SUPPLEMENT. 157 



Egypt (Henglin, fide E. v. Martens). Yar. ochracea =S. 

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

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

 S. Pfeifferi, and S. ochracea as different species. 



P. 154. — S. oblonga. E. Greenland (Holler, as S. grcen- 

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

 nalis of Gassies appear to be dwarf varieties. 



P. 156. — Yitrtna pelltjctda. E. Greenland (Holler, as 

 V. angelica?); Lapland (Wallenberg); Algeria (J. W. Flower)-, 

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

 Helix domestica, Strom. 



P. 158. — Zonites. Syn. Helicarion, Beck ; Hyalina, Gray. 



P. 159. — Z. CELLAPvius. E. Azores (Ka,rt\mg,fide Drouet) ; 

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

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

 nitens. 



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

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

 beats per minute. 



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



P. 164. — Z. purus. E. Russia and Italy. 



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

 deen (J. G. J.). 



P. 167. — Z. nitidtjs. 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 cylindrical, 

 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. crystallinus. Caithness (Peach). E. Siberia 

 (Gerstfeldt); Malta (Issel). 



P. 171. — Z. fulvtjs. E. Greenland (Holler, as Helix Fa- 

 bricii); Lapland (Nylander) ; N. Japan (Schrenck) ; Hichigan, 

 U.S. (Currier). 



