610 



COM PA BA TI VE ANA TOM Y 



Glyptosphcerites, SIS 

 Goniaster, 296 

 Goniodoris, IS 

 Goniopycjvs, 290 

 GorgonuniiJiiilus, SOI 

 Gnm<iluhl,isli,la:, 315 

 GranatocruiU6, 315 



,, Norwood I, 314 



GrapMocrinus, S04 

 Gryphoea, 62 

 Gymnasteria, 297 



,, carinifera, pedicellarife, 395 



Gymnasteriidce, 297 

 Gymnosomata {Pteropoda), 11 

 Gyroceras, group, 68 



H^MOCTANIXE, 200 



HEemoglol)in, 200 



Hsemolympli, 200 



Haliadea, 6 



H(d tot idee, 4 



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



Ilalopsychc, 90 



Hamites, stage, 68 



Haplocrinus, 303 



,, mespiliformis, 303, 334 



HarpidcB, 6 



Hectocotylisation, 118, 242 

 Hdcion, 108 

 Hdiaster, 299 

 Hdiasteridce, 299 

 Heliccmon, 8 

 Helicidce, 8 

 Helicinidce, 5 



Helicophanta {Daudebardia), 45 

 Helider, 160 



Helix, 8 ; anatomy, 236 ; alimentary canal, 

 186 ; circulatory system, 204 ; 

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

 123 



,, aspersa, 75 



,, Ghiesbreghti, 183 



,, povudici,, 9 ; nervous system, 142 ; 

 shell, 60 



,, Wcdtoni, 258 

 Hemiaster, 293 



,, caver nosus, 480 



Hemicidaris, 299 

 Hemicidaridce, 290 

 Hemicosinites, 332 

 Hemieuryale, 300 

 Hcmipatagus, 293 

 Hemiplwlis, 327 



,, cordifera, disc section, 435 



Hemipneustes, 293 

 Hermceidce, 12 

 Hero, 13 



Herpdocrinua, 304 

 Heteroblastus, 315 

 Heterocrinus, 304 

 Heterolampas, 293 

 Heteromyaria, 15, 124 

 Heteropoda, 6 



Hexacrinidce, SOS 



Hexacrinus, SOS 



Hinge (Lam.), 61 



Hi2)ponyddce, 6 



Hipponyx, 108 



Hippopus, 18 



Hippurites (Rudistes), 62 



Hippuritidce, 18 



Histiotenthis, 54 



Holaster, 293 



,, suborbicidaris, apical system, 

 324 



Holedypoida, 290 



Holedypus, 290 



,, depressus, apical system, 322 



Holohepatica, 12 



Holopidce, 304 



Holopus Rangi, 305 



Holostomata, 44 



Holothnria, 285, 316 



,, impatiens, 464 



,, Murrayi, "stool," 337 



,, tubuhisa, organisation, 451 



Ilolothiirioidea, 285-288 ; 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 



Homalonyx, 45 



Homocrinus, S04 



Hood (Ceph.), 37 



Hook sacs (Gastr.), 180 



Hyalina, 76 



Hybocriniis, 304 



Hj/diriocrin us, 372 



llydrobilda, 6 



Hydroccel, 511 



Hydrocoenida', 5 



Hydrospire (Blast.), 382 



Hymenaster, 298 



,, ccelafus, 298 



,, nobilis, 298 



,, pellucidvs, apical side, 503 



Hyocrinidce, 304 



Hyocrinus Bethellianus, 305, 335 



Hyphcdaster, 296 



Hypobranchicea, 98 



HyjMcrinus, 304 



Hypoplax, 64 



lANTHINA, 108 



lanthinidce, 184 

 Iddhyocrinidce, 309 

 Ichthyocrinoidce, 308 

 Ichthyocrinus, 309 

 Idcdia, 13 

 Idinscpion, 24 

 Ilyaster, 296 

 Ilyodwmon, 418 

 Inadunata, 303 



,, Jistulntn, SOS, 363 



