SUPPLEMENT. 159 



p. 196. H. CONCIN^A. E. Denmark (Mb'rch); Nova Scotia 

 (Willis). 



P. 198. H. HISPIDA. Mr. Dewick found a sinistrorsal 

 specimen in a quaternary deposit near Cambridge. E. Crimea 

 (Krynicki) ; Azores (Gerstfeldt) ; U.S., introduced (Tryon). 



P. 201. H. SERICEA. E. Spain (Graells); Yenetia (Betta 

 and Martinati); Epirus (Mousson). 



P. 202. H. REVELATA. E. Lower Tyrol (v. Strobel) ; 

 Boghar, Algeria (Debeaux). 



P. 205. H. FUSCA. Counties of Lanark and Boss (J. G. J.) ; 

 near Glasgow (Purdie); Kincardine and Aberdeen (coll. Mac- 

 gillivray). E. Transylvania (Bielz). 



p. 207. H. PISANA. E. Brittany and Kochelle (Mabille) ; 

 Alexandria (Ehrenberg and others). 



P. 210. H. VIRGATA. E. Madeira (Watson). Yar. sinis- 

 trorsa. New Holland, Lincolnshire (Ball); Llandudno (E. E. 

 Thomas). 



P. 216. H. ERICETORUM. F. Cambridge (Dewick). Mis- 

 son's species is different from this, and allied to H. caper ata. 



P. 218. H. ROTUNDATA. Yar. alia. Clevedon near Bristol 

 (Norman); Leeds (Nelson); Perthshire (Buchanan White). 

 This species may be the long- lost H. gothica of Linne. 



P. 220. H. RTJFESTRIS. Durness, Sutherland (Peach). 

 Erroneously stated to be Madeiran ; nor was the variety found 

 at Clevedon. 



P. 223. H. PYGMJEA. Banff (Edward); Eosshire (Bucha- 

 nan White). F. Cambridge (Dewick). E. Lapland (Ny- 

 lander); Madeira (Watson and De Paiva). 



P. 224. H. PTJLCHELLA. E. Sicily (Pirajno); Algeria 

 (Morelet); Caucasus (Krynicki); Bermuda (Bruce Hutton); 

 Canada (Bell). H. minuta, Say. 



P. 227. H. LAPICIDA, var. albina. Went Yale, Yorkshire 

 (Hebden); Eeigate (Saunders). E. Typ. Spain (Graells); 

 Madeira (Wollaston and others). 



P. 229. H. OBVOLTTTA. Up Park, Sussex (Harting). E. 

 Denmark (Poulsen) ; Spain (Graells) ; Sicily (Calcara). 



P. 231. BULIMTJS. Le Bulin (Bulinus) of Adanson was 

 clearly a species of Physa. He derived the name from the 



