8o NELSON AND TAYLOR : ON YORKSHIRE MOLLUSCA. 



10. C'olne — Liddle and Briery's Mill Dam, Marsh ! Deighton Bank, J. 



Whitwham ! Near Canal, Golcar ! Paddock ! Close Mill Dam, 

 Huddersfield ! Gunthwaite ! Well at Dalton Bank and Newline, 

 near Dalton, J. Whitwham! Nab Hill, Kirkheaton ! Holmfirth 

 Bridge Mill Dam, J. Whitwham ! Luck Lane, Marsh ! Linthwaite, 

 J. Whitwham ! Farnley Mill Dam ! Milnsbridge, J. Whitwham ! 

 Canal at Golcar and at Huddersfield ! Greenhead Park, J. Whit- 

 wham ! Saltwick, J. Whitwham ! Thirsk Clough ! 



11. Upper Calder — Canal between Elland and Brighouse ! Salterhebble ! 



Scholes, near Cleckheaton ! Liversedge ! stream near Low Moor 

 Station ! mill pond, Hebden Bridge, 1878, A. Taylor ! 



12. Lower Calder — Generally distributed about Wakefield (J. Wilcock, 



Rep. Wakefield Nat. Soc, p. 27, 1883), Ossett ! Pugneys ! Sandal, 

 J. Hebden! Dirtcar ! Thornhill ! Thornes, G. Taylor! Canal, 

 Allofts, April, 1884 ! Barnsley Canal, between Walton and Cold 

 Hiendley, A. P. Taylor, June, 1877 ! near Wakefield ! and near 

 Heath! R. Calder, Mirfield, J. Whitwham! Wintersett ! Cold 

 Hiendley! stream near Stanley, October loth, 1880! stream and 

 Railway ditch near Frost dam ! Colliery pond, Glass Houghton ! 

 Lepton, Whitley Mill dam ! Birkenshaw, J. Emmet, 1882 ; Stocks 

 Moor. 



13. Airedale — Ditch near Ivy House, 1878 ! pond, Neville Hill, 1878 ! 



ponds. Black Hills, Feb. 28, 1864 ! stream, Primrose Valley, April 

 5, 1866 ! ponds, Osmondthorpe ! Manston Lane ! and Seacroft ! 

 common in stream and lake, Killingbeck, June 27, 1866 ! Halton 

 beck and the water-trough, Halton dial, 1877! ditch near cemetery, 

 Burmantofts ! ponds near old mill, Foundry Lane, April, 1877 ! 

 pond, Roundhay Grange, 1878 ! upper and lower lakes, Roundhay 

 Park, July, 1878 ! Gipton beck ! Low Coldcotes ! near Bramley 

 Grange, Thorner, 1882, PL Nelson ! Leeds and Liverpool canal at 

 Armley ! Kirkstall ! Newlay ! Calverley ! Rodley ! Saltaire, June 

 28, 1866 ! river Aire at Bingley, May, 1882, W. West! rare in field 

 ditches, Bingley, Nov. 1886, J. A. Hargreaves ! Seven Arches, 

 Bingley, July 9, 1882, W.D.R. ! pond, stream and water-trough, 

 Hawkesworth Wood, Horsforth, March 9, 1887, W.D.R. ! common, 

 Clayton Wood, Cookridge, April i, 1883, W.D.R. ! mill-pond, 

 Rawdon ! Silveroyd Hill, Wortley, C. Smethurst ! pond nr. Bramley 

 Station ! stream, Thorpe on the Hill, Ardsley ! pond, Bullerthorpe 

 Lane, and canal, Swillington, Oct. 10, 1880! Brown Moor colliery, 

 near Barrowby! 'Old Canal,' Wood les ford ! pit-streams, Leven- 

 thorpe, April 3, 1866 ! Knostrop, April, 1884 ! pond and stream, 

 Allerton Bywater, 1881 ! Methley Low Common, July 5, 1884 ! 

 Newsam Green, April, 1884! Mill Goit, Meanwood, April 17, 1864! 

 stream at Adel, Feb., 1871, S. Scholefield ! abundant, Beckfoot 

 reservoir, April 8, 1883, E. P. P. Butterfield ! Shipley Glen, June 

 27, 1883, W. West ! common, stream and pond, Baildon, May, 

 1882, W. West : plentiful, Dudley Hill, Nov. 18, 1886, F. Rhodes! 



Trans. Y.N. U., 1890 (pub. 1891). Series C 



