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



Var. elongatum Baud. (Ess. Mon. Pis. Fr., 1857): c. elongata, 

 oblongo-ovata, valde costata, aiitice longius producta. um- 

 bonibus sat prominentibus, a margiue posteriore magis 

 remotis; long. 12, alt. S^o- cr. G^g i^i^^- — Suecia in 

 Skane multis locis, Blekinge in maxime occidentali parte 

 (in lacu Wesan), in Ostergotland et Westergotland passim, 

 in Upland (Upsala), Westmanland (in Malaren et Svartan). 

 — Dania in SjEelland multis locis (H. L.). — Fennia (in 

 flum. Kumo et Svir, ad Rautus et in Ladoga: Mus. Hel- 

 singf.). 



Var. mahni CI. ap. W. (Fauna Suec, 1873): c. parva, subtilis- 

 sime striata, sulcis nonnullis profundis fuscis, nitidissima, 

 antice angustior, umbonibus acutiusculis, humilibus, magis 

 a margine posteriore remotis, margine ventrali forte ar- 

 cuato; long. 71/21 l^t- 6, cr. -4 mm. — Suecia in Skane (Ra- 

 belofsjon*, Rybelsdort" et in Ringsjon ad Klinta) et Oster- 

 gotland (ad Norrkoping). 



Var. striolatum Baud. (Ess. Mon. Pis. Fr., 1857): c. regulariter 

 valde costata, umbonibus sat latis, a margine posteriore 

 magis remotis, jDOStice ad basin distinctissime angulata; 

 long. 11, alt. 8. cr. 6 mm. — Dania in Sjtelland et Jylland 

 late destributum .'H. L.). 



2. Rivulina CI. C. soUdula, sfriatula, dentibus cardinalihus 

 valvulce sinistne 2^ juxta ])ositis, dente valv. dextrce 1. 



P. supinum A. Schm. (Zeitsch. f. Malak., 1850). C. valde in- 

 sequilatera, triangularis, solida, ventricosissima, tenue stri- 

 ata, sulcis profundioribus paucis, antice longe attenuata, 

 forte angustata, margine superiore forte declivi, rectiusculo, 

 apice rotundato, postice brevissima, fere verticaliter 

 et recte truncata, margine inferiore curvatulo; umbones 

 prominentes, paullo acuminati. Long. 4Y2 — 5> ^^l^- ^' ^r. 

 3 mm. 



Hah. Suecia in Upland ad Harg. — Dahlia in Sjtelland 

 (Sselso: H. L.). 



P. globulare CI. ap. W. (Fauna Suec, 1873). C. parum ina^qui- 

 latera, rotundato-ovata, tenuis, ventricosa, subtiliter striata, 

 antice brevis, rotundata, margine supero curvato, postice 

 truncatulo -rotund ata, margine inferiore sat arcuato; umbo- 

 nes bene prominentes, lati, rotundati. Long. 5, alt. 8^2 



