BRITISH DESMIDS. 
127 
Docidium nodosum. Bailey , Obs. t. 1 ,/. 4. 
var. dentatum. Archer, in Quart. Micr. Journ. (1872), xii., 193. 
Connemara (Ireland). 
Docidium nobile. Richter, in Hedwigia (1865),^?. 129. 
Archer, in Micr. Journ. (1872), xii., p. 86. 
Co. Kerry, Co. Cork (Ireland). 
Docidium coronatum. (Ehr.) Breb.in Ralfs Besm.,p. 217. 
Archer, in Prit. Inf. (1861), p. 745. 
Archer, Micr. Journ. (1874), xiy., p. 214. 
Ireland. 
Closterium directum. Archer. Micr. Journ. (1862), ll.,p. 249. 
Dublin Mountains. 
Closterium Fritchardianum. Archer, in Micr. Journ. (1862), ll.,p. 250. 
Howth, Dublin Mountains. 
Closterium praelongum. Breb. Liste,p. 152, t. 2 , /. 41. 
Archer, in Prit. Inf. (1861), p. 747. 
Ireland. 
Closterium gracile. Breb. IAste, t. 2, f. 45. (not of Lundell.) 
Archer, in Prit. Inf. (1861), p. 748. 
Ireland. 
Closterium Cynthia. Not. Desm. ltal.,p. 65. 
Archer, Micr. Journ. (1868), yiii., p. 118. 
Ireland. 
Closterium aciculare. West, in Micr. Journ. (1860),^?. 153. 
Archer, Micr. Journ (1862), ii., 31 ; (1866) vi., 181. 
Yorkshire, King’s Co. (Ireland). 
Closterium linea. PeHy Lebensf. (1852), p. 208, t. 16,/. 20. 
Archer, Micr. Journ. (1866), vi., p. 71. 
Dublin Mountains. Also Essex. 
Closterium obtusum. Brebi&on IAste, p. 154, t. 2, f. 46. 
Archer, Micr. Journ. (1876), xvi., p. 338. 
Ireland. 
Closterium calosporum. Wittr. Anteck. (1871),^. 23,/. 11. 
Archer, in Micr. Journ., xiii. (1873), p. 100. 
Toole’s Rocks (Ireland). 
Closterium Archerianum. Cleve, in Lundell Des Suec. (1871), p. 
77, t. 5, /. 13. 
Archer, Micr. Journ. (1873), xiii., p. 213. 
N. Wales. Galway (Ireland). 
Closterium lagoense. Nordst. 
Archer, Micr. Journ. (1873), xiii., 213. 
Connemara. 
Closterium monotaenium. Archer , in Micr. Journ. (1876), xvi., p. 415. 
Ireland. 
Fenium Nagelii. Breb. in Prit. Inf. (1861), p. 751. 
Closterium digitus. Nag. Ein. Alg. (1849), p. 107, t. 6 D. 
Ireland. 
