INDEX TO PROCEEDINGS OF SOCIETIES. Vll 



Page. 



Podiceps auritus, occurrence of, in Ireland, * . 72 



Polyporus obtained adhering to old trees under a bog, 87 



Porcellio armadilloides, species new to Britain, 279 



cingendus, a new species, 279 



dilatatus, species new to Britain, 278 



pictus, species new to Britain, 278 



Portunus carciuoides, a new species, 66 



marmoreus, occurrence of, in Ireland, 58 



Pyrenees, botanical excursion in, 12, 41, 196 



Scott, Robert H., A.B., C.E., on the Carboniferous Beds of Killybegs to Donegal, 17 

 Smith, W., Prof, of Nat. Hist., Queen's College, Cork, F.L.S., Memoranda, chiefly 

 botanical, of an excursion to the Pyrenees in the summer of 1856, Part 1, . . 12 



Part 2, 41 



Part 3, ' .196 



Steenstrupia Owenii, a species new to science, 248 



Thaumantias inconspicua, 175 



lineata, new Irish species, 243 



lucifera, new Irish species, 175 



neglecta, species new to science, 246 



Pattersonii, species new to science, 245 



typica, species new to science 246 



Thiapolita, 58, 152, 154 



Tinea granella, on webs wove by, 73 



Trichomanes radicans, remarkable variety of, 226 



Uraster glacialis, occurrence of, 228 



Uria troile, 253 



lachrymans, 253 



Valentia, Crustacea, decapodous of, 62 



Variety of Echinus lividus, 227 



Fusus antiquus, 250 



Trichomanes radicans, 226 



Warren, Robert, Jun., Notes on the Natatores of Killalla, 50 



Williams, R. P., M.R.I. A., on the occurrence of Colias edusa in Waterford, ... 70 



Willson, W. L., on the Geology of the neighbourhood of Kenmare, 22 



Wright, E. Percival, M.R.I.A., notes of a visit to Mitchelstown caves, . . . .231 



discovery of Lipura stillicidii, 233 



Entomological notes, 34-35 



Wynne, Rt. Hon. John, M.P., on the occurrence in Leitrim of the Maiden-hair 

 fern, 69 



Xantho rivulosa and other decapodous Crustacea occurring in county of Kerry, . . 62 

 tuberculata. new Irish species, 65 



Zoe of Pirimela denticulata, 615 



Zygoneura sciarina, 32 



