— 160 — 



Glausilia laminata, Clausilia ventricosa, Glausilia phil- 

 catula, Clausilia laminata, Clausilia cruciata, Clausilia dubia, 

 Clausilia parvula, Clausilia biplicata; Balea fragilis ; Succinea 

 putris, Succinea Pfeifferi, Succinea oblonga, Carychium mini- 

 mum: V^alvata piscinalis, Valvata virigaria, Planorbis cor- 

 n^us, Bylhima tenitaculala, Lymnaeus auricularis, Lymnaeus 

 pereges. Lymnaeus ovatus, Lymnaeus palustris, Lymnaeus 

 glutinosus, Lymnaeus stagnalis, Planorbis albus, Planorbis 

 contorlus, Planorbis marginatus, Planorbis spirorbis, Pla- 

 norbis vortex, Physa lontinalis, Uva batarus, Uva tumidus, 

 Uva pictorum, LTva margaritifer, Anodonta piscinalis, Ano- 

 donta cygnea, Anodonta ponderosa, Anodonta gibba, Ano- 

 donta complanata, Anodonta calycnlata, Anodonta obliquum. 



So geschehen im Jahre 190G in der Heimat der beiden 

 Pfeififer. 



Ein neuer Odoutostomas. 



Von 

 H. Rolle. 



Odontostomus hergi Boettger & Rolle n. 

 Testa sat late perforata, elongate conica vel subfusi- 

 forniis, solida, vix nitens, oblique irregulariter costellato 

 striata, cinereo - alblda. fusco - strigata ac maculata, summo 

 fuscescente. Spira elongato — conica, subturrita, lateribus 

 planis, apice acutulo; sutura impressa, in anfractibus in- 

 tens profundior ac magis descendens. Anfractus 11 — 12 

 lentissime accrescentes, vix convexiusculi, inferi 2 altiores 

 sed vix latiores, ultimus postice V« altitudinis vix superans, 

 ad suturam contractus, antice ascendens, basi sulco pro- 

 fund© exaratus, dein circa umbilicum in cristam compressus. 

 Apertura parum obliqua, elongato ovato, marginibus callo 

 subcontinuis; dentibus 5 coarctata: plica compressa in 

 medio pariete aperturali, plica magna oblique intrante, 



