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INDEX. 



Amphitritea chetopoda heteiocrisinaj 



xiii. 9 

 Amphitrites, skin of the, 86 

 Amymone, {Midler) 332 

 AnccEus, head of the, 236 

 Anceus, {Riss.) 212 



forficularis, 212 

 Animal-flower, the, 11 

 Annelida, the, 3. 6. 



the setigerous, 41 



supplement to the, 37 

 Aunelides, when first named, 48 

 Anomala, 177 

 Anthosoma, {Leach) 374 



Smithii, 374 

 Anthura, {Leach) 222 



antennas of, 219 

 Antonomea, {Risso) 193 



Olivii, 193 

 Aphrodita, {Lin.) 25 



aculeata, 26. 76 



cirrhosa, 26 



clava, 27 



hystrix, 2G 



lepidota, 26 



plana, 27 



punctata, 26 



squamata, 6. 26 

 Aphrodites, of Pallas, 18 



blood of the, 6 

 Aphrodite aculeata, 67 



carunculata, 18 

 Apoda, {Blain.) 76 

 Apseudes, {Leach) 211 

 Apus, (Scop.) 355 



annulated body of, 238 



canciformis, 359 



Montagui, 359 



vert, 359 

 Aquatic-fleas, what called, 270 

 Arachneida, egg of the, 2 

 Arachnida, the, 4. 131 



abdomen of the, 439 



body of the spinning, 440 



feet of the, 442 



organs of manducation of, 441 



supplement to the, 438 



supplement on the trachean, 

 510 



web of the, 447 

 Arachnides, the, 383 



the pulmonary, 385 



the trachean, 385. 495 

 Araignee a bandes blanches, 432 



a chevrons, 432 



domestique a longue^ paltes, 412 



mafonne. 399 



mineuse, 399 

 Araisnees-crabes, 398 



Aranea, {Lin.) xiii. 387 

 aquatica, 410 

 avicularia, 397 

 avicularia, bite of, 554 

 cancer, 448 

 cementaria, 464 

 cicatrosa, 416 

 citrea, 424 

 conica, 417 

 cucurbitina, 417 

 diadema, 416 

 esuriens, 415 

 Florentina, 408 

 formicaria, 432 

 globosa, 424 

 impressa, 416 

 irregularis, 424 

 labyrinthica, 468 

 levipes, 422 

 mactans, 411 

 picea, 401 

 saccata, 428 

 sanguinolenta, 431 

 Sauvagesii, 400, 461 

 scalaris, 416 

 scenica, 432. 485 

 senoculata, 417 

 smaragdula, 419 

 tarantula, 428 

 tredecim guttata, 411 

 viridissmia, 419 



Araneides, 387 



bite of the, 394 

 body of the, 452 

 diving bell of the, 469 

 the wandering, 449 

 the young, 451 



Araneus amentatus, 428 

 margaritarius, 422 



Arborescent aquatic flea, 338 



Arcania, {Leach) 162 



Arctnrus, {Latr.) 223 



tuberculatus, 223 



Arcuata, 151 



Arenicola, 91 



{Lam.) 17 

 clavata, 18 

 gills of the, 92 

 oesophagus of the, 93 

 piscatorum, 17 

 what called, 41 



Argas, {Lat.) 507 



perricus, 507 



Argule foliacee. 370 



Argulus, {MilUer) S66 

 Charon, 369, 370 

 delphinus, 370 

 foliaceus, 365 



Argyroneta, {Lat.) -ilO 



