JACKSON: BIBLIOGRAPHY OF NON-MARINE MOLLUSCA OV LANCASHIRE. 53 



1853. Forbes, Edward, and Sylvanus Hanley. — A History of 

 British Mollusca and their Shells, London. 



Lancashire references at pp. 115, 118, 124, 126, and 130, vol. ii. ; 

 pp. 10 and 18, vol. iii. ; pp. 18, 88, 172, and 180, vol. iv. ; and 

 appendix, vol. iv., p. 261. 



1854. Byerley, Isaac. — The Fauna of Liverpool [Mollusca]; Froc 

 Lit. Phil. Soc, Liverpool, viii., pp. 38, 40, 41, 46-50. 



Cyclas rivicola (canal near Liverpool) ; C. caliculata (pits near 

 Zoological Gardens) ; Anodonta cygnea (Otterspool, Aigburth) ; 

 Dreissena polymorpha (Leeds and Liverpool Canal) ; Pabidina listen 

 (Southport) ; Zonites nitidus (Huyton) ; Z. excavains (Dingle, 

 Aigburth, and Garston) ; Helix nemoralis var. hortensis (Huyton) ; 

 H. caperata (near Wavertree); Planorbis contortus (near Warrington); 

 numerous other species mentioned as common in the district. 

 Author acknowledges valuable assistance from Messrs. Cameron, 

 Webster, Whitehead, S. Archer, and others. Published in book form 

 in 1856. 



1857. Gray, John Edward. — Manual of the Land and Freshwater 

 Shells of the British Islands (by Wm. Turton), 2nd edition, 

 London. 



Lancashire mentioned at p. 163 {Pupa a/iglica), and at p. 172 

 ( Vertigo substriata). 



1858. Dixon and Watson. — A Descriptive Manual of British 

 Land and Fresh-water Shells, Darlington, 



Pisidium cinereum (Preston); Unio tumidus (S. Lanes.); and U. 

 margaritiferus, referred to. 



1858. Bellars, Henry J.— Illustrated Catalogue of British Land 

 and Freshwater Shells, Chester. 



Limax fiavus (Warrington); Helix hortensis vars. (^Varrington); 

 Succinea oblonga (on aquatic plants; river Lune, near Lancaster); 

 Unio margaritifents (river Lune, near Lancaster); Cyclas calvcidata 

 (ditches, near Lancaster); mentioned. 



1859. McNicoll, David H. — Land and Freshwater ^hells [of 

 Southport]; Handbook for Southport^ London, 1859, pp. 142, 



144, 145-147- 

 Cyclas cornea ; Anodonta cygncea ; Paludina vivipara, P. lisferi ; 

 Bithinia tentaculata ; Valvata piscinalis, V. crista ta ; Pisidiii/n 

 amniciim, P. nitiduvi, P. pusilluvi ; Helix aspersa, H nemoralis ; 

 Carychiuni minimum ; Clausilia nigricans ; Zua lubrica ; Succinea 

 putris, S. oblonga (/ .'') ; Physa fontinalis, P. hypnorum ; Pupa 

 viuscorum, P. edentula ; Planorbis alba, P. vortex, P. contortus ; 

 Limfieus stagnalis, L. palustris, L. pereger ; Ancylus fluviatilus ; 

 Limax fiavus, L. cinereus, L. agrestis ; Arion ampiricorum ; with 



