidiuni, 
foliaceum, 446, 521, 1286, 1289, 
1307. 
Petalopbtlialmus, 387, 455, 456, 773, 
1282. 
anniger, 329, 336, 387, 455, 772, 
773,1279. . 
inermis, 456, 521. 
SUMMARY OF RESULTS. 
Petalospyris, 
anthemis, 1041, 1051. 
bellidiastrum, 1011. 
dictyocubus, 1062. 
dinoceras, 1051. 
eupetala, 880. 
tloscula, 1016, 1046. 
furcata, 1132. 
lobata, 1226. 
papillata, 1041, 1265. 
tessaromma, 1023. 
triomma, 957. 
Petrieola, 
lapicida, 703, 1397, 1426. 
Petrolisthes, 376, 1389. 
annulipes, 699, 1389. 
armatus, 243, 1389. 
serratus, 376, 1389. 
unilobatus, 625, 1389. 
validus, 1120, 1166, 1389, 1425. 
violaceus, 1120, 1389. 
Petroscirtes, 659, 1419. 
oualanensis, 659, 1419. 
Petrosia, 
bispida, 460, 1363. 
similis, 419, 483, 1329, 1355, 
1357, 1422. 
var. compacta, 803, 1363. 
var. niassa, 1172, 1363. 
truncata, 803, 1363. 
variabilis, 803, 1363. 
Petta, 
as.simili!i, 453, 1295. 
Phacodiscus, 
clypeus, 879, 1015. 
grandis, 879. 
lentifbrmis, 1010. 
rotula, 875, 1039, 1045. 
Phacostaurus, 
oceaniduni, 1015. 
tpiadrigatus, 1132. 
Phacostylus, 
amphipyramis, 879. 
amphi.styhis, 1050. 
caudatus, 957. 
Pliienocalpis, 
petalospyris, 1047, 1250. 
Phaenoscenium, 
cladopodiuni, 1051. 
hexapodium, 1041. 
polypodium, 1060. 
Phicoeolla, 
priniordialis, 1047, 1054, 1057, 
1062. 
Phaeodina, 
oannopylea, 1250. 
Plisethon, 871, 989. 
Phakellia, 
Habellata, 553, 1363. j 
papyracea, 431, 457, 1329, 1355. I 
1 539 
Phakellia — continued. 
ventilabrum, 1182, 1312. 
var. connexiva, 356, 1302, 
1329. 
Phalacrocorax, 
verrucosus, 464. 
Plialaropus, 
hyperboreus, 849, 850. 
Pharyngella, 
gastnea, 1213, 1218, 1221, 1222. 
iiivaginata, 1250. 
monoceros, 1254. 
Pharyngodictyon, 1301. 
mirabile, 455, 1297. 
Pharyngosphiera, 
stomodaea, 1095. 
Phascolion, 
botulus, 758, 1305. 
lutense, 503, 508, 1294, 1298. 
tubicola, 225, 1380. 
Phascolosoma, 948. 
capense, 408, 1380. 
catliarinae, 1198, 1294. 
Hagriferum, 210, 947, 1285, 1288, 
1294. 
prioki, 840, 843, 1319. 
pudicum, 464, 1380. 
Pliasiauella, 345, 360, 412, 706, 998, 
1348, 1404. 
pulla, 128, 1404. 
Phatnacantha, 
icosaspis, 1057. 
octodon, 1046. 
te.ssavaspis, 1013. 
Phatnaspis, 
coscinoides, 1207. 
cristata, 982. 
ensiformis, 1255. 
halionimidium, 958. 
lacunaria, 1024. 
loculata, 1268. 
orthopora, 1266. 
polypora, 1218. 
([uadratura, 1062. 
Phellia, 1091, 1284, 1303. 
pectinata, 1147, 1332. 
•spinifera, 1160, 1188, 1316, 1325, 
1332. 
Phelloderma, 1327. 
radiatuni, 1187, 1315. 
Pheronema, 122. 
cai'penteri, 367, 1292. 
giganteum, 744, 1330. 
globosum, 744, 1330. 
Philiue, 571, 910, 913, 914, 1404. 
angasi, 571, 1404. 
aperta, 130, 312, 1404, 1427. 
orientalis, 821, 1404. 
quadrata, 275, 284, 1309, 1314, 
1404. 
