INDEX 



627 



Amoeba, 4 f. ; reactions of, 7 f. ; devour- 

 ing a plant cell, 9 ; excretion of, 14 f. ; 

 motion of, 17 f. ; respiration of, 17 f. ; 

 taxies of, 22 



Amoeba, 51 ; habitat of, 57 ; posterior disc 

 or sucker, 53 ; A. binucleata, 30, 52 ; 

 A. colt, habitat, 57 ; A. Umax, 5 ; form 

 of amoebulae of Acrasieae, 90 ; motions 

 of, 47 n., 52; A. polypodia in fission, 

 10 ; A. proteus, 5 ; brood-divisions of, 

 56 n. 



Amoeboid, motion, 5 ; stages of Acysto- 

 sporidae, 97, 103 f. ; zoospores of Tricho- 

 sphaerium, 54, 56 ; gametes of Flagel- 

 lata, 116 n. 



Amoebophrya, 86, 159, 161 



Amoebula, 31, 51 ; of Myxomycetes, 91, 

 92 ; ol Didymium, 92 ; of fever parasites, 

 104 



Amphiaster (an aster in which the actines 

 form a whorl at each extremity of the 

 axis, which is straight), 222 



Amphibia, hosts of Opalinidae, 111, 123 



Amphiblastula, 226 



Amphicaryoninae, 306 



Amphidisc, 176, 177 f., 202 



Amphidiscophora, 203 f. 



Amphihelia, 399 



Amphileptus, 137 



Amphimonadidae, 111 



Amphimonas, 111 



Amphinema, 273 



A mphiprion percula, 378 



Amphiura, 497 ; A. sqxmmata ( = elegans), 

 485 n., 497, 601 



Amphiuridae, 497 



Amphizonella, 51 ; test of, 53 



Amphoriscidae, 192 



Ampulla, of Millepora, 259, 260 ; of 

 Stylasterina, 284, 285 ; of tube-foot of 

 Asterias rubens, 441, 443 ; synonym of 

 axial sinus of Ophiothrix fragilis, 487 ; 

 of stone -canal of Echinus escxdentus, 

 517 ; of tube-foot of Echinus escxdentus, 

 517 ; of respiratory trees of Holothuria 

 nigra, 563 ; of podia of Holothuria nigra, 

 566 ; of feelers of Aspidochirota, 568, 

 570 ; of Pelagothuria, 568, 570 ; of 

 Molpadiida, 568 ; of Synaptida, 568 ; 

 of Elasipoda, 571 



Anabolic, 12 f. 



Anabolism, 12 f. ; modes of, 15 f. 



Anal, cirrhi, 139 f. ; papilla (tube) of 

 Antedon rosacea, 581, 583 ; of Eucalyp- 

 tocHnus, 596 



Ananchytidae, 554, 559 



Anapta, 577 



Anatomy, of a starfish (Asterias rubens), 

 432 f. ; of Ophiothrix fragilis, 479 f. ; 

 of Echinus esculentus, 504 f. ; olEchina- 

 rachnius parma, 542 f. ; of Echino- 

 cardium cordatum, 549 f.; of Holo- 



thuria nigra, 561 f. ; of Antedon rosacea, 

 581 f. 



Anatriaene (a triaene of which the cladi 

 or branches point backwards, in the same 

 direction as the rhabdome or shaft), 224 



Anchoring ftagella, 114 ; of Dallingeria, 

 112 ; of Bodo saltans, 117 



Animal-feeding Protista, 38 



Animals, defined, 39 f. ; and plants, dis- 

 cussion on, 35 f. ; Higher, 31, 38 



Ancistrum, 137 



Anemonia, 381 ; A. sulcata, 381 



Anisochela (a chela of which the two ends 

 are unequally developed), 222, 234 



Anisonema, 110 



Anisospores of Kadiolaria, 76, 85 ; of 

 Collozoum inerme, 76 



Anochanus, 554 



Anopheles, intermediate host of malarial 

 parasite, 103 f. ; enemies of, 106 ; pre- 

 cautions against, 106 



Antedon, 594 > -4* rosacea,581, 582 ; exter- 

 nal features, 581 ; skeleton, 582 ; alimen- 

 tary canal, 583 ; water-vascular system, 

 583 ; nervous system, 583 f. ; coelom, 

 585 ; genital organs, 586 ; muscles, 587 ; 

 blood - system, 587 ; development of, 

 617 f . ; A. eschrichtii, 594 



Antennidaria, 279 ; A. antennina, 279 ; 

 A. ramosa, 279 



Anterior, dorsal process, of ciliated band 

 of Bipinnaria, 606 ; of Auricularia, 608 ; 

 median process, of ciliated band of 

 Bipinnaria, 606 



Antero-lateral process, of ciliated band of 

 Echinopluteus, 607 



Anthea cereus, 381 



Antheneidae, 471 



Anthocaulus, 389 



Anthocodia, 330 



Anthocyathus, 388, 389 



Anthomastus, 333, 349 



Anthomedusae, 262 f. 



Anthophysa (Flagellata), 111, 112 f . ; 

 (Siphonophora, Physophoriuae, 308), 302 



Anthoptilidae, 362 



Anthoptilum grandiforum, 362 



Anthozoa, 326 i. ; commercial importance, 

 328 



Antipatharia, 4^7 f. 



Antipathella, 4O8 ; A. gracilis, 408 



Antipathes, 408 ; A. tematensis, 409 



Antipathidea, 367, 371, 407 f. 



Antiseptic properties of "aromatic " com- 

 pounds, 36 n. 



Anuncinataria, 203 



Anus, of Ciliates, 143 f. ; of Stylonychia, 

 139 f.; of Carchesium, 147; of Vmti cell a. 

 156 ; of Asterias rubens, 434 : of Ech inns 

 esculentus,516; of Ecbi ii" melt n in* \ 

 546 ; of Pygasirides relictuA, 548 ; of 

 Euclypeastroidea, 549 ; of Echinolampas, 



