Page:Scientific results HMS Challenger vol 18 part 2.djvu/915

leptodictyon, 89.
leptoplegma, 89.
maxima, 88.
pachypila, 88.
pachyplegma, 89.
polybrocha, 930.
Plegmosphærida, 86.
Pleurasparium, 811.
Pleuraspidium, 812.
Pleuraspis, 811.
amphithecta, 811.
costata, 812.
horrida, 811.
pyramidalis, 812.
ramosa, 812.
Pleuropodium, 1336.
charybdeum, 1336.
cortina, 1336.
Podocampe, 1445.
conica, 1446.
cornuta, 1446.
trictenota, 1446.
tripodiscus, 1446.
Podocampida, 1435.
Podocoronis, 980.
cortiniscus, 981.
dipodiscus, 980.
hexapodiscus, 982.
petalospyris, 982.
polypodiscus, 982.
tetrapodiscus, 981.
toxarium, 980.
tripodiscus, 981.
Podocyrtarium, 1337.
Podocyrtecium, 1339.
Podocyrtida, 1314.
Podocyrtidium, 1344.
Podocyrtis, 1337.
aculeata, 1373.
ægles, 1391.
aerostatica, 1252.
amphiacantha, 1344.
ampla, 1348.
argulus, 1344.
argus, 1346.
attenuata, 1338.
bicornis, 1349.
brevipes, 1340.
bromia, 1349.
campanella, 1331.
centriscus, 1341.
charybdea, 1336.
collaris, 1340.
conica, 1338.
conulus, 1339.
corythæola, 1339.
costata, 1345.
cothurnata, 1353.
cristata, 1342.
dipus, 1349.
divergens, 1340.
domina, 1387.
ehrenbergii, 1344.
euceros, 1342.
eulophos, 1346.
favosa, 1346.
floribunda, 1347.
flosculata, 1341.
fusiformis, 1346.
hexagonalis, 1343.
lithoconus, 1348.
lyæa, 1348.
magnifica, 1341.
micracantha, 1761.
mitra, 1345.
mitrella, 1345.
nana, 1348.
ovata, 1343.
papalis, 1344.
parvipes, 1371.
pedicellaria, 1347.
pentacantha, 1371.
princeps, 1342.
prismatica, 1340.
puella, 1387.
radicata, 1351.
rhizodon, 1351.
scaphopodia, 1347.
schomburgkii, 1343.
sinuosa, 1347.
sphærogaster, 1349.
spinosa, 1169.
surena, 1339.
tetracantha, 1371.
thyrsoceras, 1338.
triacantha, 1350.
tridactyla, 1339.
tripodiscus, 1338.
tripus, 1349.
urceolata, 1343.
ventricosa, 1347.
Podocyrtonium, 1347.
Polyalacorys, 1374.
Polycyrtida, 1103.
Polycystina, 1.
Polyplagia, 917,
duodenaria, 918.
novenaria, 918.
octonaria, 918.
septenaria, 918.
viminaria, 919.
Polyplagida, 917.
Polyplecta, 929.
decacantha, 930.
dumetum, 930.
enneacantha, 929.
heptacantha, 928.
polybrocha, 930.
Polyplectida, 929.
Polypleuris, 1260.
Polypetta, 1676.
alveolata, 1676.
mammillata, 1677.
polynema, 1676.
tabulata, 1677.
Polyprunida, 288.
Polysolenia, 113.
setosa, 100.
Polysphærida, 52.
Polyspyrida, 1059.
Polystichia, 1762.
ehrenbergii, 1762.
haeckelii, 1762.
muelleri, 1762.
Porcupinia, 1663.
aculeata, 1663.
cordiformis, 1663.
Porocapsa, 800.
coronodon, 801.
murrayana, 800.
octodon, 800.
tetrodon, 800.
Porocapsida, 799.
Porodiscida, 481.
Porodiscus, 491.
bispiralis, 497.
bilix, 496.
centrospira, 495.
concentricus, 492.
deformis, 498.
duplex, 497.
ellipticus, 494.
flustrella, 493.
helicoides, 496.
heterocyclus, 494.
irregularis, 498.
macroporus, 493.
microporus, 493.
operculina, 496.
orbiculatus, 492.
perispira, 495.
quadrigatus, 494.
radiatus, 495.
semispiralis, 497.
sorites, 493.
spiralis, 496.
Porospathis, 1677.
mammillata, 1677.
tubulata, 1677.
Porosphæra, 67.
Prismatium, 1009.
tripleurum, 1010.
tripodium, 1009.
Pristacantha, 765.
dodecodon, 766.
octodon, 765.
polyodon, 766.
Pristodiscus, 418.