INDEX TO 
MOLLUSCA. 
Page 
Page 
Class 1. — CIj^FHALOPODA (Head-walking 
Genus, 
Ancillaria, 
327 
Molluscs), 
310 
H 
Harpa, .... 
328 
Okdeh 
Family, 
Lamellariid®, 
328 
L, Dibranchiata {’I’wo-gilled Cephalopoda'), 
311 
Fasciolariid®, .... 
328 
Sub-order 
I., Octopoda (Octojwds), . 
311 
Genus, 
Fasciolaria, 
328 
Family 
I., Octopodidaj (the Sea-spiders), . 
311 
U 
Mitra, .... 
328 
Genus, 
Family 
Octopus, .... 
311 
Family, 
Turbinellid® (Turnip-shells), 
329 
II., Philonexidie, .... 
312 
Genus, 
Turbinellus, .... 
329 
Genus, 
Pbilonexis, .... 
III., Argonautidae = Ocytboidse (Argonauts), 
312 
Family, 
Volutid®, 
329 
Family 
312 
Genus, 
Yetus, .... 
329 
Genus, 
Argonauta-Argo (the Paper Nautilus), . 
312 
Cymbium, .... 
330 
Sub-order 
II., Decapoda (Decapods), . 
313 
(( 
Scapha, .... 
330 
Section 
I., Chondrophora, 
314 
(( 
Voluta, 
330 
Family 
I., CfairoteuthidEe, 
314 
Volutella, .... 
330 
Genus, 
Cbu’oteutbis .... 
314 
Porcellanina (the Date-shells), . 
330 
Family 
II., Onycboteuthidse (UncmotecI Calamaries), 
314 
Family, 
Cassidid® (Helmet-shells), 
330 
Genus, 
Enoploteuthis, ... 
314 
Genus, 
Cassis, .... 
Doliid® (Tun-shells), . 
331 
Ommastrephes, 
Loligidre (Calamaries or Sleeve-fsli), 
314 
Family, 
331 
Family, 
316 
Genus, 
Dolium, .... 
331 
Genus, 
Loligo, .... 
Family, 
Tritonid® (Trumpet- shells). 
331 
Section 
II., Sepiophora, .... 
Genus, 
Triton, .... 
332 
Family, 
Sepiida) (Sepias or True Cuttle-Jishes), . 
315 
it 
Ranella (the Frog-shells), 
332 
Genus, 
Sepia, .... 
I'amily, 
Naticid®, .... 
332 
Section 
III., Belemnophora, 
316 
(( 
lanthinid® (the 'Violet Snails), 
333 
Family, 
Spirulidte (Spirulas), . 
316 
Genus, 
lanthina communis (the Common Violet 
Genus, 
Spinila (= Lituus), 
316 
Snail), .... 
334 
Order 
II., Tetrabranchiata, 
316 
Family, 
Scalariid® (the Wentle-traps), . 
334 
Family, 
Nautilidaj (the Nautili), 
316 
Genus, 
Scalaria Pretiosa (the Royal Stair-case 
Genus, 
Nautilus, .... 
316 
or Wentle-irap), 
334 
Sub-order III. 
Rostrifera, .... 
334 
— 
Family, 
Ampullariid® (the Apple Snails), 
335 
U 
Amphiperasid® (Poached Eggs), 
336 
Class II. — GASTEROPODA (Univalves), 
318 
Family, 
Aporrhaid®, .... 
837 
Genua, 
Aporrhais, .... 
337 
Sub-class 
I., Ctenobranchiata, 
320 
Struthiolaria, .... 
337 
Order 
I., Pectinibranchiata, 
320 
Trichotropis, .... 
337 
Sub-order 
I., Toxifera, .... 
320 
Family, 
Cyclostomid® (Cyclophoridce), . 
337 
Family 
I., Conid® (the Cones), 
320 
Helicinid® (Oligyradoe), 
337 
U 
II., Acusid® (Auger-shells), 
321 
Genus, 
Helicina, .... 
337 
Genus, 
Family 
Terebra, . . . . 
III., Pleurotomid® (Slit-mouths), 
321 
Family, 
Littorinid® (Periwinkles), 
337 
322 
Genus, 
Family, 
Littorina, .... 
337 
Pleurotoma Babylonica (the Tower of 
Lacunid®, .... 
Babel), .... 
322 
Truucatellid® (Loop'mg Snails), 
338 
Sub-order 
II., Proboscidifera, 
322 
it 
Planaxid®, 
338 
Family 
I., Cassidulid® (Fig-shells), 
322 
Genus, 
Litiopa, .... 
338 
II., Muricid® (Roc/c-sliells), . 
323 
Family, 
Rissoid®, 
338 
Genus, 
Murex, .... 
324 
(£ 
Melaniid®, 
339 
Pisania, . . . ^ 
325 
(( 
Cerithiid®, .... 
Telescopium, .... 
339 
U 
Columbella, .... 
325 
Genus, 
Family, 
339 
a 
Latrunculus, .... 
325 
Turritellid® (Turret or Screw-shells'', . 
339 
Cominella, . . . 
o^O 
Genus, 
Turritella, .... 
339 
(( 
Bullia, .... 
325 
Family, 
Paludinid® ( Viviparidce, River-snails), . 
339 
(( 
Nassa, .... 
325 
Genus, 
Family, 
Paludina ( Viviparus), 
339 
(( 
Phos, .... 
325 
Calyptr®id®, .... 
340 
Family, 
Buccinid® (IFAcIfc), . 
326 
U 
Capulid®, .... 
340 
Genus, 
Purpura, .... 
326 
Genus, 
Capulus, . . . .. 
Hipponyx, .... 
340 
n 
Concholepas, .... 
326 
340 
it 
Monoceros (Acanthiza), 
326 
(( 
Amaltbea, .... 
340 
u 
Rioinula (Sistrum), 
326 
Family, 
Vermetid® (the Worm-shells), . 
341 
u 
Magilus, .... 
326 
Genus, 
Siphonium, .... 
341 
u 
Buccinum, .... 
326 
Vermetus, .... 
Siliquaria, .... 
341 
Family, 
Cancellariid®, .... 
327 
341 
Olivid® (Olives) 
327 
Family, 
Strombid® (the Stromb or Wing-shells), 
341 
Genus, 
Oliva, .... 
327 
Genus, 
Strombus, .... 
341 
