636 



INDEX 



Coatae, 385, 387 ; of Ctenophora, 413, 



416 n. 

 Costia,lll; Cnecatrix, produces epidemics 



in fresh-water fish, 119 

 Oothurnia, 138, 158 

 Cotte, 218 n, 

 Cotton-.spimier, ^%i 

 Cotylorhiza, 3fi5 

 Coupled cell, 31, 33 f. ; in Flagellates, 



116 f. — see also Zygote 

 Covering-plates, of arms of Ophiuroidea, 



491 ; of arms of Crinoidea, 589 ; of 



Hiiocrinas, 589, 590 ; of Rhizocriuidae, 



589, 591 ; of Pentacrinidae, 589 ; of 



Antedon, 689, 594 ; of Thecoidea, 596 ; 



of Blastoidea, 599 

 Crambessa, 3^5 

 Cravihione, 325 



Craniella, ^13, 213, 214 ; C. cranium, 222 

 Craspedomonadidae, 111, 115 n., 121 f. , 



122 ; transverse division in, 115 n. — see 



also Choanortagellata 

 Crescent (gametocyte of Laverania), 104 f. 

 Cretaceous firestone of Delitzet contains 



Peridinium, 132 

 Cribrella, 457, 4S2 \ G. (Henricia) SOM- 



guiiwlenta, 462, 463 ; G. laeviuscula, 462 

 Cribriform organs, 470 

 Cricket, Mole-, Lo;phomonas parasitic in 



gut of, 123 

 Crinoidea, 430, 580 f. ; development of, 



617 f. 

 Crinorhiza, 212, 216 

 Cristellaria, 59 



Orotalocrinus, 595 ; C. piUcher, 595 

 Crustacea, small, rlieotaxy of, 21 

 Gryptabacia, 404 



Cryptogams, Higher, spermatozoa of, 38 

 Gryptoglena, shell of, 113 

 Cryptolielia, 284, 287 ; G. ramosa, 285 

 Cryptomonadaceae, 110 

 Oryptomonas, 110 

 Cryptozonate, 454 

 Crystals, in isospores of Collozoum inerme, 



76 ; proteid, 37 

 Ctcnocdla, 357 

 Ctenodiscus, 458, 471 

 Ctenophora, 41^ f. ; comb-plates of, 141 

 Ctenophoral plates, 141, 412 

 Olenoplana, 416, 421 

 Ctenoplanidae, 4^1 

 Cubomedusae, 310, 316, 318 i. 

 Cucumaria, 673 ; C. crocea, 573, 602 ; G. 



laevigata, 602 

 Cuenot, on Sporozoa, 94 ; on reproduction 



of Monocystis, 96 n. 

 Gulcita, 453, 472 ; C. tetragona, 453 

 Gulex, host of JIaemoproteus or Proteosoma, 



103 ; intermediate host of a Trypano- 

 soma, 120 

 Cultures, pure, 43 

 Cunauthidae, 298 



Gunarcha, 296 



Ounina, 296 ; G. proboscidea, 296 ; 0. 



rhodoductyla, 296 

 Gnnoctantha, S96 ; G. octonaria, 295 

 Cup ( = theca), of Flagellates, 113 ; of Sal- 



pingoeca, 122 ; of Acineta, 159, 160 — 



see also Theca, Tube 

 OupulUa, 307 ; G. sarsii, 304 

 Current, 169, 171, 234 f. ; electric, stimulus 



of, 19, 22 ; in liquid, relation of proto- 

 plasmic movements to, 7, 19, 21 

 Cuticle, of Dinoflagellata, 130; ofGrega- 



rines, 96 ; of Noctiluca, 133 — see also 



Membrane, Pellicle 

 Cutioular shell of Flagellates, 113 

 Cuvier, 245, 246 



Cuvierian organs of Ilolothuria nigra, 564 

 Cyanaea, 311, 312, 324 ; G. capillata, 311, 



324 ; G. lamarcki, 324 

 Cyanaeidae, 324 

 Cyathaxouiidae, 394 

 Cyatholiths, 114 

 Cyathophyllidae, 394 

 Gyatliophyllum,, 394 

 Cycads, spermatozoa of, 38 

 Gyclidium, 137 

 Cyclocuemaria, 397 

 Cyclomyaria, 325 

 Cyclops, host of Gkoanophrya, 159 ; of 



Rhyncheta and other Suotoria, 159 f., 



162 ; of Vorticellidas, 158 

 Cycloseridae, 404- 

 Cydippidea, ^^17 

 Cydippiform stage of Lobata and Cestoidea, 



414 

 Gydoniwm ■milleri, 222 

 Cymbonectes, 306 

 Cymboneotinae, 308 



Cyrtoidea, 79 



Cyst (a closed membrane distinct from 

 the cytoplasm around a resting-cell or 

 apocyte), 37, 39 ; cellulose-, 37 ; chitin- 

 ous, 37 ; growth of vegetal cell in, 37 ; 

 of Protozoa present in dust, 47 ; of 

 Gentropyxis aculeata, 57 ; of Gldamy- 

 dophrys stercorea, 57 ; of Amoeba coli, 

 57 ; ol Actinophrys sol, 72 ; of Actino- 

 sphaerium, 73 f. ; of Flagellata, 109, 

 117 f. ; brood-, of Paramoeba eilhardii, 

 116 n. ; of Bodo saltans, 117 ; of Opa- 

 lina, 123 f. ; of Volvocaceae, 128 ; of 

 Dinoflagellates, 131 ; of Pyrocystis, 131, 

 132 ; of Ciliata, 147 ; of Golpoda cucul- 

 lus, 147, 153 ; temporary (hypnocyst) of 

 Bhizopoda, 57 ; of Proteomyxa, 88 ; of 

 Myxomycetes, 91 ; -wall, of Acystospo- 

 ridae, 104 f 



Cystid — see Cystoidea 

 Cystiphyllidae, 394 

 Cystoflagellata, 110, 132 f. 



