42 THE NON-MARINE MOLLUSCS OF ESSEX. authority. (W.M.W.) : Hoe Lane, Witham—two speci- mens ; (Turner) : Chignal Smealey—one specimen ; (Christy). Helix nemoralis, Linne. A.—Bishop's Stortford; (Ingold): 123345, Hughes: Hatfield Forest —red 00300; (E.N., vol. iv., p. 223) : Epping; (Newstead) : Wanstead ; (Crouch) : Langdon Clay, 00300 yellow and red ; (Christy) : Wanstead ; (Crouch) : Leigh; (W.M.W.): Canning To urn : (K. and W.): Ilford; Walthamstow; Crossness; Docks; Grays; (British Museum). B.—Yeldham ; (Adams) : Finchingfield ; (Bailey): Bardfield, 12345, in company with Helix hortensis ; Radwinter—00000 red, in company with Helix hortensis and its red-lipped variation ; (Christy) : Felstead ; (French) : Coggeshall ; Little Tey ; (Adams) : Colchester ; (Laver) : East Mersea ; (Cole) : Clacton ; (Christy): Maldon, 003300 ; (W.M.W.) : Witham ; Faulkbourne ; Terling : Fair- stead ; Great and Little Braxted ; Hatfield ; Wickham Bishops ; Rivenhall ; Kelvedon ; Feering ; Markshall ; Pattiswick Bradwell; (Turner): Chelmsford—12345 and conoid variations, 00000 red, 00000 brown ; (Christy): 00345; (W.M.W.) : Chignal—(12345), (123) (45), 02345, 00340, 00340 with dotted bands 02340, 00300, 00000 red, 0(23)45) ; Roxwell—(12)3(45) ; (Christy) : [Felstead ; (French) :] *Copford; Walton [?Clacton]; (British Museum): *Clacton: (Webb, 4): Shalford ; (W.M.W.) : Witham ; (British Museum) : *Chignal ; (Christy, 3) :Roxwell; (R. Christy). C.—Chesterford—12345, at lip (12345) ; 00300, red ; Ashdon, 12345, (12)345, and Buccany Barn Lane, Saffron Walden, with Helix hortensis and its red-lipped variation ; Wicken, 00000, yellow and red ; (Christy): Wrabness ; (Sheppard Coll.) : Ramsey—00000,00300,12345; (Shep- pard, who thought these three variations to be species) : Saffron Walden ; (S.W. Museum) : Quendon; (E.N., vol. v., p. 180): Harwich; (British Museum). Helix hortensis, Muller. A.— Bishop's Stortford ; (Ingold) : Epping ; (Newstead) : East Ham, Leyton ; Leytonstone ; (Crouch). B.—Radwinter, with Helix nemoralis, 12345, (123)45, (123)(45), with almost colourless bands, 00000 and with pink lip ; Wimbish—00000 with pink lip ; Bardfield—00000, one