130 C. A. Westerhmd, Synopsis Molluscorum Extramarinor. Scandin. 



Gen. Cyclostoma Lam. 



C. elegans IMull. (Verm. Hist. II, 1774, Nerita). T. extus eine- 

 reo-cornea, intus fiilvida, seepe minutim obscure variegata; 

 anfr. 5, convexi. Alt. 13 — 14, lat. 8V2 — 9 mm. 



Hah. Dmiia in Sjoelland multis locis frequens v. frequen- 

 tissima, in ins. Flato (A. B. & J. C.) et Bogo (H. L.) juxta Fal- 

 ster, nee non in Jylland. 



Subordo Hydrophila. 



M. branchiata, aqiiatilia. 



Fam. Paliulinidae. 



Testa magna, ovato-conoidea, epiclermide olivaceo, scepe 

 fasciis longitudinalibus tribiis fuscobrunneis et lineis spira- 

 libits subtilissimis ornata, anfr, idt. ventricosiis, apert. ro- 

 timdato-ovata, obtuse angulata, operculum corneum, con- 

 centrice striatum, parum immersum, nudeo laterali. 



Gen. Paliidlna Lam. 



P. conlecta Mill. (Moll. Maine et Loire, 1813, Cyclostoma). T. 

 perforato-umbilicata, globoso-conoidea, tenuis, spira apice 

 acuto prominente(plerumque eroso), celeriter angustata; anfr. 

 (6) 7, inflato-convexi, cylindracei, penultimus superne sub- 

 plane-transversus, infra constrictus, ultim. ampliato-tumi- 

 dus, sutura profundissima, canaliculata. Alt. 40, lat. 28 

 — 30, ap. Ig. 18 mm. (ex. max.). Testa juvenis granulata, 

 anfr. ult. brevissime hispido et costis spiralibus tenuibus 

 tribus, ciliis rufis recurvis munitis, ornato. — Gycl. vivi- 

 para Drp. (1805), Pal. listeri Forb. & Hani. (1853). 



Hah. Suecia in Skane multis locis, Blekinge passim, Sma- 

 land (tantum in parte merid. gub. Calmariensis) et Westergot- 

 land (circa Goteborg) h. e. orientem versus ad 56° et occiden- 

 tem versus ad 57^3° lat. bor. — Dania in Sja3lland, Lolland 

 et Jylland, nee non (fide H. Lynge) in Moen et Falster. — Fen- 

 nia in Garelia ad Kivinebb in Sinu fennico, ad Gorki prope 



