— 291 — 



Name. 



Pleurotoma Parkinsoni Desh. 

 P. peracuta v. Koenen . . . 

 P. planospira Speyer . . . 

 P. regularis de Kon. 

 P. Sandbergeri v. Koenen 

 P. Sandbergeri Desh. . . . 



P. scabra Phil 



P. scalariaeformis Sandbg. 



P. Selysii de Kon 



P. seiuimarginata Bors. 



P. Stoppanii Desh 



P. subonoidea Sandbg. . . 

 P. subdenticulata Goldf. 

 P. subdenticulata Sandbg. 



P. teretrium Edw 



P. trifasciata Hörnes . . . 



P. tricincta Edw 



P. turbida Sol 



P. turricula Broc 



P. uniplicata Speyer . . . 



P. Uytterhovi Nvst .... 



P. Volgeri Phil." 



P. Waterkeynii Nyst . . . 

 Psammobia Lamarckii Desh. . 



P. nitens Desh 



P. plana Desh 



P. Sandbergeri v. Koenen 

 P. stampiniensis Desh. . . . 

 Pyrula concinna Beyr. . . . 

 P. imbricata Sandb. ... 

 P. Simplex Speyer .... 

 P. singularis Beyr 



R. 



Eingicula acuta Sandbg. . . 

 R. Semperi Koch .... 

 Rissoa biangulata Desh. 

 R. Duboisü Nyst .... 

 R. multicostata Speyer . . 



R. Ovulum Phil 



R. Partschi Hörnes . . . . 



S:ixicava arctica L 



S. bicristata Sandbg. . . . 

 S. complanata v. Koenen . . 

 S. crassa Sandbg 



Palaeuntograjibica. XVI- 6. 



39 



