86 MARINE SHELLS OF SOUTH AFRICA. 
Pectunculus arabicus, 66 
< ineequalis, 66 
Perna dentifera, 65 
vulsella, 65 
Peristernia, 17 
Petricola cultellus, 61 
Ponsonbyi, 61 
robusta, 61 
typica, 60 
ventricosa, 61 
Phasianella bicarinata, 41 
capensis, 41 
elongata, 41 
Kochii, 41 
neritina, 41 
pullus, 41 
tenuis, 41 
Philine aperta, 53 
Schreeteri, 53 
Pholas dactylus, 54 
falcatus, 54 
Photinula, 42 
Planaxis acutus, 37 
sulcatus, 37 
Pleurobranchus granulatus,53 
Pleurotoma Bairstowi, 6 
Borni, 6 
buccinoides, 5 
caffra, 6 
castanea, 5 
diversa, 6 
fucata, 5 
fulgurans, 4 
Fultoni, 5 
gravis, 5 
Grayi, 4 
hottentota, 5 
Plenrotoma Kraussii, 6 
nux, 5 
platystoma, 5 
rosaria, 6 
Rousi, 5 
rubinicolor, 5 
semicostata, 6 
sinuata, 5 
sigillata, 6 
stolida, 5 
Pleurotoma subventricosa, 6 
taxus, 5 
tripartita, 6 
tumida, 5 
Wilkiz, 4 
Plicatula australis, 66 
Polydonta, 44: 
Poropteron, 3 
Psammobia vespertina, 56 
Psammotella rosea, 56 
Psammotellina capensis, 56 
Pseudoliva ancilla, 15 
Pseudomurex Meyendorffi, 16 
Pupillia aperta, 48 
Purpura bufo, 14 
capensis, 14. 
cataracta, 14 
cingulata, 14 
dubia, 10 
lapillus, 14 
luteostoma, 14 
mancinella, 14 
persica, 14 
Purpura Rudolphi, 14 
scobina, 14 
squamosa, 13 
succincta, 13 
trigona, 14 
vexillum, 14 
Zeyheri, 14 
Pyrula, 16 
Pythina, 62 
Ranella argus, 9 
crumena, 9 
granifera, 9 
lamellosa, 9 
leucostoma, 9 
livida, 9 
pusilla, 9 
semigranosa, 9 
siphonata, 9 
Rapana, 16 
Recluzia Montrouzieri, 28 
Ricinula, 15 
Ringicula australis, 25 
Rissoa argentea, 38 
