1911 REPORT. 
183 
PACK. 
PACK. 
Pontellopsis, . 491 
rcgalis, . 491 
villosa, . 491 
Pontophilus, . 554 
Pseudocalanidae, . 494 
Pseudoinma, . 54 1 . 
roseum, . 54' 
PseudophthaUnns, . 5°5 
abyssi, . 555 
bispinosus, . 554 
brevirostris, . 555 
gracilis, . 555 
norwegicus, . 554 
spinosus, .... . 554 
Pontoporeiidse, .171, 182, 506 
Porcellana. 577 
armata, . 576 
macrocheles, . 5 77 
( Polyonyx) 
macrocheles, ...... 577 
sigsbeiana, .. 577 
pelagicus, . 505 
Pseudopthalmus, . 505 
Pscudoplcuronectes americanus, l 
323, 425 
Pscudotriacis microdon, ......... 291 
Pterygocera, . *8 2 
Ptilantluira, . 53 * 
tenuis, . 53 x > 532 
Ptilacheirus, . 5°9 
pinguis, .v: •••. 500 
Ptilochirus pinguis . 5«9 
Pupulina, .• •'••• 120 
■/lores, .. 120 
Porcellanida: .. 576 
Porcellanidea, ..364, 576 
Porcellio..228, 229. 518 
convexus, . . 519 
la-vis, . . .229, 231, 518, 519 
niger, . 230 
nigra, . 230 
pic tits, . 5*8 
pruinosus, . 5 *7 
rathkei, . 518 
rathkii . 5*9 
scaber, .229. 518 
spinicornis, . 5*8 
Porcellionides, . 5*7 
da-eovittata .5-17 
Portunida. 4 ° 9 > 59 1 
Portunus, . 592 
cribrarius, .412, 4x3 
gibbesii, . 593 
mccnoides. .. 4 11 
pictus, . 422 
sayi, .. 592 
spinimanus, . 593 
superbus, . 5*>4 
Prantza, . 53 2 
centitt . 53 2 
Prawn. 3 2 4 . 557 
louse, . 244, 522 
Prionotus cvolans strigatus, .1.24 
Pristis scmisagittatus, . 28x 
Probopyrus.244. 522 
pandalicola, 244, 245, '22 
pahcmoneticola .245 
palcemonticola, . 245 
Procambarus . 34 ° 
Psalidopoida, . 557 
Psammopsylla . 2ro 
Psaminylla, . 210 
lift oralis, . .210. 211 
Pseudione, . 525 
furcata. 5 2 3 
Pyctilus, . . *99 
Pyromma, ... . . 488 
Pyrula canaliculata, . . 373 
eliccans. 373 
R. 
Raja criuacca, . 123 
■Rana catcsbeiana, . 137 
clamata, . ...241 
palustris . 241 
pipiens, . 52 
Raninidffi, . 57-2 
Red crawfish, .. 5.67 
Red-jointed fiddler crab, .450. 458 
Regina leberis, . 34 ° 
Rhachocaris, . 556 
agassizii, 556 
longirosfris . 557 
sculpta, . 557 
Rhinichthys alronasus . 241 
Rhithropanopeus. 394 > 397 - 59 * 
harrisii, . ..397. 59* 
Rhizoccpliala, . ’ * 4 2 
Rhombus ferruginous . -o* 
River crawfish, . 353 . 5 <H 
Roccus lincatus .126, 287. 389 
Rocinela. S 2 9 
americana. 5 2 9 
danmonicnsis . 529 
I^ock barnacles. *55 
Rock crab . ........429. 594 
s. 
Sabinea . 556 
hystrix . 556 
princeps, . 556 
sarsii . 556 
