Acta Societatis pro Fauna et Flora Fennica, Xlll, n:o 7. 145 



71/2 nim. — Dania iu Jylland (prope Aarhuus a C. M. Poulsen 

 cletectum) nec non in Sjselland (Eingsted, Krogerup, Donse), 

 Fyeu (Korup) et ad Nykjobing in Lolland a H. Lynge in- 

 ventum). 



S. ulicnyi W. (Naturf. Verein in Briinn, 1894). C. irTegulariter 

 ovato-quadrangulata, paullo .supra medium ventrosa, infra 

 compressa, corneo-cinerea, fascia marginali lutea, forte 

 striata, antice abbreviata, infra medium rotundata, postice 

 longior, oblique truncata, pone ad basin acuminato-rotun- 

 data, margo dorsalis (inter umbones) brevis, rectus, ven- 

 tralis subrectus; umbones tumidi, prominentes; ligamen- 

 tum distinctum; dens card, exterior longissimus. Long. 12, 

 alt. 10, cr. 7 mm. 



Hal). Suecia ad Stockholm (in lacu Trehorningen: V. L.). 

 — Dania in Jylland (Horsens: H. L.). — S. scaldianum Auct. 

 omnium, nec Cyclas scaldiana Norm.! 



S. ovale Fer. (Ess. meth. Conch., 1807, Cyclas). C. orbiculato- 

 subrhombea, subinsequilatera, angulata, vix ventrosula, ad 

 margines acute compressa, eleganter striatula, nitida, fla- 

 vocornea, tenuis, antice rotundata, post umbones dilatata, 

 obhque descendens (subtruncata), marginibus (testae clausa?) 

 acutis, rectiuscuhs, inferiore sohimmodo arcuato; umbones 

 parvi, acutiusculi; dens card. exter. longissimus, dens card. 

 valv. dextrse subfurcata. Long. 7 — 8, ah. b^j^, cr. 4 mm. 

 Forma major, \. 14, a. 7, cr. 6 mm. 



Hah. Suecia sparsim a Skane usque ad Qvickjock in Lule 

 Lappmark (67° lat. bor.). — Norv. circa Kristiania et ad Jsed- 

 deren. — Bania in Jyhand (Veile &c.: H. L.). — Fennia ad 

 Kuopio (Jynkka), in Lahafors, Borgnas, ad Tammerfors, Careha 

 rossica (Tjudie): Mus. Helsingf. 



S. mamillanum W. (Expose crit., 1871). C. rotundato-ovata, 

 parum ventricosa, maxime ad umbones tumida, deinde 

 compressa, subtihter striata, flavo-cornea, ad margines acute 

 compressa, postice dilatata, truncata, orbitu rotundata, non 

 angulata, margine infer. parum curvato v. rectiuscuio; um- 

 bones tumidi, obtusi, mitrehis magnis, planiuscuhs; dens 



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