Mollusques terrestres et d'eau douce. 139 



par. Kiiig-karleby (Hartman); ad Stockholm in Gangsätra träsk in Li- 

 dingöü (Högberg Typsaiul. sub nomine PI. nitidi), ad Blå Porten (Zet- 

 terstedtü); ad Upsala prov. Upland (Johanson! Lilljeborg!); prov. West- 

 manland ad Joliannisberg juxta Westerås (Johanson!), ß vir.-alba in pi- 

 scina horti Kungsträdgården ad Borgliolra (diam. 5 — oj- mm.) ins. Öland. 



15. PLANORBIS KIPARIUS Westeel. 

 Testa depressissima, subtus medio concava vel latissime umbilicata 

 (omnes anfractus visibilcs), subtiliter transversim striata, nitidula, snbpellu- 

 cida, lutescens, animale fœta suturate purpurea, ssepe crusta atra vel rufa 

 obtecta; anfr. 3 — o\ utrinque œqualiter plani, extremus ceteris multo latior, 

 margine acutiusculo; apertiira obliqua, elliptico-cordata (basi cordata, supernc 

 obtusissima); peristoma simplex, acutum, margine exteriore plus minus ar- 

 cuate producto, columellari sinuato. Diam. 3, rarissime 3 y ram. Animal 

 saturate purpureum, lineis longitudinalibus atris, tentaculis obscuris, basi 

 purpureis. 



Flanorbis nparius Westei-luiid Sv. Moll. (1865) p. 106; Malak. Bl. 1866. p. 47. O. 

 Rciiihanit Nachnclitsbl. Mai. Ges. 1870. p. 6. 



Hah. In Suecia banc speciem pulchram a. 18G3 in ripa Orientali 

 lacus Herrstorpssjön prope Konneb}' prov. Blekinge detexi, postea a. 185G 

 in rivulo ad Kohlstad prope Borgholm ins. Öland inveni; in prov. Skåne 

 in fluvio Helgeå ad Christianstad hunc planorbera cepit prof. Lilljeborg et 

 in fossis ad Ringsjön, juxta pontem ad Bosjökloster, a. 1870 ipse legi. — 

 Ex ore celeberr. Malm habeo, testam quam ad Göteborg in Stadswasseii 

 frequentem invenit, in Göteb. Vet, Vitt. Samh:s Handl. HI. p. 137 descrip- 

 sit et " Flanorbem glabrum Jeffr." nominavit, eandem ac meum PI. riparimn 

 esse (testa specie! nostrse tamen nou "utrinque subtequaliter convexiuscula ", 

 nee "apertura rotundato-ovalis"). Cfr. prteterea quae de illo PI. glahro ce- 

 leberr. E. V. Martens (in Malak. Blatt. VI. p. 164) et auctor (in Sveriges 

 Moll. p. lOG) scripserunt. 



Subgen. Serpnentina Flem. Testa nitidissima, faucibus in omni îctate 

 bis lamellis ternis coarctatis; lamina 1 parietalis, 2 laterales, 

 rima intermedia triradiata. 



16. PLANORBIS NITIDUS Müll. 

 Testa supra convexa, subtus planiuscula et umbilicata, nitidissima, 

 subpellucida, rutb-ftüva (raro viridi-cornea); anfr. 4, celeriter accrescentcs, 



