SUPPLEMENT. 157 



Egypt (Henglin, fide E. v. Martens). Var. 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 (Holier, as S. grcen- 

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

 nalis of Gassies appear to be dwarf varieties. 



P. 156. YITRINA PELLUCIDA. E. Greenland (Holier, as 

 V. angelicce); 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. CELLARITTS. E. Azores (Hartung,^^ Drouet) ; 

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

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

 nitens. 



P. 161. Z. ALLIARITTS. E. Bergen Bay onne. Probably 

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

 beats per minute. 



P. 163. Z. NITIDULUS. E. Italy and Dalmatia. 



P. 164. Z. PTTRTJS. E. Russia and Italy. 



P. 166. Z. RADIATTJLUS. 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 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. CRTSTALLINTJS. Caithness (Peach). E. Siberia 

 (Gerstfeldt); Malta (Issel). 



P. 171. Z. FTTLVTJS. E. Greenland (Moller, as Helix Fa- 

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

 U.S. (Currier). 



