2:;o W. D. roebuck: LINCOLNSHIRE MOLLUSCA. 



North Lincolnshire. — Toihb}- Farm, one, April 14th, 1886! (W.D.R.). Ailby^ 

 a few. April 14th, 1886! (W.D.R.). Well Vale, a few, April 14th, 1886! 

 (W.D.R.). Sutton-in-the-Marsh, one, April i6th, 1886! (W,D.R.). Burwell, 

 one, April 15th, 1886! (W.D.R.). Muckton Chalk-pit, one, April 15th, 

 1886! (W.D.R.). Skirbeck, near Boston, one, very small, September 8th, 

 1884! (W.D.R.). 



South Lincolnshire. — Ermine Street, north of Ancaster Railway Station, a few, 

 April 17th, 1886 ! (W.D.R.). Near Boston, one, small, September 8th, 1884 ! 

 (W.D.R.). 



Amalia gagates (Drap.). 



Very common at Alford, where the majority of the specimens 



are referable to the variety, only one example of the type having as 



yet occurred. Not reported from any other district, though it will 



probably be eventually found all along the sea-board of the county. 



North Lincolnshire. — Parsons Lane, Alford, one nearly black, may be considered 

 type, May i6th, 1886! (J. E. Mason). 



Amalia gagates var. plumbea Moq. 



North Lincolnshire. — Alford, one adult and one juv. , September 4th; severaU 

 September 8th, 1885 ! (J. E. Mason). Garden, Sycamores, Alford, one^ 

 September 8th, 1885! (E". N. and H. F. Mason)." 



Amalia marginata (MiilL). 



This species has occurred singly on two occasions — in North 



Lincolnshire at Louth, and in South Lincolnshire near Boston. 



North Lincolnshire.— Louth, one, May 21st, 1886 ! (H. \V. Kew). 



South Lincolnshire.— Near Boston, one, small, September 8th, 1884! (W.D.R.). 



Limax arborum B.-Ch. 

 Found sparingly in a few places in the vicinity of Louth. Not 

 yet reported elsewhere in the county. 



North Lincolnshire. — Maltby Wood, near Louth, typical, a few under a log, 

 April 15, 1886! (W.D.R. ). Lincoln Road, Louth, one, small, at foot of a 

 wall, April 24th, 1886 ! (H. W. Kew). 



Limax flavus L. 



We have as yet only one record for this species, which may, 

 however, be eventually expected to occur plentifully elsewhere in 

 cellars and outhouses. 



North Lincolnshire. — Wall, Lincoln Road, Louth, two, pale-lemon colour, 

 April 24th, 1886! (H. W. Kew). 



Limax agrestis L. 



This — the common or gray field-slug — is a pest everywhere in 



the neighbourhood of Grimsby, Louth, Alford, and Sutton. In 



South Lincolnshire it is on record for Boston and Ancaster districts. 



North Lincolnshire. — Maltby Wood, near Louth, several, April 15th, 1886 I 

 (W.D.R.). Huttoft, near Alford, a few, April 15th, 1886! (W.D.R.). 

 Muckton Wood, near Louth, a few, April isth, 1886! (W.D.R.). Great 

 Cotes, one, October 5th, 1883 ! (W. E. Clarke). Tothby Farm, near Alford, 

 common, April 14th, 1886! (W.D.R.). Well Vale, near Alford, several, 

 April 14, 1886 ! (W.D.R.). Farlesthorpe, several. May 25th, 1887! (J. E. 



Naturalist, 



