475 



INDEX to VOL. IV. 



Acanthophbys, new species of, 



10. 

 Achreopsis, new species of, 2. 

 Acidalia, new species of, 438. 

 Acme, new species of, 341. 

 Acontia, new species of, 366. 

 Acosmervx, new species of, 350. 

 Acrsea, new species of, 230. 

 Acritus, new species of, 461. 

 Acronycta, new species of, 358. 

 Agelastica, new species of, 108. 

 Agrotis, new species of, 360. 

 Amblygoes, new species of, 449. 

 Amblystomes, on the oviposition of 



the, 248. 

 Amphithonotus, new species of, 330. 

 Aruphiumidse, morphological notes 



on the limbs of the, 95. 

 Ampullaripe, on the respiratory appa- 

 ratus of the, 323. 

 Angerona, new species of, 370. 

 Auimal and vegetable kingdoms, on 



the limits of the, 170. 

 Annelid jaws from the Cambro- 

 Silurian and Lower Carboniferous, 

 on, 166. 

 Annelids, on the body-cavity of the 



sedentary, 94. 

 Anthophila, new species of, 366. 

 Anticlea, new species of, 444. 

 Antipha, new species of, 115. 

 Ant-queen, on the adoption of an, 



252. 

 Apamea, new species of, 360. 

 Apurima, new species of, 457. 

 Arachnida, new, 41, 190, 343. 

 Arseopora, characters of the new 



genus, 277. 

 Arcturus, new species of, 416. 

 Argidava, new species of, 373. 



Argillornis longipennis, on the skull 



of, 468. 

 Argyrotypus, characters of the new 



genus, 241. 

 Arum crinitum, on the part played 

 by insects during the llowering of, 

 399. 

 Asthena, new species of, 438. 

 Astrophiura, on the structure of, 401. 

 Attus, new species of, 42. 

 Bacanius, new species of, 461. 

 Bairdia, on the species of, 318. 

 Baly, J. S., on new genera and species 



of Gallerucina3, 108. 

 Bates, H. W., on two new Japanese 



Longicorns, 466. 

 Batrachobdella, on the organization 



of, 250. 

 Belenois, new species of, 232. 

 Belosticta, characters of the new 



genus, 357. 

 Biston, new species of, 371. 

 Bithiasa, new species of, 369. 

 Blake, J. F., on the homologies of 



the Cephalopoda, 303. 

 Blastinia, description of the genus, 



128. 

 Bleptina, new species of, 447. 

 Boarmia, new species of, 3/2. 

 Bocana, new species of, 448. 

 Books, new : — Gosse's Great Atlas 

 Moth of Asia, 92 ; Dawson's Aca- 

 dian Geology, 92 ; Price's Gault, 

 93; Nicholson's Tabulate Corals, 

 391; Whiteaves's Mesozoic Fossils 

 of the Cretaceous Rocks of Van- 

 couver &c, 395. 

 Botvs, new species of, 246. 

 Butler, A. G., on Arachnida from 

 the island of Johanna, 41 ; on new 



