ARION HORTENSIS. 215 
VARIATIONS IN COLOUR AND MARKINGS OF ANIMAL. 
Var. fasciata Moquin-'andon, Hist. Moll. France, 1855, p. 14. 
Arion fuscus var. fasciatus Moquin-Tandon, op. cit. 
Arion fuscus var. pyrenaicus Moquin-Tandon, op. cit. 
Arion fuscus var. ntger Moquin-Tandon, op. cit. 
Arion distinctus Mabille, Rev. et Mag. Zool., 1868, p. 137. 
Arion elongatus Collinge, Ann. and Mag. Nat. Hist., 1894, p. 66, and pl. 5a. 
Arion cotttanus Pollonera, Arionida Europei, 1889, p. 14, ff. 23, 24. 
ANIMAL grey, with darker dorsum, and a dark lateral band on each side. This 
form is usually regarded as typical of the species. 
The var. faseiata s.str. is grey with darker dorsum and black lateral band. 
The sub-var. pyrenaica is dark grey with blackish lateral band. 
The sub-var. nigra is grey with black dorsum and lateral band. The grey is 
the true ground colour, but is almost entirely overspread by a greater development 
of the black pigment. 
The sub-var. distineta is yellowish-grey, with blackish lateral band at each 
side, foot dull-yellow, not lineolated but speckled with yellowish. 
The sub-var. elongata is yellowish-grey, the dorsal area and lateral band being 
black, sole and fringe yellow, the latter lineolate with sepia. 
The sub-var. eottiana as figured is yellowish-grey with darker dorsum, and 
black lateral band. 
3 ENGLAND. 
Cornwall W.—Sub-var. nigra, Penmon near Falmouth, April 1884 ! H. Fox. 
Somerset—Sub-var. elongata, on a lawn, Wainsgrove, E. W. Swanton (W. E. 
Collinge, op. cit.). 
Hants. S.—Sub-var. cottiana, June 1891, E.W. Swanton (Collinge, Conchologist, 
Dec. 1892, p. 77). 
Kent W.-—-Common in Dr. Gray’s garden, Blackheath (Gray’s Turton’s Manual, 
1840, p. 108). Near railway station, Chislehurst, Sept. 1884 ! 'T. D. A. Cockerell. 
Notts.—Sub-var. nigra, not rare about Tuxford (Gain, Brit. Nat., Nov. 1893). 
Lancashire S.—Sub-var. nigra, Hough Green near Widnes, March 1884 ! H. L. 
Edwards. 
York N.E.—Thornaby (B. Hudson, Journ. of Conch., April 1886). 
York S.W.—Lofthouse, April 1886 ! G. Roberts. Sub-var. nigra, Wakefield, 
1886, J. Wilcock. 
Durham—Durham, May 1887 ! H. E. Fox. 
IRELAND. 
Antrim—Sub-var. nigra, wood near Ballycastle, May 1897 (L. E. Adams, Irish 
Nat., July 1897). 
Down—Cultra, Dee. 1891, R. F. Scharff. 
Dublin—Killakee, Dublin Mountains, May 1890, R. F. Scharff. 
Westmeath—Sub-var. nigra, the prevalent form at Clonmacnois, July 1895 
(R. Standen, Irish Nat., Sept. 1895). 
Tipperary S.—Var. fasciata, Clonmel, Dec. 1885, Rev. A. H. Delap. 
CONTINENTAL DISTRIBUTION. 
Germany—Sub-var. distincta, Neu Brisach, Alsace (Meyer, Nachr., Sept. 1876). 
Belgium—Var. fasciata, Lokeren, East Flanders. 
France—Var. fasciata, common at Crochere, Cote d’Or; sub-var. pyrenaica is 
found above Luchon, Haute Garonne; sub-var. nigra, common at Bury, Oise ; 
Amiens in the Somme; Pas de Calais ; Haute Loire; and Paris, Seine; sub-var. 
distincta, under stones about Sevres, department of the Seine. 
Italy—Var. fasciata, Rivarossa, Canavese ; and sub-var. cottiana, Bardonecchia, 
Valley of Dora Riparia, Piedmont. 
Spain—Var. fasciata and sub-var. nigra, Galicia. Sub-var. pyrenaica, near 
Monastery, Montserrat, Catalonia. 
Var. limbata Moquin-Tandon, Hist. Moll. France, 1855, p. 14. 
Arion fuscus var. limbatus Moquin-Tandon, op. cit. 
Arion anthracius Bourguignat, Moll. nouv. lit., etc., 1866, p. 178, pl. 29, ff. 8-10. 
Arion pelophilus Mabille, Ann. Malac., 1870, p. 117. 
The var. limbata s.str. is black or blackish, foot-fringe orange or yellowish. 
The sub-var. anthracia Bourguignat is uniformly black with paler foot-fringe. 
The sub-var. pelophila Mabille is black with scarcely visible lateral bands, foot- 
fringe rufous. 
CONTINENTAL DISTRIBUTION. 
Belgium—Road-sides, Ixelles, Brussels (Colbeau, Mem. Soc. Mal. Belg., 1865, 
i., p. 47). Sub-var. pelophila, Belgium. 
