INDEX 



6u 



in Radiolaria, 85 f. ; in Proteoiuyxa, 

 49, 88 f. ; in Sporozoa. 48, 94 f. ; in 

 Flagellata, 109, 115, 117 f. ; in Poly- 

 tonieae, 115 ; in Clilaniydonionadidae, 

 115 ; in Pammocha eilliardii, 116 n. ; 

 in Choanotlagellates, 12*2 ; in Protero- 

 sponijia, 122 ; in Volvoeiilae, 127 f. ; 

 in Ciliata, 147 ; in C'olpoda cucullns, 

 147. 153 ; of male Peritrichaceae, 151 

 f., 157 ; retarded, 31 f. 



Brood-motlier-eell, 31 



Brood- pouch, of PUroster, 465, 466 ; of 

 Hemiaster philippi, 556, 602; oii Ano- 

 chanus, 554 ; of Cucumaria laevigata, 

 602 ; of Psoh(s ejyiiipjji/cr, 602 



Brooks, 288, 290, 308 ii. 



Brown colour of lakes or i)onds often due 

 to Dinotlagellates, 131 



Browne, 273, 281 n., 291 n.. 312 



Bruce, Col. and Mrs., on Trypanosoniic 

 fever and sleeping sickness, 120 



Bubbles of carbon dioxide formed in 

 Arcella, etc., 53 



Buccal sinus of Holothuria nigra, 566 



Buccal tentacle — see Buccal tube-foot 



Buccal tube-foot (ami tentacle), of Ophio- 

 thrix fragiUs, 486 ; of Echvmis esmc- 

 lentus, 518 •,ot'Ecln'/ioc"iih'i'iii ronlaium, 

 551, 561 ; ot Holoth, ',■:., „i,,,;i. 561; of 

 Spatangoidea, 577 : de\i_'lopiiicnt of, in 

 Holotliuroid pupa, 615 



Budding, in Trichosphaeriiim, 54 ; in 

 Rhizopoda, 56 ; in Acanihocystis, 73 ; 

 in Acantharia, 86 n. ; in Spirodiona, 

 147 ; inSuctoria, 160, 162 ; in Sponges, 

 177 f., 228, 229, 230 ; in Hydrozoa, 

 250 f., 263, 275 ; in Medusae, 270, 296 ; 

 in Scyphistoma, 317 ; in Alcyonaria, 

 340 ; in Zoantliaria, 371 



Bud-fission in testaceous Eliizopoda, 55 ; 

 in Eiiglypha, 29 



Buffon, on organisms of putrefaction, 43 



Bidimina, 59 



Bulk and surface of organism, ratio 

 between, 14 



Eunodactis gemmncea, 378 



Bvn odeops is, 3S2 



Biniodes, 378, 3S3 ; B. gcmmacea, 382 



Bunodidae, 382 



Burrowing habits, of certain Asteroidea, 

 461 ; of Astropecfen, 469 ; of Paxil- 

 losa, 469 ; of Porcellanasteridae, 471 ; 

 of Slrongyhcentrotus lividus, 541 ; of 

 Echinarachnins parmn, 546 ; of Erin' no- 

 card.ium cordatum, 549 ; of Spatangvs 

 purpureus, 555 ; of Molpadiida, 575 : of 

 Svnaptida, 576 ; of Synapta inhaerens, 

 577 



Burrowing Urchins, 529 



Bursaria, 137, 155 



Bury, on primary axial sinus of Holo- 

 thuroid larva, 564 ; on change in posi- 



tion of mouth during metamorphosis of 

 Auricularia, 614 

 Btitschli, on i)rotoplasni, 16 n. ; on jiara- 

 myluni, 95 n. ; on Protozoa, 46 ; on 

 Cystotlagellates, 135 ; on classification of 

 Ciliata, 137 ; on Stromhidium and Tor- 

 qnateUa, 155 n. ; on Sponges, 168, 

 172 n. 



Caecum, (diverticulum), of alimentary canal 



of Ecliinocardium. curdatiim, 551 ; of 



alimentary canal of Elasipoda, 569, 571 

 Caenomorpha, 137, 141 n., 154 ; C. uni- 



serialis, 155 

 Cake-urchins = Clypeastroidea, q.v. 

 Calcaire Grossier, 70 

 Calcarea, IS 4 f. 

 Calcareous ooze, 114 

 Calcareous ring, of Holothuria nigra, 566 ; 



of II. ciiierascens, 567 ; of Phy/ii>2)Ii07-v.s 



rKgosus, 567 

 Calcaromma calcarea, 83 

 Calcituha, 59 ; growth of, 64 ; pvlomes of, 



64 

 Calices of Madreporaria, 371 

 Calicoblasts, 385 

 Calkins, on nucleus in Protozoa, 25 n. ; on 



Protozoa, 46 ; on rhythm in life-cycle of 



Ciliata, 148 n. 

 Calliactis (family Sagartiidae, 3S1) ; C. 



jK/rasitica. 378 

 CalUanira, JflS 

 Callianiridae, >^77 

 Calthrop, 184 ; of Radiolaria, 83 

 Calycophorae, 300 f. 305 

 Calymma, 79, 82 

 Calymma, 4~0 

 Calymmidae, 4'-0 

 Calyptoblastea, S75 f. 

 Calyx, of Echinus esculentns, 513 : of 



Echinarachnins panna, 545; of Pelma- 



tozoa, 579 ; of Crinoidea, 580, 588 f. : of 



Carpoidea, 580 ; of Cystoidea, 580, 598 ; 



of Blastoidea, 580, 599 ; of Holopus, 



592 ; of fossil Crinoidea, 595 

 Camerata, 595 

 Campanvlaria, 2S0 

 Campanulariidae, 2S0 

 Campascus, 52 ; test of, 55 

 Camptolithus, 346 

 Ca7)iptonema, 70, 73 

 Canalaria, 201 

 Canals, " fee<ling," atVerent, or replenishing 



of contractile vacuole system in Ciliata, 



14, 143, 146 ; of Stylonychia, 139 f. ; 



of Stctnr, 156 

 Cannopora, 2S3 



Cannopylaea ( = Phaeodaria), 7o' 

 Cannotidae, 278 



Capillitium of Myxomycetes, 90 f., 92 

 Capnea sangninea, SS3 

 Cajyria, 321 



