SUPPLEMENT. 157 



Egypt (Henglin, fide E. v. Martens). Yar. oc'hracea=S, 

 ochracea, Betta. L. PfeifFer, in his great monument of labour 

 (the ^ Monographia Heliceorum viventium '), gives S. elegans, 

 8. Pfeifferi, and S. ocJiracea as different species. 



P. 154. — S. OBLONGA. E. Greenland (Moller, as S. gnen- 

 landica); Russia (ifelski). S. humilis of Drouet and S. stag- 

 nalis of Gassies appear to be dwarf varieties. 



P. 156. — ViTRTjfA PELLrciDA. E. Greenland (Moller, as 

 V. angeliccB)', Lapland (Wallenberg); Algeria (J. W. Flower); 

 Epirus (Mousson); Canada (Bell); U.S. (Say and others). 

 Helix domestica, Strom. 



P. 158. — ZoNiTES. Syn. Eelicarlon, Beck ; Hycdina, Gray. 



P. 159. — Z. CELLARius. E. Azores (Hartung,^/^ Drouet); 

 U.S. (Morse and others). Zoophagous, Spinelli. Not Helix 

 lucida of Pulteney, which is more probably Z. nitidulus, var. 

 nltens. 



P. 161. — Z. ALLiARiiJS. E. Bergen — Bayonne. Probably 

 Helix Hammonis of Strom. Pulsation variable, from 48 to 56 

 beats per minute. 



P. 163. — Z. NiTiDTjLTJs. E. Italy and Dalmatia. 



P. 164. — Z. PURTJS. E. llussia and Italy. 



P. 166. — Z. EADiATULus. E. Russia — Tuscany. Yar. Aber- 

 deen (J. G. J.). 



P. 167. — Z. NiTiDus. E. Palermo (Calcara); Dalmatia 

 (Brusina). 



P. 168. — Z. ExcAVATus. Perth (Buchanan White); Tun- 

 bridge Wells and Aberdeen (J. G. J.). 



Body slender, greyish-white, with 3 or 4 raised lines along 

 the neck: mantle closely covered with milk-white specks: 

 tentacles divergent; upper pair rather long and cyhndrical, 

 coarsely granulated; lower pair short: foot thick, obtusely 

 rounded in front, and gradually narrowing behind to an angu- 

 lar or keeled point : slime rather copious and iridescent. 



P. 170. — L. CRTSTALLiNus. Caithness (Peach). E. Siberia 

 (Gerstfeldt); Malta (Issel). 



P. 171. — Z. FULvrs. E. Greenland (MoUer, as Helix Fa- 

 hricii); Lapland (Nylander) ; N. Japan (Schrenck) ; Michigan, 

 U.S. (Currier). 



