INDEX 



631 



in Eadiolaria, 85 f. ; in Proteomyxa, 

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

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

 tomeae, 115 ; in Chlaraydomonadidae, 

 115 ; in Paramoeia eilhardii, 116 n. ; 

 in Choanoflagellates, 122 ; in Protero- 

 spongia, 122 ; in Volvocidae, 127 f. ; 

 in Ciliata, 147 ; in Colpoda oucullus, 

 147, 153 ; of male Peritriohaceae, 151 

 f., 157 ; retarded, 31 f. 



Brood-mother-cell, 31 



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

 Hemiaster philippi, 556, 602 ; of Ano- 

 chamis, 554 ; of Cucumaria laevigafa, 

 602 ; of Psolus ephippifer, 602 



Brooks, 288, 290, 808 n. 



Brown colour of lakes or ponds often due 

 to Dinoiiagellates, 181 



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



Bruce, Col. and Mrs., on Trypanosomic 

 fever and sleeping sickness, 120 



Butbles of carbon dioxide formed in 

 Arcella, etc., 53 



Buccal sinus of Holoilmria nigra, 566 



Buccal tentacle — see Buccal tube-foot 



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

 thrix fragilis, 486 ; of Echinus escu- 

 lentus^ 518 ; of Echinocardiuvi cordaium, 

 551, 561 ; oi Holothuria nigra, 661 ; of 

 Spatangoidea, 577 ; development of, in 

 Holothuroid pupa, 615 



Budding, in Trichosphaerium, 54 ; in 

 Rhizopoda, 56; in Acanthocystis, 73; 

 in Aoantharia, 86 n. ; in Spirochonci, 

 147 ; inSuctoria, 160, 162 ; in Sponges, 

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

 250 f., 268, 275 ; in Medusae, 270, 296 ; 

 in Scyphistoma, 317 ; in Alcyonaria, 

 840 ; in Zoantharia, 371 



Bud-fission in testaceous Eliizopoda, 55 ; 

 in Euglypha, 29 



Buffon, on organisms of putrefaction, 48 



Bulimina, 69 



Bulk and surface of organism, ratio 

 between, 14 



Bunodactis gemmacea, 378 



Bunodeopsis, 38i 



Bunodes, 378, 38^ ; B. gemmacea, 382 



Bunodidae, 382 



Burrowing habits, of certain Asteroidea, 

 461 ; of Astropecten, 469 ; of Paxil- 

 losa, 469 ; of Porcellanasteridae, 471 ; 

 of Strongylocentrotus lividus, 541 ; of 

 Echinarachnius parma, 546 ; of Echino- 

 cardium cordatum, 549 ; of Spatangus 

 purpureus, 555 ; of Molpadiida, 575 ; of 

 Synaptida, 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 

 Biitschli, on protoplasm, 16 n. ; on para- 

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

 Cystofiagellates, 185 ; on classification of 

 Ciliata, 137; on Strombidium and Tw- 

 quatella, 155 n. ; on Sponges, 168, 

 172 n. 



Caecum (diverticulum), of alimentary canal 



of Echinocardiuin cordatum, 551 ; of 



alimentary canal of Blasipoda, 669, 571 

 Caenomorpha, 131, 141 n., 154 ; C. uni- 



serialis, 155 

 Cake-urchins = Cly pea-stroidea, q.v. 

 Calcaire Grossier, 70 

 Calcarea, I84 f. 

 Calcareous ooze, 114 

 Calcareous ring, oi Holothuria nigra, 566 ; 



of H. cinerasccns, 567 ; of Phyllophorus 



rugosus, 567 

 Qalcaromma calcarea, 83 

 Oalciiuba, 59 ; growth of, 64 ; pylomes of, 



64 

 Calices of Madreporaria, 871 

 Calicoblasts, 385 

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



Protozoa, 46 ; on rhythm in life-cycle of 



Ciliata, 148 n. 

 Calliactis (family Sagartiidae, 381) ; G. 



parasitica, 878 

 Callianira, 4I8 

 Callianiridae, Ji.17 

 Calthrop, 184 ; of Eadiolaria, 83 

 Calycophorae, 300 f. 305 

 Calymma, 79, 82 

 Calymma, 4^0 

 Calymmidae, 4^0 

 Calyptoblastea, 275 f. 

 Calyx, of Echinus esculentus, 513 ; of 



Echinarachnius parma, 545 ; of Pelma- 



tozoa, 579 ; of Crinoidoa, 680, 588 f. ; of 



Carpoidea, 580 ; of Cystoidea, 680, 698 ; 



of Blastoidea, 680, 599 ; of Holopus, 



692 ; of fossil Crinoidea, 595 

 Camerata, 595 

 Oampanularia, Z80 

 Campanulariidae, 280 

 Oampascus, 62 ; test of, 55 

 Camptolithus, 346 

 Camptonona, 70, 73 

 Canalaria, 201 

 Canals, "feeding," afferent, or replenishing 



of contractile vacuole system in Ciliata, 



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



of Stentor, 156 

 Cannopon-a, 283 



Cannopylaea ( = Phaeodaria), 76 

 Cannotidae, 278 



Capillitium of Myxomycetes, 90 f., 92 

 Capnea, saMgitinea, 383 

 Capria, 321 



