vi 
TABLE OF CONTENTS. 
Page 
Page 
PISCES 
289 
Dorsibranchiata 
393 
Acanthopterygii 
292 
Abranchia 
397 
Percidae 
293 
Setigera 
397 
Fishes with hard cheeks 
294 
Asetigera 
398 
Scienidae 
295 
ARTICULATED ANIMALS WITH 
ARTICU- 
Sparidae 
296 
LATED FEET 
401 
Menidae 
296 
Introduction, by Latreille 
401 
Squamipenues 
296 
Divided into Classes . 
405 
Scomberidae 
298 
CRUSTACEA MALACOSTRACA 
410 
Taenidae 
302 
A. Eyes placed on a footstalk 
410 
Tlieutyes 
303 
Decapoda 
410 
Labyrinthiform Pharyngeals 
303 
Brachyura 
412 
Mug'ilidae 
304 
Macrura 
416 
Gobiodae 
305 
Stomapoda 
423 
Pectorales pedunculati 
308 
Unipeltata 
424 
Labridae 
. 
309 
Bipeltata 
425 
Fistularidae 
311 
B. Eyes sessile and immoveable 
425 
Malacopterygii Abdominales 
312 
Amphipoda 
426 
Cyprinidas 
. 
313 
L^modipoda 
429 
Esocidae 
314 
ISOPODA . 
430 
Siluridae 
. 
316 
CRUSTACEA ENTOMOSTRACA 
434 
Salmonidae 
. 
318 
Branchiopoda 
436 
Clupeidae 
. 
320 
Lophyropa 
436 
Malacopterygii Subbrachiati 
321 
Phyllopa . 
441 
Gadidae 
. 
322 
Pfficilopoda 
444 
Pleuronectidae 
323 
Xyphosura 
444 
Discoboli . 
324 
Siphonostoma 
445 
Malacopterygii Apoda 
325 
TRILOBITES 
449 
Lophobranchii . 
326 
ARACHNIDA 
450 
Plectognathi 
327 
PULMONARIA 
453 
Gymnodootes 
327 
The Spiders 
454 
Sclerodermi 
328 
The Pedipalpi 
465 
Chondropterygii Branchiis Liberis 
330 
Tracheari^ 
466 
Chondropterygii Branchiis Fixis 
331 
The Pseudo-Scorpiones 
467 
Selachii 
331 
The Pycnogonides 
467 
Cyclostomata 
333 
The Holetra 
468 
MOLLUSCA 
335 
INSECTA 
471 
Division into Classes . 
337 
Myriapoda , 
482 
CEPHALOPODES . 
337 
Chilognatha 
483 
PTEROPODES 
343 
Chilopoda 
485 
GASTEROPODES . 
344 
Thysanoura 
486 
PULMONEA 
347 
Lepismenae 
487 
Nudibranchiata 
351 
Podurellae 
487 
Inferobranchiata 
353 
Parasita 
488 
Tectibranchiata 
353 
SUCTORIA 
489 
Heteropoda 
356 
Coleoptera 
491 
Pectinibranchiata 
357 
Pentamera 
492 
Trochoides 
358 
Carnivora 
492 
Capuloides 
361 
Brachelytra 
506 
Buccinoides 
362 ; 
Serricornes 
508 
Tubulibranchiata 
367 
Ciavicornes 
515 
Scutibranchiata 
368 
Palpicornes 
520 
Cyclobranch lATA 
369 
Lamellicornes 
521 
ACEPHALES 
369 
Heteromera 
530 
Acephala Testacea 
370 
Melasoma 
530 
The Oysters 
371 
Taxicornes 
533 
Mytilaceae 
375 
Sten elytra 
533 
Camacea . 
376 
Trachelides 
536 
Cardiacea 
377 
Tetramera 
538 
Inclusa 
379 
The Weevils 
539 
Acephala Nuda 
382 
Xylophagi 
542 
Segreg^ata 
382 
Platysoma 
544 
Aggregata 
383 
Longicornes 
544 
BRACHIOPODES . 
384 
Eupoda 
549 
CIRRHOPODES 
385 
Cyclica 
550 
ARTICULATED ANIMALS 
387 
Clavipalpi 
554 
Division into Classes 
388 
Trimera 
554 
ANNELIDES 
389 
Fungicolse 
554 
Division into Orders 
389 
Aphidiphagi 
555 
Tubicolaj 
391 
Pselaphi 
555 
