Acta Societatis pro Fauna et Flora Fennica, Xlll, n:o 7, 177 



Iruncatum inframedianum producta; margo superior arcua- 

 tus, inferior totus subrectus, aliquando subretusus; nates 

 depresses (late eros^e); margarita candidula, livide macu- 

 lata. Long. 95—110, alt. 50—57, cr. 27—35 mm. (W.). 



Hah. Suecia in Jemtland (in Hornsjon ad Brunflo: E. N.) 



(W) C. oblongo-ovata, regidariter ventricosa adeoqiie scepius margi- 

 nibus ohtusis, pars postica 2^/2 — 5 longior, rostro inframediano, 

 recto, late truncata, margine inferiore postice vix vel parum 

 ascendente, crista humili, non angulata; vel rostro submedianO: 

 crista altiore et angulata. 



A. rossmassleriana Dup. (Ess. moll. Gers 1843). C. sat obliqna, 

 elongato-ovata, sat tenuis, sat ventricosa, ad margines 

 sulcata, castanea, antice declive rotundata, postice plus 

 quam triplo longior, margo superior et posterior fere 

 regulariter in arcu longo ad rostrum subbasalem extenso 

 juncti, margo inferior usque ad fniem subrectus, antice 

 ascendens; area humilis, crista prominula, non angulata. 

 Long. 100—120, ait, 50—60, cr. 30—40 mm. 



Hal). Suecia in Blekinge (in lacu ad Emmahult: Hj. \V.) 

 Sodermanland (ad Kuddinge; Hj. W.), Stockholm (in Rastad- 

 sjon: Hj. W.) et Dalarne (in lacu Honsan: C. G. A.). — Dania 

 ad Skjoldnsesholm (H. L.). 



A. luxata Held (Isis 1837). C. obliqua, anguste sublanceolata, 

 Iseviuscula, rufescenti-subnigra, nitidissima, regio umbonalis 

 sordide lutea, antice bene rotundata, sat alta, postice 2^4 

 longior, rostro rotundato-truncato, margo superior rectus, 

 posterior subrectus, celeriter descendens, inferior arcuatu- 

 lus, antice altius ascendens; area humilis, angulata. Long. 

 83, alt. 40, cr. 26 mm. (1. 134, a. 70 mm.: Morch). — 

 A. cellensis var. 3 Morch. 



Hah. Dania in Sjaelland (Hasle, Mose in Amager) et in 

 Bornholm (ad Tonder). 



A. inornata Kstr. (Mon. in Chemn. Cab. 1852). C. obliqua, 

 anguste subelliptica, sat elongata, ventricosa, striatula, an 

 nulis distinctis, nitida, olivaceolutea v. virescens, ad um- 

 bones cinerascens, regio umbonalis ferruginea, viride ra- 



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