INDEX 



63s 



Colpidiiim, 1S7 ; C. colpoda, diagram of 

 conjugation, 149 ; nuclear relations in 

 conjugation, 151 



Colpoda, 137 ; C cucullus, 153 ; brood- 

 fission in cyst, 147 



Columella, 370, 385 



Columnals, 619 ( = Stem-ossicles, q.v.) 



Golumnaria, S44 



Cmnatxda = Antedon, q.v. 



Comatulidae, 59^ ( 



Combs of Ctenophora, 141, 412 



Comitalia, 201 



Commensals, of Heliozoa, 73 ; of Radio- 

 laria, 80, 86 f. ; of Infusoria, 153 f. ; 

 ^see also Zoochlorella^ Zooxccnthella, 

 and Symbiosis 



Comminator muscles of Aristotle's lantern, 

 526 



Commissure of radial cords of aboral 

 nervous system of Antedon rosacea, 

 585 



Compasses (or radii) of Aristotle's lantern, 

 526 



Conant, 319 



Conaria larva, 302 



Oonchophtheims, 137 



Conchula, 380 



Confervaceae, related to green Flagellates, 

 48 



Confervoid form of Hy drums, 113 



Conjugatae, syngamy of, compared to 

 certain Clilamydomonads, 126 



Conjugation, 33 f. ; of Rhizopoda, 54, 

 56 f. ; of Tricliosphaerium, 54, 56 f. ; 

 exogamous, in Foraminifera, 68 f. ; of 

 Heliozoa, 72, 73 f. ; of Sporozoa, 95 f. ; 

 of Lankesteria, 95 f. ; of Monocystis, 

 96 ; of Gregarines, 97, 100 ; of Stylo- 

 rhynclms, 99 ; bisexual, of Sarcocystis 

 tenella, 108 n. ; of Flagellates, 115 ; of 

 Bodo saltans, 117 ; of Trypanosoiiui, 

 120 ; by a fertilising tube in Chlamy- 

 domonas, 125 ; of Volvocaceae, 127 f. ; 

 of Volvox, 127 f. ; isogamous and endo- 

 gamous, of Stephanosphaera, 128 ; in 

 Dinoflagellates, 131 n. ; of Nociiluca, 

 133 ; of Ciliata, 148 f. ; of Paramecium 

 caudatum, 148 ; of Oolpidmm colpoda, 

 diagram, 149 ; of Peritrichaceae, 151 f., 

 157 ; of Vorticella,, 157 ; of Suctoria, 

 161 ; of meganucleus in Dendrocometes, 

 161, 162 — see also Syngamy, Fertilisa- 

 tion 



Conoclypeus, B58 



Constancy of type in Protista, 42 f. 



Conte, 292 n. 



Contractile vacuole, 5, 10, 14 f. ; of 

 Amoeba polypodia, 5, 10 ; of fresh- 

 water and brackish Protozoa, accessory 

 spaces and canals, 47 ; of Rhizopods, 

 52 ; of fresh-water AUogromidiaceae, 

 60 ; of Microgromia socialis,60 ; of Helio- 



zoa, 71, 72, 74 ; of zoospore of Claihru- 

 lina, 74 ; of Myxomycetes, 92 ; of 

 Flagellata, 110, 112, 115 ; of Crypto- 

 monas, 112 ; of Diplomita, 112 ; of 

 Oikmnoiias, 112 ; of Tetramitus, 112 ; 

 of Trachelohicmas, 112 ; of Bodo saltans, 

 117 ; of Choanofiagellates, 122 ; absent 

 from Opalinidae, 123 ; of Eiiglenaceae. 

 125 ; of Volmx, 126 ; of Ciliata, 143 f. ; 

 in fission, 147 ; of StylonycMa, 139 f. ; 

 of Stentor, 156 ; of Vorticella, 157 ; of 

 Suctoria, 160 f , 162 



Contractility, 8, 9 ; muscular mechanism 

 of, 14 t. 



Contraction, of Amoeboid cell, 16 f. 



Copepoda, infested by Bpistylis, 158 — see 

 also Cyclops 



Coppinia, $80 ; C. arcla, 280 



Coprolites, Radiolaria in, 87 



CoproTnyxa, 90 



Coral, 326, 365 ; Organ - pipe, 343 ; 

 Precious ( = Red), 326, 352 ; Flexible 

 ( = various Alcyonavia), 326 ; Stony 

 ( = Madreporaria), 326, 384 f. ; Brain-, 

 401 ; Blaclc ( = Gerardia, 406, and 

 Antipatharia, 407) ; -Reefs, 390 f. ; 

 Reef-, 389 f. 



Coralliidae, 335, 35S ; commercial im- 

 portance, 328 



Corallimorphidae, 383 



Coralliinorphus, 383 



CoraUium, 333, 350, S5S ; 0. boshuensis, 

 352 ; C. confusum, 352 ; C. elatiiis, 352 ; 

 C. inutile, 352 ; 0. japoniciim, 352 ; C 

 johnsoni, 352 ; C. konojoi, 352 ; C. 

 nobile, 340 n., 341, 352 ; 0. pusillum, 

 352 ; C. reginae, 352 ; C. stylasteroides, 

 352 ; 0. sidcatum, 352 



Corbula, 276 



Cordylophora, 269, 272 



Cormidia, 301, 305 



Cormdaria, 334, 344 



Cornulariidae, 344- 



C&i'nuspira, 59 ; shell of, 64 



Corona, of Echinus esculentus, 504, 511 ; 

 of Endocyclioa, 530 ; of Cidaridae, 630 ; 

 of Echinothuriidae, 530, 535 ; otTemno- 

 pleurinae, 539 



Coronaster, 474 



Coronata, 314, 3S1 



Cortex, 190, 191, 213 ; gastral cortex, 

 188 



Corticata, 49 n. 



Corydendriitm (family Tiaridae, 273) ; C. 

 parasiticum, 269 



Gorymorpha, 263, 265, 266, S73 ■; O. 

 nutans, 273 



Coryniorphidae, 273 



Oorynactis, 372, 3S3 ; C. mridis, 383 



Coryne, S72 



Corynidae, 272 



Cosmiolithus, 346 



