INDEX. 



633 



Eucopida3 — Marginal vesicles, 110. 

 Eudeadrium — Tentacles, 93, 101 ; Cormi, 



91 ; Figure of, 91 ; Tests, 101. 

 Eunice — Appendages, 136 ; Vascular 



system, 169; Generative organs, 190. 

 Euniceidse — Longitudinal nerve-trunks, 



149. 

 Euphausia — Eye, 261. 

 Euplectella — Skeleton, 106. 

 Euplotes — Carapace, 83. 

 Euryalida — Arms, 196; Integument, 



203. 

 Eurylepta — Alimentary canal, 158. 

 Eurystomata — Auditory organ, 538 ; 



Columella, 538. 



Fabricia — -Auditory organs, 156. 



Falco— Eye, 529. 



Fibrospongise — Skeleton, 106. 



Firolidas — Kidney, 377. 



Fisbes — Corium, 417 ; Tegumentary 

 glands, 420 ; Vertebral column, 129 ; 

 Articular processes, 437 ; Ribs, 438 ; 

 Hind-limb, 487 ; Intercostal muscles, 

 496 ; Muscles of branchial skeleton, 

 497 ; Do. of paired appendages, 498 ; 

 Electric organs, 500 ; Cerebellum, 

 505 ; Medulla oblongata, 505 ; Ar- 

 achnoid, 513 ; Spinal nerves, 514 ; 

 Olfactory nerve, 515 ; Vagus, 517 ; 

 Visceral nervous system, 523 ; Beards, 

 524 ; Olfactory organs, 525 ; Eye, 

 528; Optic bulb, 529; Lens, 531; 

 Eyelids, 532 ; Labyrinth, 535 ; 

 Branchial pouches, 542 ; Enteron, 

 555 ; (Esophagus, 556 ; Liver, 564 ; 

 Mesentery, 565 ; Air-bladder, 567 ; 

 Heart, 577 ; Bulbus arteriosus, 578 ; 

 Branchial artery, 578 ; Carotids, 

 578 ; Arterial arches, 579 ; Aorta, 

 579 ; Arterifc intercostales, 589 ; 

 Venous system, 590; Ductus Cuvieri, 

 590 ; Jugular veins, 590 ; Cardinal 

 do., 590; Caudal do., 590; Portal 

 system, 590 ; Renal portal system, 

 590 ; Inferior venas cavsc, 593 ; 

 Lymph sinuses, 598 ; Lymphatic 

 hearts, 599 ; Lymphatic glands, 600 ; 

 Ova, 609; Sperm, 609; Efferent 

 ducts, 610. 



Fissurella — Branchiae, 337 ; Heart, 371 ; 

 Excretory organ, 377 ; Generative 

 glands, 385. 



Flagellata — Protoplasm, 76. 



Flea— Ovary, 301. 



Flies — Nervous system, 257. 



Flustra— Hind-gut, 161. 



Foraminifera — Protoplasm, 76 ; Shells, 

 81. 



Forficulidae— Elytra, 247. 



Formica — Masticatory stomach, 272. 



Fovrl— Hyoid, 472 ; Brain, 507 ; Auditory 

 organ, 533; Stomach, 557; Develop- 

 ment of arteries, 587. 



Frog — Vertebral column, 433 ; Brain, 

 505 ; Branchial plexus, 514 ; Cephalic 

 arteries, 586; Arterial system, 586; 

 Renal veins, 594. 



Fungise— Colonies, 100; Skeleton, 106. 



Gadus— Skull, 452 ; Shoulder-girdle, 475. 



Galeodea— Nervous system, 256; Ganglia, 

 256; Digestive organs, 270; Lungs, 

 291 ; Generative organs, 297. 



Galeus — Ovaries, 610. 



Gallinse — Caeca, 562. 



Ganimarus — Heart, 280. 



Ganoidei — Vertebral column, 429 ; Trans- 

 verse processes, 431 ; Fin rays, 432 ; 

 Ribs, 439 ; Cartilaginous cranium, 

 450; Mandibular apparatus, 453; 

 Operculum, 455 ; Shoulder-girdle, 

 475 ; Thoracic fin, 47S ; Pelvic-girdle, 

 484; Ventral fin, 487; Olfactory 

 lobes, 504; Thalamencephalon, 504; 

 Sinus rhomboidalis, 505 ; Medulla 

 oblongata, 505 ; Optic nerves, 517 ; 

 Ciliary processes, 530 ; Spiracle, 537 ; 

 Spiracular cleft, 513; Teeth, 550; 

 Enteron, 555 ; Spiral valve, 560 ; 

 Air-bladder, 567 ; Conus arteriosus, 

 578 ; Aorta, 585 ; Kidneys, 601 ; 

 Mullerian ducts, 610 ; Cloaca, 619. 



Gasteropoda— Velum, 319 ; Foot, 321, 323 ; 

 Mantle, 322 ; Siphon, 322 ; Tentacles, 

 326, 352; Integumentary glands, 329; 

 Shell, 332; Operculum, 335; Branchiae, 

 337; Internal skeleton, 341 ; Cerebral 

 ganglia, 347 ; Buccal ganglia, 351 ; 

 Olfactory organs, 352 ; Visual or- 

 gans, 353 ; Auditory organs, 356 ; 

 Alimentary canal, 358 ; Jaws, 360 ; 

 Circulatory centres, 368, Auricles, 

 369, 373 ; Heart, 371 ; Vessels, 371 ; 

 Blood-fluid, 375; E.Kcretory organ, 

 377 ; Generative organs, 381 ; Effe- 

 rent ducts, 382. 



Gasterostomum — -Pharynx, 158. 



Geckotidae — Teeth, 551. 



Geophilus — Nervous system, 225. 



Gephyrea — Incomplete metamerism, 310 ; 

 Respiration in, 136 ; Integument, 

 136 ; Cilia, 137 ; Dermal glands, 141 ; 

 Cerebral mass, 148 ; Alimentary 

 canal, 161 ; Vascular system, 170 ; 

 Excretory organs, 174; Generative 

 organs, 189. 



Gerardia — Generative organs, 122. 



Geryonidae — Nervous system, 109 ; Mar- 

 ginal vesicles, 110. 



Glomeris — Enteric canal, 271 ; Tracheae, 

 288. 



Glycera — Visceral nerves, 151 ; Vascular 

 system, 170. 



Glyceridae — Blood-corpuscles, 172. 



Gnathostoma — Nerve-fibres, 33; Cranium, 

 447 ; Lower jaws, 448 ; Palato-quad- 

 rate, 448 ; Dermal muscles, 492 ; 



