INDEX 



H33 



i riiM.irni, 604 : Arthropod*, <\~* : 

 Peleoypoda, 712: Gastropoda, 75ii : 

 Cephalopoda, 804 



Renal organs— See Excretory system 

 Reproduction, Reproductive System, 14, 

 30, 39: Aui'ilxi, 14, 40 : Foraminifcra, 

 ."><i : Ht'liu/.oa, 50: Radiolaria. 63 : 

 Mveetozoa, 67: Eni/h nn, 69: Flagel- 

 lata, 74 : Choanottagellata, 78 : Dino- 

 flagellata, 79 : Cystoflagellata, 79 : 

 Mo)io<u*ti.*, 80 : Gregarinida, 83 : 

 Coccidiidea, 84 : H:emosporidea, 86 : 

 ParumCBdum, 90: Ciliata, 97: Ten- 

 taculifera, 101 : Porifera, 120 : Obelia, 

 ISO : Leptolin;v, 149 : Trachvunse, 155 : 

 B vdroeorallina, 158: Siphonophora, 

 162, 104, 166: Aiirdia, 171: Tea/ in. 

 192: Aetinozoa, 197: Hormiphom, 

 216: Mesozoa, 231, 234: I'innnriii . 

 238, 239: Fcuciola, 242, 243: Taenia, 

 248. 249, 250: Platyhelminthes, 270: 

 Nemertinea, 295 : AscarU, 302, 303 : 

 Nematoda, 307 : Acanthocephala, 314, 

 315: Chretognatha, 318: Brachionns, 

 326 : Rotifera, 334 : Dinophilea, 337 : 

 HiKjtila, 344 : Ectoprocta, 352 : Eudo- 

 procta, 355 : Phoronifi, 357 : Magt I- 

 Innin, 366: Brachiopoda, 369: Star- 

 fish, 386: Sea-urchin, 400: Ilo/othnrinn. 

 104: An/'i/on, 409: Echinodermata, 

 429: Xerei*. 449: Lumbricus, 461, 

 462, 481 : Chaetopoda, 481 : Myzosto- 

 inida, 490, 495 : Sipuncidut, 495 • 

 (iephyrea, 499: Archi-annelida, 504: 

 Struck, 514 : Hirudinea, 520 : Apttx, 

 537: Astaeut, 666: Crustacea, Peri- 

 petttu, 610 : Myriapoda, 618 : Pi ri- 

 planeta, 627, 628 : Insects, 646 : 8oor- 

 jiloii, 658: Araclinida, 671: Mussel, 

 691: Pelecypoda, 708: Amphineura, 

 718, 719 : Triimi, 732 : Gastropoda, 

 748 : Scaphopoda. 757 : Rhwlojn . 768 : 

 Sepia, 773. 775: Nautilus, 787, 788: 

 Cephalopoda, 798 



/,'- 'J nil ii in, 7*x», 701 



Reservoir (Euglena), 68 



Respiration, 13*, 35 



Respirator}' organs, 35* : Starfish, 370 ; 

 Sea-urchin, 399: Holothurian, 404: 

 Cluetopoda, 471: Hirudinea, 602: 

 Apus, 534: Attacus, 54!». 550: Crus- 

 tacea, 594: PeripOtUS, 609: Mvria- 

 poda, 617: Periptaw/a, 626, 627: 

 Insects, 641, 642: Scorpion, 657: 

 Arachnida, 668 : Mussel, 685 : Pelecy- 

 poda, 702, 704: Triton. 725: Gas- 

 tropoda, 742: Sepia, 766: IfautSus, 

 781 : Cephalopoda, 797 



Respiratory trees, 404, 428 



Retina, 39 



Retinophore, 732* 



Retinula, 536*, 537, 556 



Retractor muscles, 683 



Rhabditis, 263 



Rhabditisform, 310 



Rhabdoccelida, 252*, 255, 257, 263, 265, 

 2%, 207, 20S, 269, 271, 272, 273, 276, 

 283, 2S4 



Rhabdogatter, 319 



Rbabdome, 563*, 537 



Rhabdonema nigrorcnmnm, 308, 310 



Rhagon-type of Sponge, 118* 



Rhinophore, 787* 



Rhipictodendron, 71, 73, 74 



Rhipidoglossa, 733*, 750 



Rhizocephala, 565*, 579, 580 



Rhizopoda. 45* : Example, 46 : Clas- 

 sification and general organisation, 

 47 



Rhizostomee, 177*, 182, 183, 227 



Rhizota, 328*, 330, 333 



Rhodope, 758 



Rhombogene, 232 



Rhopalura, 232 



Rhynchobdellida, 516*, 517, 518, 519, 

 520 



Rhynchodemus, 255* 



Rhynchonella, 366, 369 



Rhynchota, 100 



Rhyncoccele, 289* 



Ring- vessel, 270*, 283 



Rock-lobster, 569 



Rock systems, 7 



Rocks, igneous and aqueous, 7* 



Rosette, 407* 



Rosette (Earthworm) 461 



Rosette plate, 418 



Rostellum, 246* 



Rostrum, 542* 



Rotalia, 52 



Rotation, sense of, 39 



Rotifer, 328 



Rotifera, 323* : Distinctive characters 

 and classification, 327* : External 

 characters, 330 : Digestive organs, 

 333 : Excretory system, 333 : Nervous 

 system and Sense-organs, 334 : Re- 

 production and Development, 344 : 

 Ethology, 335 : Affinities, 335 



Rotate, 398* 



Round-worms, 297 — See Nemathelmin- 

 thes 



Rugosa, 210* 



s. 



lobelia, 478 

 Saccammina, 53 

 Saccocirrus, 465, 477 

 Sacculi, 409* 



Sacculina, 565, 579, 580, 599 

 Sagartia, 190. 191 

 Sagitta, 316, 317. 318 

 Sail, of Siphonophora, 163, 166 

 Salinella, 233, 234 



