HELIX. 



3» 



Strlatam ' parmni f. 7. t. 9. part. II. Conchyl. Argenvitte 

 huic perperam tribuit Cl ar i (f. G^o/ro/; ipfe enim autor eandem 

 efTe ac ftriata magna , qu£e eft Coch. V. Geofr. pronunciat , ac 

 figura probat , in qua nee labrum , noftrae fulchellcs proprium, 

 confpicitur, 



In huniidis mufcofis frequens. 



233. HELIX COSTATA. 



Helix tefta fubdeprefla , umbilicata , cinerea 5 Ipi- 

 ris coftatis; apcrtura circulari; labro albo^ reflexa. 



Dan, RIB - BEEN - SKEKKEN. 



diarm. i lin» 



T^a convexiufcula, opaca, fupra fufcefcens, fubtus pallldjf. 

 Anfraitus quatuor externe coftati, live plicis rransverfis armatij 

 in majori anfra£lu triginta numeravi ^ hie fubtus glaber eft. 

 ^pertiira ch-cularis ; vix duodecima peripheriE pars ab anfraclu 

 oppofito interfecatur, cum in antecedente fere quarta. Cofiir, fi tefta 

 lumini obvertatur, in fola aperiura transparent. Labnim album,^ 

 planum, reflexum. 



Hujus plurlma fpecimina mifit Clarifi* Martini fub denomi- 

 natione Serpentnli exigiii Eerl. Mag 4. B. p, 267. f. ^\. f. 25 , at 

 rec defcriptio nec figura fatis convenir, cum de ftriis elcvatis five 

 coftis ac labro reflexo altum filentium fit, fluviatilisque dicatur, 

 fpeciminum labra reflexa terreftrem probant. 



In loco ekvato Fridriclisdatenjls ab aquis remoto, raris- 

 fima, 



234. HELIX 



