152 C A. Westerhmd, Synopsis MoUuscorum Extramarinor. Scandin. 



pero et infero valde arciiatis; umbones sat prominentes, 

 aciitiusculi. Long. 2, alt. V/21 cr. V/o mm. 

 Hah. Siiecia in Blekinge (Ronneby in Langasjo ===) et Hel- 

 singland (ad Saane), 



Var. martensi CI. ap. W. 1. c: c. major, solidior; long. 3-I/5, alt. 

 2V5, cr. 2V5 mm. — Norv. ad Bergen. 

 b. — C forte striata. 



P. pulchellum Jen. (Trans. Phil. Soc. Cambr., 1832). G. oblique 

 ovata, solida, sat ventrosa, dense et forte striata, nitida, 

 antice pauUo elongata et attenuata, margine siipero forte 

 declivi, apice rotundata, postice abbreviata, lata, subtrim- 

 cata, inferne rotiindato-angiilata, margine ventrali arcuato; 

 umbones subinflati, prominentes. Long. 37.5, alt. 2^/5, cr. 

 1^5 mm. 



Hah. Siiecia in prov. Skane, Blekinge (loco unico ad Ron- 

 neby), Ostergotland, Westergotland, Nerike, Stockholm, Upland 

 (Ultuna et Temnaren), Westmanland (Persbo pr. Westeras), Ge- 

 strikland (ad Gefle), Herjedalen (Ytterhagdal), Dalarne (par. Gu- 

 staf et Husby), Westerbotten (ad Pitea), Gotland (ad Visby). — 

 Now. meridionalis et supra 62° lat. bor. multis locis. — Da- 

 nia in Sj^lland (ad Preesto) et Jylland (in Norreaa). — Femiia 

 in Satakunta in par. Virmo (Mus. Helsingf.). 



P. nitidum Jen. (Trans. Phil. Soc. Cambr., 1832). C. orbiculato- 

 ovata, paullo obliqua, solidula, compressiuscula, eleganter 

 dense striata, sulculis nonnullis sub umbones, nitidissima, 

 antice attenuata, late rotundata, margine supero extense 

 declivi, postice rotundata, margine inferiore sat arcuato; 

 umbones depressiusculi, lati, rotundati. Long. 2^5, alt. 275 

 cr. 175 mm. 



Hah. In Suecia hsec species inter rariores enumeranda est, 

 occurit in Skane (ut in Ronnea), Westergotland (in Qvillebacken 

 pr. Goteborg), Upland (Teljoback par. Aker), Dalarne (Lilian 

 par. Orsa), Jemtland (ad Krokom) et hinc inde in provinciis 

 interjacentibus. — Now. meridionalis et media multis locis, 

 etiam supra 62° lat. bor., vulgaris, in lacubus montium alte 

 sitis usque in Westfmmarken (in ins. Ando, 69° 33' 1. b.). — 



