252 bibliography: mollusca, 1886-87. 



[John Emmet]. York S.W. 



The Yorkshire Naturalists' Union at Askern [20th May, 1886 ; species noted 

 were SpJucrhim coj-neu/zi, Bythinia tentaculata, Planorbis co?nplanatus, P. 

 carinatiis, P. allms, Liimuca ovata, L. auriciilaria, L. trimcatzila, Valvata 

 piscinalis, Unto ttit nidus, Anodonta cygnea, L. stagnalis, PL corneus, three 

 Aj'ions, Li max maximus, L. Levis, L. agrestis, two Stuciiiece, Vitrina, Zonites 

 cellarius, Z. iiitidulus, Z. oystallimis. Helix aspersa, U. nenioralis, H. 

 cantiana, H. hispida, H. I'otitndata and var. alba, Btili/nus obscuriis, Pitpa 

 21/nbilicata, Clausilia nigosa, Z2ia, and Carychiuiu\ Nat., June 1886, pp. 

 189-190. 



[John Emmet.] York Mid W. 



The Yorkshire Naturalists' Union in Upper Nidderdale [July 1886; Azeca 

 and Zonites radiatithis added to the Upper Nidderdale list; Z. crystallimcs, 

 Z. cellarius, Z. nitidtilus, Clausilia rugosa, Helix hispida, H. rotundata, 

 Arion ater, and Liinax agrestis (with v. nigra) also noted]. Nat., Aug. 1886, 

 pp. 253-254. 



W. W. Fowler. Line. N., Line. S. 



Helix arbustorum v. cincta and Limnaea glabra near Lincoln [city ; but in 

 North and South Lincolnshire respectively]. Nat., May 1886, p. 149, 

 [F. G. Fryer]. York N.E. 



[Helix cantiana on the way from York to Nova Scotia Wood]. Nat. 

 Hist. Journ., June 15th, 1886, x. 102. 

 W. Gain. Nottinghamshire. 

 Unio pictorum at Ossington, Nottinghamshire [in abundance and of large size 

 as were also Anodonta cygnea ; measurements given]. Nat., Aug. 1884, p. 20. 

 W. Gain. Line. N. 



Marine Shells at Mablethorpe \Solen, Mya, and Pholas plentiful ; an odd 

 valve of Pholas dactylus measured 4I inches]. Nat., Sep. 1884, p. 31. 

 W. Gain. Nottinghamshire. 

 Unio pictorum at Ossington, Nottinghamshire [of large size ; dimensions 

 given]. Nat., Dec. 1884, p. 112. 

 W. Gain. Nottinghamshire. 

 Amalia gagates [var. plumbea] in Nottinghamshire [tolerably abundant 

 in writer's garden at Tuxford, 36 miles from nearest coast]. Nat., Sep. 1885, 

 p. 321. 



W. A. Gain. Nottinghamshire, York S.W. 



Paludina contecta in Nottinghamshire and Yorkshire [near Bawtry ; and 

 Balea perversa found at the junction of three Notts, parishes — Darlton, East 

 Markhain, and East Drayton]. Journ. of Conch., July 1886, v. 80; and 

 Nat., July 1886, p. 213. 

 Carleton Greene. York S.E. 



A List of Marine Shells obtained at Filey in August and September 1887 

 [giving first a list of 27 shells found on the beach, then a list of 12 brought 

 by fishermen from the Dogger Bank, and a notice of a fine Crepidula procured 

 from a fisherman, and stated to have come from the neighbourhood in the 

 course of trawling]. Journ. of Conch., Oct. 1887, v. 233-235. 

 J. A. Hargreaves. York Mid W. or S.W. 



Scalariform Planorbis spirorbis near Bingley [22nd Jan. 1887]. Nat., 

 March 1887, p. 86. 



W. Hy. Heathcote. - Lane. W. 



Lancashire Notes [made at Moreeambe and Heysham, Sep. 7th, 1886 ; 

 Helix aspersa and var. minor, H. rufescens, H. caperata and vars. ornata and 

 gigaxii, H nemoralis, H. hortensis, H. hispida, Zonites cellariiis, Z. alliarius, 

 Z. Iiitidulus, Vitrina, Cochlicopa hcbrica and var. hyalina, Helix rtipestris, 

 H. pulchella and var. costata, H. rotundata, and Pupa umbilicata, among land 

 shells ; and Littorina littorea, Mytilus edulis, Cardium edule and var. rustica, 

 Telli7ia, Mactra stultorum, Solen siliqua, and Buccinum undatu)n\ Nat. 



World, Feb. 1887, iv. 38. Naturalist, 



