504 
Helix Tongana, Q., 45 
Townsendiana, Lea (an.), 65, 66, 71 
trochiformis, Pf., 61 
trochilionides, D’Orb., 39 
Troilus, G., 58 
tumida, Pf., 65 
tumulus, G., 62 
Valenciennes, 35 
Vancouverensis, Lea, 36 
velutina, Sowb., 30, 31 
zaleta, Say, 30 
ziezac, G., 41 
Hipponix imbricata, G., 379 
pilosa, 380 
foliacea, Q., 380: 
Hyalea inermis, G., 487 
femorata, G., 487 
Janthina exigua, Lam., 226 
fragilis, 227 
Lacuna carinata, G., 194 
vincta, 195 
Lepracuatina, G., 88 
Leptoconchus madreporarum, G., 378 
Limageina scaphoidea, G., 485 
cucullata, G., 486: 
inflata, Gray, 486 
Limaz bitentaculatus, Q. and G., 1, 2 
columbianus, G., 3 
fuliginosus, G.. 5 
olivaceus, G., 4 
Limnea apicina, Lea, 122 
catascopium, Say, 18 
desidiosa, Say, 121 
elodes, Say, 119 
lepida, G., 121 
Oahuensis, Souley., 122 
pallida, Adams, 121 
umbrosa, Say, 20, 122 
volutata, G., 122 
Limnée de Oahu, 119 
voisine, 119 
Litiopa decussata, G., 195 
maculata, Rang, 196 
striata, Pf., 196 
Littorina acuminata, G.,. 200 
angulifera, 181, 182 
araucana, D’Orb., 203 
balthica, 130 
caliginosa, G., 198 
grandinosa, Desh. (an.), 203 
lepida, G., 199, 200 
lineata, 199, 201 

INDEX. 
Littorina obesa, Sowb. (an.), 202 
patula, G., 197 
Peruyiana, Gray (an.), 203 
plena, G., 201 
planazis, Nutt., 198 
pyramidalis, G., 202 
rudis, 104 
scutulata, G., 200, 202 
tenebrosa, 198, 200 
Loligo todarus, Raf., 482 
Bartrami, Fer., 182 
sagittata, Lam., 482 
Lottia araneosa, G., 347 
cymbiola, G., 350 
onychina, G., 355 
pintadina, G., 351 
scabra, G., 348, 356 
scurra? Less. (an.). 356 
scutum, Esch. (an.), 356 
testudinalis, 351 
textilis, G., 348, 349 
variabilis, Gray, 352, 354 
Lottia viridula, Lam. (an.), 353, 355 
zebrina, Less. (an.), 352, 355 
Lucina fibula, Reeve, 416 
filan, Adans., 413, 415 
inculta, G., 412 
interrupta, 416 
Jamarcensis, 410 
lenticula, G., 413 
ramulosa, G., 415 
tugermia, 416 
undata, 415 
vesicula, G., 414 
Machera costata, G., 403 
Mactra Brasilana, 393 
cuneola, G., 390 
debilis, G., 394 
deluta, G., 391 
faleata, G., 393 
laterahs, Say, 390 
lentiginosa, G., 395 
ovalis, G., 393 
marcida, G., 392 
lactea, 392 
Mangelia cithara, G., 250 
Hornbeckit, 250 
pessulata, 250 
Margarita cinerea, C., 186, 187 
conica, D’Orb., 194 
Magellanica, G., 192 
obscura, C., 197 
