523 



INDEX TO VOL. XIII. 



ACALEPHES, Histoire naturelle des, 

 par M. Lesson, revised, 215. 



Achnanthes, on the British species of, 

 489. 



Agaricus, new British species of, 340. 



Alaria esculenta, on the fructification of, 

 333. 



Albatros, new species of, 361, 477. 



Alcyonidium, new species of, 21. 



Alder, J., on a new genus of nudibran- 

 chiate Mollusca, and some new species 

 of Eolis, 161 ; on new British species 

 of Rissoa and Odostomia, 313. 



Algae, naarine, of the vicinity of Aber- 

 deen, observations on the, 6, 331. 



Allman, G. J., on the genera and species 

 of freshwater zoophvtes inhabiting Ire- 

 land, 328. 



Amphidetus, new species of, 518. 



Amphistoma, on the Irish species of, 338. 



Anatomical Manipulation, by Tulk and 

 Ilenfrey, reviewed, 212. 



Animal substances, on a method of pre- 

 serving, 521. 



Animalcules, on the production of, in the 

 stomach during digestion, 154. 



Annales des Sciences Naturelles, review 

 of the contents of the, 292, 4G7. 



Ansted, Prof., on the zoological conchtion 

 of chalk flints, and the probable causes 

 of the deposit of flinty strata alter- 

 nating with the upper beds of the cre- 

 taceous system, 241. 



Anthus, new species of, 74. 



Antigonia, description of the genus, 393. 



Apion, on the British species of the genus, 

 444. 



Aptenodytes, on some species of, 315. 



Arachnida, on the structure and habits of 

 some, 55. 



Araneidea, descriptions of new, 1 79. 



Archaeoniscus Brodii, description of, 110. 



Ardea, new species of, 70, 175. 



Articulata, on the transformations of the 

 appendages of the, 484. 



Ascaris, on the Irish species of, 167. 



Austin, T., on the habits of some British 

 birds, 92. 



Australia, notes on the forest-trees of, 2 17. 



Babington, Ch. C, on some species of 



Cuscuta, 249 ; on a monstrosity of the 

 pistil in Primula ^^^lgaris, 464 ; on the 

 chfl'erence between the Robertsonian 

 Saxifrages of Ireland and those of the 

 Pyrenees, 465. 



Balanophylba, description of the new 

 genus, 11. 



Balsamia, new species of, 358. 



Bartramia, new species of, 197. 



Bats, new species of, 68, 73, 224, 302. 



Belcher's, Capt. Sir E., Narrative of a 

 Voyage round the World, noticed, 120. 



Bellamy, J. C, notice respecting Labrus 

 lineatus, 77. 



BeUingham, Dr. O'Brjen, observations on 

 Irish Entozoa, 101, 167, 254, 335, 

 422. 



Berkeley, Rev. M. J., on Fucus Labillar- 

 dierii, 57, 237 ; on British Fungi, 340. 



Bettongia, new species of, 389. 



Birds, new species of, 74, 135, 225, 409, 

 473,513; from the vicinity of Cal- 

 cutta, notes on, 32, 113, 175,311 ; rare 

 British, 76, 237 ; on the habits of 

 some, 92, 498 ; List of, in the British 

 Museum, noticed, 380. 



Blackwall, J., on some new species of 

 Araneidea, 179. 



Blood-coiimscles, obser\'ations on, 302. 



Blvth, E., on birds occurring in the vici- 

 nity of Calcutta, 32, 113, 175,311 ; on 

 some new species of birds, 175. 



Boott, Dr., on Carex saxatilis and an 

 allied species, 219. 



Bostock, J. A., on a remarkable flight of 

 locusts, 517. 



Botanical Societv of Edinburgh, proceed- 

 ings of the, 129, 311,483. 



Botanical Societv of London, proceedings 

 of the, 482. 



Botanical tour in North Wales, South of 

 England and Jersey, account of a, 105. 



Botanical travellers, notices respectuig, 

 121. 



Botany of the Voyage of H.M.S. Sulphur, 

 noticed, 214. 



Branchia", on the existence of, in the per- 

 fect state of a neuropterous insect, 21. 



Brongniart, Ad., observations on some 

 vegetable monstrosities, 494. 

 2 M 2 



