470 



INDEX TO VOL. I. 



ACTEONIA, new species of, 403. 



Actinia, new species of, 34. 



jEgialitis, new species of, 430. 



Alder, J., on some new British species 

 of nudibranchiate mollusca, 189; 

 on a proposed new order of gastero- 

 podous mollusca, 401. 



Algse, on the mode of formation of 

 spores in, 236. 



Alima, new species of, 226. 



Alope, characters of the new genus, 

 225. 



Althaea, new species of, 426. 



Amber, on the occurrence of fossil in- 

 fusoria in, 397. 



Amici, Prof. J. B., on the origin and 

 development of the vegetable em- 

 bryo, 49. 



Anacharis Alsinastrum, description of, 

 81 ; synopsis of the species of, 85. 



Anthonomus, on the British species 

 of, 416. 



Anthracite coal, on the fossil vegeta- 

 tion of, 157. 



Anticharis, new species of, 432. 



Antiopa, description of the new genus, 

 190. 



Ants, on the habits of some Indian 

 species of, 147 ; on the habits of 

 some English species of, 240. 



Apalanthe, synopsis of the species of, 

 87. 



Aphides, descriptions of, 249, 328, 

 443 ; on the migrations of the, 372. 



Aphodius, new species of, 143. 



Araneidea, on certain phaenomena in 

 the physiology of the, 173. 



Astacus, new species of, 225. 



Atamisquea, on the genus, 384. 



Athalamia, characters of the new 

 genus, 375. 



Athyreus, new species of, 386. 



Aulacoseira, characters of the new 

 genus, 167. 



Babington, C. C, on Anacharis Alsi- 

 nastrum, 81 ; on Sagina ciliata and 

 Carex brizoides, 153. 



Baird, Dr. W., on the genus Cypri- 

 dina, 21 ; on Caligus Stromii, 396. 



Balfour, Dr., account of a botanical 

 excursion to Braemar, Clova, and 

 Ben Lawers, 315. 



Basilosaurus, observations on, 246. 



Belemnites, observations on some, 

 388. 



Benson, W. H., on the genus rtcro- 

 cyclos, 345. 



Birds, observations on some Indian, 

 454. 



Blackwall, J., on the physiology of 

 the Araneidea, 173. 



Blyth, E., on some East Indian mam- 

 malia and birds, 454. 



Books, new : — Sir R. II. Schom- 

 burgk's History of Barbados, 67 ; 

 Broderip's Zoological Recreations, 

 71 ; Rainey's Experimental Inquiry 

 into the Cause of the Ascent and 

 Descent of the Sap, 73; Dalyell's 

 Rare and Remarkable Animals of 

 Scotland, 132, 311; Messrs. Gre- 

 nier and Godron's Flore de France, 

 374 ; Gray's Manual of the Botany 

 of the Northern United States, 374; 

 Koninck's Monograph of the genera 

 Productus and Chonetes, 457 ; 

 Pfeiffer's Monographia Heliceorum 

 viventium, 459. 



Botanical Society of Edinburgh, pro- 

 ceedings of the, 236, 315, 464. 



Botntis, new species of, 467- 



Boys, Capt., on the habits of some 

 Indian species of ants and other 

 insects, 147. 



Brachiolites, characters of the genus, 

 352. 



Broderip's, W. J., Zoological Recrea- 

 tions, noticed, 71. 



Brown, R., on an undescribed fossil 

 fruit, 376. 



Bulimus, on the habits and geogra- 

 phical distribution of, 270. 



Caladium distillatorium, observations 

 on, 188. 



Calandra, new species of, 107. 



Caligus Stromii, description of, 396. 



Campylodiscus, new British species 

 of. 321. 



