500 



INDEX TO VOL. XVIII. 



Ablabes, new species of, 26. 



Acacia dealbata, on the course fol- 

 lowed by a Fungous mycelium in 

 the trunk of, 428. 



Acmostomum, new species of, 59. 



Agaricus, new British species of, 53. 



Ahaetulla, new species of, 28. 



Alaurina prolifera, observations on, 

 69. 



Alcyopis, description of the new ge- 

 nus, 484. 



Amphibia, on the vision of, 469. 



Animals, on the congelation of, 251; 

 on the domestic, of the 13th and 

 14th centuries, 257. 



Anthers, on the structure of, 138. 



Anthophysa Mulleri, on the structure 

 and habits of, 429. 



Antilocapra, on the position of, in 

 the system, 323, 401, 468. 



Aphides, on the reproduction and 

 embryogeny of the, 62, 106. 



Apyrenium, new British species of, 56. 



Arctocephalus Falklandicus, on the 

 skull of, 99. 



Argulidae, on the morphology and 

 systematic position of the, with de- 

 scriptions of new species, 149,268, 

 436. 



Argyopes, new species of, 464. 



Arius Layardi, description of, 473. 



Aroideae, on the structure of the an- 

 thers in the, 138. 



Aspidiotes, new species of, 29. 



Atractaspis, new species of, 29. 



Ausonia Cuvieri, on the capture of, 

 near Falmouth, 424. 



Baird, S. F., on the interchange of 

 birds between America and Eu- 

 rope, 141. 



Balbiani, M., on the reproduction and 

 embryogeny of the Aphides, 62, 

 106; on the part played by the 

 nucleus in animal cells, 262. ' 



Berkeley, Rev. M. J., on British 

 Fungi, 61, 121. 



Blackwall, J., on new species of Afri- 

 can spiders, 451. 



Birds, on some new genera of fossil, 



109; on the migration of, 141. 

 Books, new: — Ramsay's Geological 

 Map of England and Wales, 129 ; 

 Spence Bate and Westwood's Ses- 

 sile-eyed Crustacea, 247; Clark's 

 Catalogue of Phytophaga, 248 ; 

 Annuario della Societa dei Natu- 

 ralisti in Modena, 423 ; Record of 

 Zoological Literature for 1865, 490. 

 Boussingault, M., on the action of 

 foliage, 342. 



Bowerbank, Dr., on Hyalonema mi- 

 rabilis, 397. 



Brachiopoda, on the morphology and 

 affinities of the, 133. 



Brandt, H., on the Mammoth, 136. 



Broome, C. E., on British Fungi, 51, 

 121. 



BuUmore, Dr. W. K., on the capture 

 of Ausonia Cuvieri near Falmouth, 

 424. 



Buprestidae, on the classification of 

 the, 173, 327. 



Burmeister, Dr. H., on some Ceta- 

 ceans, 99 ; on Glyptodon and its 

 allies, 299; on the Patagonian 

 Finner, 495. 



Calamaria, new species of, 25. 



Calamelaps, on the new genus, 26. 



Calamoichthys, description of the 

 new genus, 112, 496. 



Campanularia, new British species of, 

 297. 



Cantharellus, new British species of, 

 54. 



Castiale, description of the new ge- 

 nus, 480. 



Cecidomyidse, on the reproduction 

 of the, 496. ' 



Cells, on the part placed by the nu- 

 cleus in animal, 262. 



Cetaceans, observations on some, 99, 

 495, 496. 



Cladonia, on a proposed division of 

 the genus, 106. 



Cladonise of the herbarium of Acha- 

 rius, on the, 306. 



