Pleurotoma (Drillia) — continued, 
incilis, 177, 1348. 
incrassata, 274, 1348. 
kymatoessa, 542, 1405. 
laterculata, 728, 1405. 
latisinuata, 786, 1405. 
metcalfei, 568, 1405. 
quoyi, 542, 1405. 
spadix, 568, 1405. 
sterrha, 708, 1405. 
watsoni, 579, 1348. 
(Genota), 
atractoides, 815, 1348. 
didyma, 164, 1348. 
engonia, 609, 900, 1322, 1326, 
1348, 1447. 
(Mangelia), 260, 293, 1297, 1309. 
acanthodes, 238, 274, 1309, 
1313, 1348. 
corallina, 177, 1348. 
eritmeta, 274, 1348. 
hypsela, 361, 1348. 
incincta, 283, 1309. 
levnkensis, 653, 1405. 
macra, 267, 283, 1309, 1311. 
nitens, 653, 1405. 
subtilis, 361, 1348. 
tiara, 177, 238, 1309, 1313, 1348. 
(Perrona), 
marmarina, 361, 1348. 
(Pleurotoinella), 283, 1309. 
brychia, 333, 1297. 
papyracea, 454, 1297. 
pruina, 283, 1309. 
(Rhaphitoina), 
rhysa, 361, 1348. 
(Spirotropis), 
aganactica, 387, 1297. 
brachytona, 740, 1322. 
bnlbacea, 609, 1322. 
stirophora, 361, 1348. 
studeriana, 474, 1405. 
tmeta, 361, 1348. 
(Surcula), 
anteridion, 422, 1348. 
brevicaudata, 653, 1405. 
bulbodes, 351, 1322. 
deshayesii, 789, 1348. 
dissimilis, 842, 1322. 
goniodes, 1191, 1322. 
gypsata, 609, 1322. 
hemimeres, 351, 1322. 
lepta, 510, 1297. 
leucotropis, 728, 1405. 
oxytropis, 
var. albicarinata, 1195, 1405. 
plebeia, 361, 1348. 
rotundata, 963, 1287. 
staminea, 447, 473, 1309, 1313, 
1.348. 
SUMMARY OF RESULTS. 
Pleurotoma (Surcula) — continued. 
syngenes, 164, 177, 1348, 1356. 
trilix, 485, 1348. 
tuberculata, 728, 795, 1405, 
1427. 
(Thesbia), 
corpulenta, 474, 1405. 
eritima, 396, 1348. 
membranacea, 603, 1309. 
platamodes, 474, 1405. 
translucida, 439, 474, 1348, 1359, 
1405. 
xanthias, 603, 1309. 
(Typhlomangelia), 
fluctuosa, 490, 1405, 1427. 
var. cariosa, 473, 490, 1405. 
lincta, 177, 1348. 
litliocolleta, 164, 1348. 
paupera, 740, 1322. 
pyrrlia, 909, 1405. 
Pleurotomella {see Pleurotoma). 
Pleustes, 1451. 
abyssorum, 453, 1295. 
panopla, 226, 1386. 
Plexaura, 
valeneiennesi, 239, 1366. 
Plexaurella, 
philippinensis, 804, 1366. 
Plexauroides, 
• praelonga, 690, 1366. 
Plicatula, 705, 765, 1397. 
ramosa, 1196, 1397, 1426. 
PliobotkruE, 
symmetricus, 161, 1333. 
Plocamia, 
coriacea, 
var. elegans, 269, 1329. 
Plotactis, 160. 
Plumarella, 1452. 
delieatissima, 1147, 1331. 
Plumolialichondria, 
mammillata, 536, 1364. 
Plumularia, 96, 165, 821. 
abietina, 433, 1333. 
armata, 555, 1373. 
dolicliotheca, 826, 1373. 
flabellum, 433, 1373. 
insignis, 433, 1333. 
laxa, 548, 1333. 
stylifera, 393, 1333. 
Plutonaster, 
abbreviatus, 281, 1304. 
ambiguus, 577, 1334. 
bifrons, 114, 117, 120, 123, 218, 
1304, 1310. 
marginatus, 1239, 1334. 
notatus, 266, 1304. 
rigidus, 210, 213, 1293. 
var. semiarmata, 210, 217, 
218, 1304. 
1543 
Pneumodermon, 
ciliatum, 676. 
Pneumodermopsis, 676. 
Pneumonoderma, 320, 321, 322, 848, 
851, 869, 873, 890, 951, 959, 
975. 
pacificum, 944, 982. 
peroni, 871. 
souleyeti, 982. 
violaceum, 1269. 
Pocillopora, 
acuta, 755, 761, 823, 1371, 1422. 
brevicornis, 643, 667, 1371, 1422. 
cespitosa, 994, 1072, 1371, 1422. 
damicornis, 823, 1371. 
danae, 823, 1371. 
gi-andis, 1072, 1371. 
ligulata, 994, 1371. 
nobilis, 995, 1371. 
paucistellata, 769, 1371. 
plicata, 995, 1371. 
solida, 1072, 1371. 
squarrosa, 769, 1371. 
suffruticosa, 623, 1371. 
verrucosa, 995, 1371. 
Podabacia, 
robusta, 761, 1371. 
Podocampe, 
conica, 1042. 
cornuta, 1052. 
trictenota, 881, 1042, 1047. 
tripodiscus, 1023. 
Podoceropsis, 
kermadeci, 614, 1320. 
Podocerus, ' 
falcatus, 428, 469, 1185, 1386. 
hoeki, 602, 1306. 
tristanensis, 394, 1340. 
validus, 835, 1137. 
Podochela, 
riisei, 244, 359, 1393, 1425. 
Podocidaris, 
prionigera, 792, 855, 1305, 1310. 
sculpta, 172, 1336. 
Podocoronis, 
cortiniscus, 1060. 
dipodiscus, 1015. 
polypodiscus, 1055. 
tetrapodiscus, 1249. 
toxarium, 1011. 
Podocyrtis, 
argulus, 967. 
argus, 1251. 
centriscus, 1016. 
conulus, 881, 1042. 
costata, 1016, 1023, 1027, 1032, 
1042, 1052. 
cristata, 1218. 
divergens, 868. 
ehrenbergii, 980. 
