651 
Asterias pectinata, Linn., 233. 
Asterina, Nardo, mentd., 244. 
— burtonii, Gray, 243; distrib., 232. 
— gunnii, Grmj, 243 ; disuib., 229-230. 
Asteroidea from West Australia, 235-245. 
Asteronotus, Ela-enb., 550. 
— bertrana, 570. 
— fuscus, O'Bon.*, 551, 523, 552, 577, 
579. 
— hemprichii, Ehrenb., 550. 
Asteropus simplex, Bendy *, 478, 494. 
Astropecten preissii, Miiller ^ Troschel, 
235 ; distrib., 229-30. 
Aurora rowi, Dendy, 478, 494. 
Australia (West), see Echinoderms. 
Avicella, Van Beued., 298. 
Avicularia, internal, 318. 
Avicularia, Lam., mentd., 298. 
Avicularia, Gray, 298, 314, 315. 
—flahellata, Gray, 298, 299. 
Bactridiiira, JReuss, 298. 
— hagenowi, Heiiss, 298. 
Baculogypsina, Sacco, 638. 
— hamlata, Silv., 638, 647. 
— spharulatus, Cushm., 638. 
Balanoglossus, Delle Ch., 393. 
Balantiophorus minutus, Schetv., 453, 457. 
Barentsia, Hincks, 315. 
Basipharynx of Cblorops, 409. 
Bathycrinus, Thorns., 95. 
Bathydoris, 547. 
Beania, Johnst., 298, 304, 306. 
— mirabilis, Johnst., 298. 
Bees, their mental qualities influence tbe 
evolution of flowers, 287. 
Benthesicymus altus, 45. 
Bertbella, Blainv., 536. 
— plumula, 523, 536, 538, 578. 
— poroea, Blainv., 536. 
Bicellaria, Macq., 299. 
Bicellaria, Blainv., 298-300. 
— aculeata, Orb., 317, 355. 
— alderi, Busk, 299. 
— annvlata, MapL, 317. 
— dliata, Blainv., 298, 299. 
— grandis, Busk, 306. 
— infundibulata. Busk, 306. 
Bicellariella, Lev., 299. 
— ciliata, Lev., 299. 
Bicellarina, Lev., 299. 
— alderi, Lev., 299. 
Biemna micro.va, Hentsch., 503. 
— tubulata, Dendy, 479, 503. 
Bifrons, MacGill., 299. 
Bifurcation of Menipea and Scrupocellaria, 
321 ; — of Polyzoa, 320. 
Biloculina, Orh., 602. 
— depressa. Orb., 602. 
var. serrata. Bail., 602. 
— elongata, Orb , 603. 
— oblonga. Orb., 603. 
— opposita, Desh., 603. 
— ringens var. striolata, Brady, 602. 
— sarsi, Schlumb., 602. 
Bimichaelia crassipalpis, Salb.*, 383, 392. 
Biogenetic Law restated, 81-101. 
Bird-of-Paradise, courtship activities, 278. 
Birds, courtship activities in various kinds 
of, 253-292. 
Bittacomorpha, Westiv., 409. 
Blackbird, courtship activities, 263. 
Blackcock, courtship activities, 270, 277, 287. 
Black locust tree, mentd., 217. 
Blepharisma laterita, Ehrenb., 453, 467. 
Blue Tit, court^'hip activities, 287. 
Bolivina, Orb., 621. 
— dilatata, Beuss, 621. 
— iuflata, Heron-All. $,- Earl., 622. 
— limbata, Brady, 622. 
var. abbreviata, Heron- All. 4- Earl.*, 
622; 
— plicata. Orb., 622. 
— punctata, Orb., 621. 
— robusta, Brady, 621. 
— textilarioide.?, Reuss, 621. 
— tortuosa, Brady, 621. 
— variabilis, Heron-All. ^ Earl., 622. 
Borradaile, L. A., Mouth-parts of Shore 
Crab, 115-142. 
Bosmina brevicornis, Hellich, 446. 
— eoregoni, Baird, 444. 
— coregoni-longispina, Riihe, 444. 
— longirostris, Baird, 425, 446; distrib., 
414, 418, 424. 
— obtusirostris, Sars, 421, 422, 423, 425, 
443-445 ; distrib., 414, 415, 418. 
Bourne, G. C, Raninidas, 25-79. 
Bower-bird, courtship activities, 269. 
Brachythecium salebrosum, Schimp., 457. 
Branching of Bugula, 321, 323, 324. 
