55-4 



COMPARATIVE ANATOMY 



Oregarina, 8 

 Oromia, 4 



,, oviformis, 5 

 Gryllidie^ 439 

 Gryllotalpa, 439 

 Gunda segmentufa, 133 

 Gijge, 296 



Gyncecophorus luematoMus, 134 

 Gyrator, 157 

 Gyrodactylus, 134 



Bmhatofinvs, 440 

 Hipmopis aulastomum, 181 

 Halacai'ida:, 510 

 Halesus, 44^ 

 Ualichondrina, 61 

 Ilaliphysema, 58 

 Haliscara, 61 



,, lobularis, section, 65 

 Halistemma^ 70 

 Halla, 183 

 Hcdohates^ 440 

 licdocypris, 290 

 JIalycryptus, 183 

 Halteres, 473 

 HaplosyUis, 182 



,, spongicola, 266 



Sarpes, 415 

 Heliconiidce, 44^ 

 Heliozoa^ 6 

 Hem^robiiis, 44^ 

 Hemiaspidcr, 416 

 Hemimetabole, 491 

 Hemipitera, 440 ; mouth parts, 451 

 Henicops, 4-38 

 Hermaphroditism, 24 



,, xjrotandrous, 65 



HemwUidce, 182 

 Hiynnione, 182 

 HesionidcB^ 182 

 Hespieridm, 44" 

 Heterogeny, 171 

 Heteromera, 441 

 Heteropitera, 440 

 Heteroincha, 9 

 Hexacorallia, 71 

 Hexactinellidce, 61 

 Hexcqmda, 438 

 Himantariimi, 438 

 Hippidce, 299 

 Hipipolyte, 357 

 Hippopodius^ 70 



Hirudinea, 180 ; eye, 232 ; section, 249 

 Hirudo medictnalis, 181 ; genital organs, 



258 ; intestinal canal, 206 ; nervous 



system, 218, 219, 220 

 Histriobdella, 181 

 Holometabole, 491 

 Holopneustic tracheal system, 480 

 Holotricha, 9 

 Homarus, 298 

 Homoptera, 44^ 

 Honey-bee, see Apis 



Honey-stomach, 461 

 Hoplonemertina, 178 

 Hormiphera, 72 



,, plumosa, 79 



Hornera, 184 

 Hyalonevm, 61 

 Hyaloplasm, 26, 49 

 Hyalosplienia, 4 



,, lata, 3 



Hydatina, 186 



,, senta, 245 

 Hydra, 67 ; neuromuscular cells, 46 

 Hydrachnidoe, 510 

 Hydridce, 67 

 Hydracorallia, 67 

 Hydrocores, 440 

 Hydrodmna, 510 

 Hydromedusce, 67 

 Hydrometra, 440 

 Hydrophilidce, 44^ 

 Hydrophilus, embryos, 455 ; development, 



494, 495, 497, 498 

 Hydropolyp, 66 ; diagram, 73 

 Hydropsyche, 441 

 Hydrozoa, 66 

 Hydrula, 66 

 Hyinenocaris, 293 

 Hymeiioptera, 422 ; mouth parts of larva, 



449 

 Hyperina, 296 

 Hypotricha, 9 



lAPlx, 439 



lUa, 292 



Ichneumonidce, 44^ 



IchthydiUTn, 186 



Idofheidce, 295 



Ilia, 299 



Imago, 490 



Imperforata, 4 



Inachus, 299 



Infusoria, 9 



Ingluvies, 461 



Insecta, 438 



Interarticular (intersegmental) membranes, 



300 

 Interradia, 74 

 Interseptal spaces, 88 

 Intima, 336 

 Intraseptal spaces, 88 

 lolanthe acanthronotus, 2d antenna, 310 

 Isis, 70 



Isopoda, 294 ! circulatory system, 360 

 Isospore, 20 



Isopteryx apicalis, chordotonal organ, 473 

 Isotoma, 439 

 lulida:, '438 



lulus Sahulosus, sensory organs, 474 

 Ixodidce, 510 



Kartokinesis, 35 

 Kentrogonidce, 292 

 Kentrogon larva 387, 386 



