636 



INDEX 



Costae, 385, 387 ; of Ctenophora, 413, 

 416 n. 



Costia, 111; O.necatri.c, produces epideiuics 

 in fresh-water tish, 119 



Cothurnia, 138, 158 



Cotte, 218 n. 



Cotton-spinner, 564 



Cutijlorhiza, 325 



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

 116 f. — see also Zygote 



Covering-plates, of arras of Opliiuroidea, 

 491 ; of arms of Crinoidea, 589 ; of 

 Ht/ocrinus, 589, 590 ; of Rhizocriiiidae, 

 589, 591 ; of Pentacrinidae, 589 ; of 

 AnMon, 589, 594 ; of Thecoidea, 596 ; 

 of l'.last.ii,lea, 599 



Vraniellu, 213, 213, 214 ; C. cranium, 222 

 Craspedomonadidae, 111, 115 n., 121 1"., 



122 ; transverse division in, 115 n. — see 



also Choanoliagellata 

 Crescent (gametoeyte of Laver-ania), 104 f. 

 Cretaceous firestone of Delitzet contains 



Pcrklinium, 132 

 Cribrdla, 457, Jf62 ; G. [Henricia) san- 



guimlenta, 462, 463 ; C. laeviuscula, 462 

 Cribriform organs, 470 

 Cricket, Mole-, LojiJiomonas parasitic in 



gut of, 123 

 Crinoidea, 430, 5S0 f. ; development of, 



617 f. 

 Crinorhiza, 212, 216 

 Cristellaria, 59 



Orotalocrinus, 595 ; C. pulcher, 595 

 Crustacea, small, rheotaxy of, 21 

 Cryptabacia, 404 



Cryptogams, Higher, spermatozoa of, 38 

 Cryptoglena, shell of, 113 

 Cryptohelia, 284-, 287 ; O. ramosa, 285 

 Cryptomonadaceae, 110 

 Cryptomonas, 110 

 Cryptozonate, 454 

 ('rystals, in isospores of Collozoum inerme, 



76 ; proteid, 37 

 Ctenocella, 357 

 Ctenodiscus, 458, -^7i 

 Ctenophora, 412 f. ; comb-plates of, 141 

 Ctenophoral plates, 141, 412 

 Clenoplana, 416, 421 

 Ctenoplanidae, 421 

 Ciibomedusae, 310, 316, 318 i. 

 (Jncumnria, 573 ; C. crocca, 573, 602 ; C. 



laevigata, 602 

 Cucnot, on Sporozoa, 94 ; on reproduction 



of Monocysti.s, 96 n. 

 Culcita, 453, 472 ; C. tetragona, 453 

 C'ltlex, host of Haemoproteus or Proteosoma, 



103 ; intermediate host of a Trypano- 

 soma, 120 

 Cultures, pure, 43 

 Cunanthidae, 296 



Cunarcha, 296 



Cunina, 296 ; C. proboscidea, 296 ; C. 

 rhododadyla, 296 



Cimoctantha, 296 ; C odonaria, 295 



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

 pingoeca, 122 ; of Acineta, 159, 160 — 

 see also Theca, Tube 



Cupulita, 307 ; C. sarsii, 304 



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



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



j plasmic movements to, 7, 19, 21 



I Cuticle, of Dinoflagellata, 130 ; of Grega- 



rines, 96 ; of Nodiluca, 133 — see also 



Membrane, Pellicle 



Cuticular sliell of Flagellates, 113 



Cuvier, 245, 246 



Cuvierian organs of Ilolothuria nigra, 564 



Gyanaea, 311, 312, 324 ; C. capillata, 311, 

 324 ; C. lamarcki, 324 



Cyanaeidae, 324 



Cyathaxoniidae, 394 



Cyatholiths, 114 



Cyathophyllidae, 394 



Gyathophyllum, 394 



Cycads, spermatozoa of, 38 



Gydidium, 137 



Cyclocuemaria, 397 



Cyclomyaria, 325 



Gydops, host of Ghoanophrya, 159 ; of 

 Rhyndieta and other Suctoria, 159 f., 

 162 ; of Vorticellidiv, 158 



Cycloseridae, 404 



Cydippidea, 41'i 



CVdippiform stage of Lobata and Cestoidea, 

 '414 



Cydonium milleri, 222 



Gymhonectes, 306 



Cymbonectinae, 306 



Cyphoderia, 52 



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 Cldamy- 

 dophrys stercorea, 57 ; of Amoeba coli, 

 57 ; o1 Actinophrys sol, 72 ; of Adino- 

 sphaerium, 73 f. ; of Flagellata, 109, 

 117 f. ; brood-, of Paramoeha eilhardii, 

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

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

 Dinoflagellates, 131 ; oi Pyivcystis, V6\, 

 132 ; of Ciliata, 147 ; of Golpoda cucul- 

 his, 147, 153 ; temporary (hypnocyst) of 

 llhizopoda, 57 ; of Proteomyxa, 88 ; of 

 Myxomycetes, 91 ; -wall, of Acystospo- 

 ridae, 104 f 



Gystiactis, 382 



Cvstid — see Cvstoidea 



Cystiphyllidae, 394 



Cystoflagellata, 110, 132 f. 



