232 



2) B. stic tu s Marlons. Testa perforata, conica , solidula , subtiliter 

 oblique striatula , nitidula, alba, punctis nigris aggregatis adspersa et fasciis 

 obsoletis 2 roseis cincta ; spira elongata; apice obtusa; anfr. 7, convexiusculi, 

 superiores 3 — 4 cornei, unicolores ; apertura semiovalis, dimidiam longitu- 

 dinem non aequans, intus fuscescens, peristoma simplex, rectum, obtusum, 

 margine columellari late reflexo, roseo. 



Long. 17, diam. 11 mill. Apert. 8 mill. longa, 6 lata. 



Tette, Peters. 



6. CERASTUS Albers. 



Tesla rimata, ovata, costulata vel striatula, tenuis, Cornea; 

 anfr. 6 — 7 convexiusculi, ultimus spiram subaequans; apertura 

 rotundato-ovalis, peristoma reflexum, marginibus conniventibus, 

 callo tenui junctis. 



Typus : Buliminus distans Pfr. 



B.distans Pfr. IV 368 Malabar. 1 ) 



scalaris Hairburn 2 ) ,, 



trifasciatus Chemn. 145 Kilst. 10, 6. 7 Ceylon. 



Cerastus — von Hörn — Albers mscr. 



1) So in der Albers'schen Sammlung bezeichnet; nach Pfeiffer 

 von der Insel Karak im persischen Meerbusen. 



2) Testa umbilicata, ovato-conica, tenuiuscula, striata, costis crassis per- 

 pendicularibus (circa 15 in quovis anfractu), nitida, alba, diaphana ; spira 

 turgida, apice obtusa ; sutura profunda ; anfr. 6 % , convexi , ultimus circa 

 umbilicum angustum pervium compressus ; apertura parum obliqua, ovalis, 

 peristoma late expansum , album , marginibus approximatis, externo valde 

 arcuato, columellari dilatato, stricto. 



Long. 19, diam. 12 mill. Apertura 9 longa, cum peristomate 7%, sine 

 hoc 4% lata. 



Malabar, m. Cum in g. 



7. PETRAEUS Albers. 



Testa rimata, oblongo- conica vel cylindraceo-oblonga ; 

 subito attenuata, Cornea, albida, unicolor; anfr. 6 — 8 planulati, 

 ultimus spira brevior; apertura ovalis, columella plus minusve 



