2 Mr. AdamsV Dcfcriptiotis of 



Sand at the Walh, not common. 

 Obf. Shell pellucid, white. 



punilata. 3. B. tefta oblonga fubaequali tranfverse punflata. 

 TAfr. I. fg. 6, 7, 8. 



South Sands at Tenbigh, very rare. 



Obf. Shell pellucid, with diftant longitudinal ftrlae. 



emarg'inata^ 4. B. tefta gibba, apertura, eraarginata. 

 Tab. I. fig. 9, 10, II. 



Obf. Shell pellucid, fmooth; lip fubarcuated. B. f'war- 

 ginata, punSiata^ and deni'icu/ata, agree in their ge- 

 neral habit; and truncata is moft nearly allied to 

 cylindrica. 



TURBO. 



trifafciaius. i. T. tefta laevi quinque anfratStibus fubobfoletis fafci- 

 atis, aperturi ovali. 



Tab. I. fig. 12, 13. 



Sand at the Wafti. 



Obf. Shell pellucid, imperforated, whitifh, with two 

 - • tranfverfe red bands on the firft fpire, and one on 



the fecond. 



tnembrana- 2. T. tefta lasvi quinque anfraflibus oblique fafciatis, 

 eeus, apertura fubovali. 



Tab. I. J^. 14, 15, 



Sand at the Wafti. 



Obf Colour yellowifli brown, thin, pellucid, with. 



oblique 



