118 



29. OCHTHEPHILA Beck. 



Testa umbilicata vel perforata, depresso-discoidea, inter- 

 dum conuloidea vel trochoidea, granulis, strigis vel squamulis 

 exasperata; anfractus 4 — 8, ultinms carinalus vel angulatus, 

 antice subito deflexus ; apertura circularis , perobliqua , fere 

 horizontalis ; peristoma continuum, interdum solutum, anguste 

 marginatum, reflexiusculum. Sagitta nulla? 



Typus: Helix maderensis Wood. 



a) Testa conuloidea vel trochiformis (Hystricella Lowe). 



b) Testa mammillata. (Goronaria Lowe). 



coronata Desh. III 770 Küst. 154, 8-12 Portosanto. 



coronula Lowe fossil III 771 — 159,31-34 Insel Deserta bei 



Madera. 

 tiarellaWebbetBerth. 493 — 91,14-16 Madera. 



fossil 



c) Testa planorbiformis. (Spirorbula Lowe). 

 H. paupercula Lowe 488 Küst. 92, 3-8 Madera, Portosanto, 



