674 Proceedings of the Royal Irish Acadeyny. 



Arion ater, v. brunnea, var. nov., Eoebuck {contimied) : 



Down. — Newcastle, a few, in colouration extremely dark red= 



brown, resembling that of the Z. arborum found with them, 



October 17, 1884.— i^^t?. S:. W. Lett. 

 Mayo W. — Enniscoe Demesne, near Crossmolina. Two adults 



sent Sept. 19, 188S, by W. F. de V. Kane, another Sept. 



24th.— /(^. 

 Waterford. — Two specimens sent from near Waterford, Sept. 21, 



1883, of a very deep chocolate-brown tint.' — J. S. Salter. 



Arion ater, v. bicolor, Moq. 



Waterford. — Several very fine specimens, sent Sept. 21, 1883, 

 collected in a very wet part of a small bog at Ballygunner. 

 —J. H. Salter. 

 Dublin. — Several, very fine and characteristic, from near Dublin, 

 March 31, 1886.—/. R. Redding. 



Arion ater, v. succinea, Miill. 



Mayo W. — Enniscoe Demesne, near Crossmolina, Sept. 19, 1885, 

 one small. Sept. 24, one, nearly adult, of bright orange- 

 yellow, with faint band-shadowings. — W. F. de V. Kane. 



Arion ater, v. pallescens. 



Armagh. — A very small specimen sent from this country June 

 15, 1885.— i?^^;. H. W. Lett. 



Arion ater v. plumbea, Roeb. 



Mayo W. — Enniscoe Demesne, Crossmolina, Sept. 19, 1885, one, 

 adult, very deep colour. — W. F. de V. Kane. 



Arion ater, v. nigrescens. 



Antrim. — Colin Glen, near Belfast, one, very young, June 10, 

 1884.—^. A. Stewart. 



Down. — Slieve Donard, one, at 1500 feet alt., Sept. 20, 1884. — ■ 

 Rev. R. W. Lett. 



Arion subfuscus. 



Sligo. — Collooney, two, Sept. 15, 1885; adult; pale ochre yellow, 

 with bands sub-obsolete and just visible. — W. F. de V. Kane. 



Armagh. — Eight sent from the county, June 15, 1885; warm 

 rich sienna-brown in tint, two of them rather more sober 

 brown.— 7?e«J. S. W. Lett. 



Mayo W. — Enniscoe Demesne, Crossmolina, Sept. 19, 1885, an 

 adult specimen, sober ochre-brown in coloui', with the bands 

 shadowy but distinct. — W. F. r7« V. Kane. 



