

444 ADDENDA. 



Pag. 171 post lin. 24 adde: Edix cyparissias Chenin. ed. II. Helix 



N. 363. t. 113. f. 20. 21. 



- n 2 - - 9 - Helix chersonesica Mlf. { teste Vilia. ) 



- 172 - - 39 - Helicella albella Risso IV. p. 168. 



N. 147?*) 



- 172 - - ult. - 



(444*. H. oxygyra Boissier. "f 



T, anguste umbilicata, lenticulari-depressa, pallide cornea, 

 efasciata, supra subtusque eleganter albo - costulata , tenuis, niti- 

 dula; anfr. 5^2 plani, contabulati, argute carinati: carina alba, 

 ab infra compressa; perist. acutum, margine superiore recto, in- 

 feriore reflexiusculo , intus vix labiato. --- Diam. 17, alt. 6/2 milL 

 (Charp.) 



Helix oxygyra Boiss. mss. Charp. in Zeitschr. f. Mal. 1847. p. 131. 

 Habitat prope Nahr et Kelb in vicinia urbis Beirt4^ Syriae. 



Pag. 172 in fine adde: *) T. opaca, glabra, nilida; anfr. 5 depressis, striolis 

 Iransversis undulalis sculptis; epidermide alba. — 

 Long. 0,006. (Risso 1. c.) 



- 174 post lin, 3-adde: Helix scabra (Helicella) F^r. pr. 285. 



- 174 - - 19 - /9. Major, unicolor albida: diam. maj. 1 1%, 



min. 10/2, alt. 4% mlll. — Hel. si- 

 derites Friv. teste Rossm. ( Sicil. ) 



- 174 - - 33 - , 



449". H. Schombrii Scacohi.//'f//, /^ f ^^, J^;^X/r 



T. mediocriter umbilicata, lenticularis , carinata, regulariter 

 et confertim costulata, alba, fasciis corneis utrinque ornata; spira 

 convexa, obtusa; anfr. 5 convexiusculi, ultimus antice vix descen- 

 dens; carina serrulata, subtus compressa, in omnibus anfractibus 

 suturam marginans; apertura lunato-securiformis; perist. tenue, 

 sublabiatum, marginibus conniventibus. columellari vix reflexius- 

 culo. — Diam. maj. 7, min. 672, alt. 3% mill. (CoU. Nr. 678.) 

 Helix Schombrii Scac. test. Friv. et Rossm. 

 — — C/iemn. ed. II. HelixN. 716. t. 119. f. 11— 13. 



Habitat in Sicilia. 



Pag. 175 post lin, 2 adde: Theba variegata Beck ind. p. 12. N. 34. 



- 176 - - 38 - Helix Caronis Desh. Enc. meth. II. 



p. 257. tabl. 



- 180 - - 1 - Helicella elegans Risso lY. p. 69. N. iid. 



- 180 - - 11 - . 



465% H. ^midica Moquin-Tandon. ''- '^^ ^ '?-■ 



T. umbilicata, depresso-conica, carinata, subtiliter costulato- 

 striata , nitidula. alba; spira conoidea , apice obtusiuscula , cornea ; 



