182 ABION ATEB. 



Algeria — Arion riifus is recorded by Auoapitaiiie as rare on the trunks of old fig 

 trees in spring, at Tliag-uemoun'tli-ilraddaden, also at Beni Raten, and on tlie road 

 to Medeali. I'lie examples are more probably A. .mhftiscvs or some allied species. 



Azores — The A.riifus recorded by Morelet is according to Simroth A. hisitanicus. 



Var. suecinea Mftller, Venn. Hist, 1774, p. 7, no. 203. 



Untax succineus Rfiiller, op. cit. 



Liiiiax hcteiis Razouinowsky, Hist. Ntit. Jorfit, 1789, p- 269. 



Arion onpirkontin \?^v. JlaTcscens Fir., Tabl., Syst., 1819, p. 18. 



Arion utetanocepitalits F^r., op. cit. 



Arion entpiricoi-um schranckii Kalenicz., Bull. Mosc, 1851, p. 114. 



Arion rnfus S sitccinens Moq.-Triud., Hist. Moll. France, 1855, ii., p. 10, pi. 1, f. 22. 



Arion rit/iis var. aurantia Baudon, Noiiv. Cat. Moll. Oise, 1862. 



Arion 7'u/us var, li^iiia Colb., Ann. Soc. Mai. Belg., 1865, p. 32. 



Arion atcr var. pallescens William.=;, Shell Collectors' Handbook, 1888, p. 85. 



.\nimal yellow or yellowish, foot-fringe usually orange or red. 



jNliiller's original description is " riifo fuscus vel siicciiii coloris," but the name is 

 here restricted to the yellow forms. 



This variation is usually found only in young oi' half-grown individuals, but 

 occasionally this juvenile colouration persists to adult life. 



The sub- var. melanoeephala differs from the type by the head and tentacles 

 being oViscnre or blackish. 



The subvar. aurantia has the body of an orange colour. 



The sub-var. livida has the body of a livid yellow colour, tinged greenish-grey 

 esiiecially on the back, foot-fringe orange, .sole yellowish-grey. 



The sub-var. palleseens Williams, is pale yellow and is the var. liifeo-jmllcseens 

 of Cockerell and in part the var. ptillrseeiis of Moquin-Tandon. 



ENGLAND AND WALES. 



Cornwall W. — Rewggan near St. Columb, May 1885 ! W. Vinson. 



Devon N. — Var. siiiriiica and .sub-var. lirida, Belstone, Okehampton, Sept. 

 1904 ! aiiss Daisy Mason. 



Somerset S. — Bridgwater, Sept. 1884 ! W. Vin.son. 



Hants. S. — Charlton, July 1884 ! \V. Jeffery. Sub-var. inelanoccpliala, Bitterne, 

 July 1884 ! Rev. H. 1'. Fitzgerald. 



Hants. N.— Sub-var. hitni-jifilkxccnf:, Preston Candover, Oct., 1886 ! Rev. H. P. 

 Pitzgerald. 



Surrey — Sub-var. mclniidccpliaJa, nr. Warlingham, July 1883, T. D. A. Cockerell. 



Essex N. — Sub-var. /ioida, Manniiigtree, July 1904 ! Rev. Proctor Benwell. 



Middlesex— Churchyard Bottom Wood, Highgate, April 1889 ! H. W. Kew. 



Berks. — Sub-var. ■mcldiiorep/ia/zi, Maidenhead, Lionel E. Adams. 



Gloucester W.— Stroud, Oct. 188.3 ! E. J. Elliott. 



Hereford— Sub-var. licida, Ross, Se])t. 1904 ! W. Blake. 



Salop — Sub-var. lutco-pallesccnx, Oswestry, June 188.5 ! Baker Hud.son. 



Glamorg-an — Parkmill, Oower, 1901, H. Rowland WaUelield. 



Pembroke — Near Pembroke, June 1885 ! Mrs. Trayler. 



Cardigan — Garden, Alicraymn, June 1888 ! Miss Aladdy. 



Merioneth — Sub-var. liileo-jinllfucciix, common in the county, Lionel E. Adams. 



Carnarvon — Bettws-y-Coed, Aug. lSli5, 0. Ashford. Sub-var. mdanoccphalii, 

 Conway Castle, June 1888 I \V. M'hltwell. 



Lincoln N. — Haugham Wood near Louth, April 1886 ! W. Denison Roebuck. 



Notts.— Meadows below Hightield House, Nottingham, E. J. Lowe, 1885. Sub- 

 var. melriiKircjilicila, Cro.sswell Crags and Pleasley Vale, April 1884 ! C. T. Jlusson. 



Cheshire — Ringway near Bowdon, July 1885 ! J. (J, JMilne. S>ib-var. Ititco- 

 jiiillcsaiix, Romiley, Oct, 1886 ! C. Oldhau'i. 



Lancashire S.— Sub-var. /iitro^/ud/rsreits, Wliallev and Farington, June 1890 ! 

 W. H. Heathcote. 



York N.E.—Farwath Bridge, Aug. 1886! aiul Skelton Beck Valley, Saltburn, 

 als(j sub-var. I iitfo-pallescens, Wiltcm Wood, May 1887 ! W. Denison Roebuck. 



York Mid W.— Meanwood Wood, Leeds, Aug. 1882 ! ^^■. Denison Roebuck. 

 Sub-var. Intco-'/iallesccii-s, Arnilcy, April 1890 ! Liimel E. Adams. 



York N.W.— Satron and Angium, July 1S84 ! also Storthwaite in Arkengarth- 

 dale, Aug. 1885 ! W. Denison lioobuck. 



Durham— Sub-var. aiinmtiri, Durham ! W. D. Roebuck, Nat., July 1889, p. 212. 

 Sub var, hilrii-jiiillviivnia, Mi<ldlcton-iu-'JVcsd!i,le, Aug. 1889 ! Rev. E. P. Knubley. 



Westmorland— Sub-var. meliiiioiriihiild, Oirost H(>ad, .lune 19(12 ! C. Oldham. 



Cumberland— Sub-var. Uniilii, Brigham, Cockermonth, Sep. 19(14 I Mrs. Itobinson. 



Isle of Man— Port Erin and ]!ams(>y, 1881 , L. K. Adams, Sub-var. iii('Jiniuirj)haki, 

 Douglas, Sep. 1902 ! F. Taylor. Sub-var. Inko-pullvscciis, Peel, Aug. 1894, R. Cairns. 



