610 



COMPARATIVE ANATOMY 



Glyptosphcerites, 313 

 Goniaster, 296 

 Goniodoris, 13 

 Goniopygus, 290 

 Gorgonocephalus, 301 

 Granatoblastidce, 315 

 Granatocrinus, 315 



,, Norwood i, 314 



Graphiocrinus, 304 

 Grypluica, 62 

 Gymnasteria, 297 



,, carinifera, pedicellarifc, 395 



Gymnasteriidce, 297 

 Gymnosomata (Pteropoda), 11 

 Gyroceras, group, 68 



H/EMOCYANINE, 200 



Haemoglobin, 200 



Hmolymph, 200 



Haliadea, 6 



Haliotidce, 4 



Haliotis, gills, 90, 121 ; shell, 59, 156 



Halopsyche, 90 



Hamites, stage, 68 



Haplocrinus, 303 



,, tnespilifortnis, 303, 334 



Harpidce, 6 



Hectocotylisation, 118, 242 

 Helcion, 108 

 Heliaster, 299 

 Heliasteridoe, 299 

 Helicarion, 8 

 Helicidce, 8 

 Helicinidce, 5 



Helicophanta (Daudebardia), 45 

 Helicter, 160 

 Helix, 8 ; anatomy, 236 ; alimentary canal, 



186 ; circulatory system, 204 ; 



sections, 99, 100, 104, 181 ; shell, 



123 



,, aspersa, 75 

 ,, Ghiesbreghti, 183 

 , , pomatia, 9 ; nervous system, 142 ; 



shell, 60 



,, Waltoni, 258 

 Hemiaster, 293 



,, cavernosus, 480 

 Hemicidaris, 299 

 Hemicidaridce, 290 

 Hemicosmites, 332 

 Hemieuryale, 300 

 Hemipatagus, 293 

 Hemipholis, 327 



,, cordifera, disc section, 435 



Hemipneustes, 293 

 Hermceidce, 12 

 Hero, 13 



Herpetocrinus, 304 

 Heteroblastus, 315 

 Heterocrinus, 304 

 Heterolampas, 293 

 Heteromyaria, 15, 124 

 Ifeteropoda, 6 



Hexacrinidcc, 308 

 Hexacrinus, 308 

 Hinge (Lam.). 61 

 Hipponycidce, 6 

 Hipponyx, 108 

 Hippopus, 18 

 Hippurites (Rudistes), 62 

 Hippuritidoc, 18 

 Histioteuthis, 54 

 Holaster, 293 



}i Knlmrli'n-tihi.ris, apical system, 



324 



Iluln-ti/j,,,;,!,,, 290 

 Holectypus, 290 



,, deprcssim, apical system, 322 



llnlnhepatica, 12 

 , 304 



i, 305 

 Holostomata, 44 



-!, ,. y ,SV7, 316 



, 464 



, "stool," 337 

 ,, ///////A w{, organisation, 451 



lliili>thnr!<>i<lr(i, ,~j8o-;>88 ; calcareous bodies, 

 337 ; ciliated rings, 515 ; diagram, sec- 

 tion, 407 ; oesophagus of dendrochirote, 

 404 ; oral region of actinopod, 428 ; 

 organisation of aspidochirotan, 477 ; 

 radial region, section, 409 ; stone canal, 

 etc. 418 

 lIi.niKiliiitn.i-, 45 



iIllllllX-1-in/IS, 304 



Hood(Ceph.), 37 

 Hook sacs (Gastr.), 180 

 ////ii/ina, 76 

 Hybocrinus, 304 

 11 t/ilri'ii'riii //N, 372 

 Hydrobiidce, 6 

 Hydroccel, 511 

 Hydrocoenidcr, 5 

 Hydrospire (Blast.), 382 

 Hymenaster, 298 



,, cceld.ti'K, 298 



,, ndbilis, 298 



,, pellucidus, apical side, 503 



Hyocrinidce, 304 

 Hyocrinus Bethdlian ?'.s, 305, 335 

 Hyphcdaster, 296 

 Hypobranchicea, 98 

 Hypocrinus, 304 

 Hypoplax, 64 



lANTHINA, 108 



lanthinidce, 184 

 Ichthyocrinidce, 309 

 Ichthyocrinoidce, 308 

 Ichthyocrinus, 309 

 Idalia, 13 

 Idiosepion, 24 

 Ilyaster, 296 

 Ilyodcemon, 418 

 Inadunata, 303 



,, fistvlaia, 303, 363 



