INDEX. 
CKUSTACEA— CTRRIPEDIA— 
ANNELIDA— TURBELLARIA—ENTOZOA. 
Page 
Page 
Class— CRUSTACEA, 
285 
Class — ANNELID.\, Annelides or Red-worms, 
294 
Order I., Errantia, Dorsibranchiata, 
295 
Sub-class 
I., Malacostraca, 
286 
Family 1, Aphroditidae, the Sea-mice, 
“ 2, Amphinomidai, the Amphinomes, 
296 
Section 
I., Stalk-eyed Crustacea, Podoplithahna, 
286 
297 
Older 
L, Decapoda. Ten-footed Crustaceans, 
289 
“ 3, Eunicidai, .... 
297 
U 
Brachyura, Short-tailed Crabs, . 
286 
“ 4, Nereididm, the Nereides or Sea Centi- 
(( 
Crab, the Common or Edible, Cancer pagur 
IS , 286 
pedes, .... 
297 
Macroura, Long-tailed Crabs, 
287 
“ 5, Ariciida;, .... 
298 
u 
Lobster, the Common, Homarus vulgaris 
287 
“ 6, Peripatidie, .... 
298 
u 
Anomoura, fTn-eqular-tailed Crabs, 
287 
“ 7, CliEetopterida;, 
298 
(( 
Crab, the Hermit, Pogurus Bernhardus, 
287 
“ 8, Arenicolidae, .... 
298 
a 
II., Stomapoda, Sea-Mantes, 
288 
Order II., Tubicola or Sedentaria, Capitibranchiata, 
298 
(f 
Mysis, . . . . . 
288 
Family 1, Serpulidae, .... 
299 
(( 
Crab, the Mantis, Squilla L),smarestii, . 
288 
“ 2, Terebellida;, .... 
299 
Section 
II., Sessile-eved Crustacea, Edrioplilhalma, 
288 
“ 3, Sabellariidai, .... 
299 
Older 
I., The Amphipods, Amphipoda, . 
288 
“ 4. Maldanidae, .... 
300 
U 
Talitrus, Sandhoppers or Sea-Jleas, 
288 
Order III., Terricola, Abranchia sctigera. Earth- 
u 
II., Lmmodipods, Lcemodipoda, 
289 
•worms, .... 
Family 1, Lumbricidae, Earthworms^ 
300 
III., The Isopods, Iso])oda, . 
289 
300 
(i 
Limnoria terebrans, 
289 
“ 2, Naidae, the Naides, . 
300 
(t 
Sphaeromians, 
290 
“ Nais, Stylaria, proboscidea. 
300 
(( 
Bopvri, Tail-less Crab-lice, 
200 
Order IV., Suctoria, Abranchia nonsetigera, 4.0601168, 
300 
Sub-class 
II., Entomostraca, 
290 
Family 1, Branchellidae, 
301 
Section 
I., Branchipoda, Branchipods, 
I., Phyllopods, Phyllopoda, 
290 
“ 2, Piscicolidffi, Fish-leeches, 
301 
Order 
290 
“ 3, Nephelidaj, .... 
301 
(( 
II., Cladocera, . . . . 
291 
“ 4, Hirudinidae, the True Leeches, 
301 
Section 
II., Lophyropoda, 
291 
“ 5, Glossoporidm, 
301 
U 
III., Poecilopnda, Parasitic Crustacea, 
291 
“ 6, Phyllinidae, .... 
301 
Order 
I., SiphonOstomata, 
292 
(« 
II., Leimaeidre, .... 
Sea Spiders, Pycnogonidce, 
292 

(( 
292 
(( 
Nymphon, gracile. 
292 
Class — TURBELLARI.-\, the Planarias and 
Sub-class 
III., Xiphosura, or Sword-tails, 
292 
Nemertines, &c.. 
302 
Limulus, King-crab, . . 
293 
Order I., Planariea, the Planarias, . . 
302 
Sub-order L, Rhabdocaela, 
302 
“ II., Dendrocaila, 
302 
Order II., Teretularia, the Nemertines, 
302 
Class — CIREIPEDIA, Barnacles or Sea-acorns, 
293 
Class — ENTOZOA, Intestinal Worms, 
303 
Order I., Nematoidea, the Round Wor7ns, 
304 
Family I., Lepadidas, Pedunculated Cirripeds, or 
“ II., Acanthotheca, Sheathed-hool-ed Woi-ms, 
304 
Barnacles, 
293 
“ III., Trematoda, Suctorial or Fluke Worms, 
304 
II., Balanidae, Sessile Cirripeds, or Sea- 
“ IV.. Acanthocephala, Hooked Worms, 
305 
acoms^ .... 
294 
“ V., Cestoidea, Ribband or Band Worms, 
305 
