INDEX 



AcnwiA, on the electrical nature of the power possessed by, 65 



, on the urticating organs of, 163 



Actinidae, notes on the Irish, 174 



. ... — , new species of, 181, 185 



Address, annual, 1, 159 



African Plants, South, on three new species of, 185 



Alga, on a peculiar form of fibro-cellular tissue occurring in a, 63 



, notice of the occurrence of a unicellular one near Dublin, 124 



Anagallis Iluttonii, 141 



Anatomy of the brain in some small quadrupeds, 223 



Anthroccra minos, 52 



Ants' nests, on a new British Oniscoid found in, 170 



Archer, William, description of a new genus and five new species of Desmidiacese, 94, 114 

 , notice of the occurrence, near Dublin, of a unicellular Alga, . . 124 

 ., , supplementary catalogue of Desmidiacese found in the neighbour- 

 hood of Dublin, 94, 122 



Associate Members, election of, 61, 162, 234, 253 



Babington, C. C, Hints towards a Cybele Hibernica, 246, 255 



Bain, John, exhibition of rare plants by, 73,181,148 



Ball, Robert, LL. D., Memoir of, 7 



Bate, C. Spence, Description of Pandalus Jeffreysii, 151 



, on a new British Hippolyte, 48 



, on the genus Niphargus, 237 



Beaufort, Quebec, on the remarkable shell- bed of, 261 



Belfast, on the occurrence of the bottle-nosed whale near, 4 



■- on the shells found in the post-tertiary deposits of, . . - 202 



Bindera splachnoides, on, 275 



Blysmus compressus, occurrence of, in Ireland, 232 



Botanical Committee, election of, 7, 167 



Bottle-nosed whale, Note of its occurrence in Belfast, 4 



Brain, on the anatomy of, in some small quadrupeds, 223 



Britain, observations on some Plants, considered by M. de Candolle to be alien, and 



introduced to, 227 



- < . - , on a Hippolyte new to, 48 



British species of the genus Equorea, on the, 150 



■ Oniscoid, on anew, 170 



Bryum sanguineum, on the occurrence of a singularly metamorphosed state of, . . 70 



Bunodcs Greenii, 181,186 



Burchell, Edwin, on additions to the Irish Lepidoptera, 50 



, List of Lepidoptera captured in Ireland during 1858, and not 



hitherto recorded, by 245 



Call wellia bicornis, new genus and species of Polyzoa, on, 91 



Cape of Good Hope, new plants from, 253 



ft 



