214 
INDEX. 
Parmacella palliolum, xii. 28 
Parmophorus, (Lam.) 8J 
Patella, (Lin.) 88 
anomala, 133 
contorta, 67 
cornucopiae, 65 
cymbalaria, 281 
equestris, 67 
fornicata, 66 
Hungarica, 65 
neritoidea, 66 
sipho, 67 
Patellae, the, 367 
Pavonia, 512 
Pavonaria, (Cuv.) 515 
Pecten, (Brug.) 94 
Pectines, the, 381 
Pectinibranchia, the, 353 
Pectinibranchiata, the, 25. 52 
Pectunculus, (Lam.) 103 
Pedicellaria, 498 
Pedicellata, the, 439 
Pedum, (Brug.) 95 
Pelagia, 483 
panopyra, 483 
Pelaguses, (Montf.) 15 
Peloris, (Poll) 93 
Peloronta, (Oken.) 64 
Penicillus, (Lam.) 505 
Pennatula, 585 
(L.) 513 
antennina, 515 
cynomorium, 515 
encrinus,515 
filosa, 466 
grisea, 514 
juncea, 514 
mirabilis, 514. 515 
mode of growth in the, 586 
phospliorea, 514 
proper, (Cuv.) 514 
reniformis, 515 
rubra, 514 
Pennella, (Oken.) 466 
filosa, 466 
Pentacrinites, the, 444 
Pentalasmis, (Leach) 135 
Pentastoma, (Rud.) 464 
taenioides, 464 
Perdix, 75 
Perna, (Brug.) 98 
Peronaea, (Poll) 112. 114 
Petricola, (Ijam.) 117 
Phasianella, (Lam.) 61 
Phcenicuri, 475 
Pholades, the, 406 
phosphorescence of the, 409 
Pholadido'ides Anglicanus, 282 
Pholas, (Lin.) 122 
Pholas Candida, xii. 410 
dactylus, 123. 282 
hians, 124 
Phorcynia, of Lamarck, 483 
Phyline quadripartita, 46 
Phyllidia, (Cuv.) 41 
trilineata, 41 
Phylliroe, 52 
Physa, (Drap.) 35 
acuta, 35 
thysalia, (Lam.) 490 
Physaliae, the, 569 
sting of the, 570 
Physaloptera, 463 
Physsophora, (Forsk.) 490 
filiformis, 492 
hydrostatica, 491 
proper, (Per on.) 491 
Pileolus, (Sower by) 66 
plicatus, 66 
Pileopis, (Lam.) 65 
Pinna, (Lin.) 101 
the genus, 391 
nobilis, 101 
Pinnae marinae, 528 
where found, 392 
Pintadinae, the, (Lam.) 100 
Pintadina margaritacea, 387 
Pirena, (Lam.) 63 
terebralis, 63 
Placobranchus, (Van Hasselt.) 40, 41 
Placuna, (Brug.) 97 
Plagiostoma, (Sowerb.) 96 
Planaria, (Mull.) 474 
aurantiaca, 475 
Brocchii, 475 
cornuta, 475 
lactea, 475 
Planites of Haan, 15 
Planorbes, habits of the, 347 
Planorbis, (Brug.) 34 
Platycrinites, the, 444 
Pleurobranchaea, (Meckel.) 43 
Pleurobranchidium, (Blain.) 43 
Pleurobranchus, (Cuv.) 42 
Peronii, 43 
Pleurotoma, 57 
Lam.) 80 
Murex, Lin.) Babylonia, 280 
Plexaurus, (Lamour.) 508 
Plicatula, (Lam.) 98 
Plocameros, (Leuckard) 37 
ocellatus, 37 
Plumatella, (Bose.) 500 
Plumularia, (Lam.) 502 
Pneumodermon, (Cuv.) 19 
Peronii, 19 
Pneumon, of Aristotle, 526 
Pocillopora, (Lam.) 511 
