122 — — Dr. Marow's and Mr. Rackert’s 
Gualt. Test. t. 13. f. E. E. 
Martin. Conch. 1. p. 266. vign. 13. f. 3. 
Schrót. Einl. in Conch. t. 1. f. 8. a. b. 
Da Costa Brit. Conch. p. 30. t. 2. f. 3. 
Chemn. Conch. 10. t. 146. f. 1354. 1355. 
Pulteney in Hutch. Dorset. p. 40. t. 22. f. 3. 
Donovan Brit. Shells, t. 120. ps n 
Montagu Test. Brit. p. 208. siut 
Habitat in mari. — : ` 
Testa diametro 4—1 poll. tenuis, fragilis, pellucida. Columella potius in- 
flexa quam involuta. Umbilicus nullus. Runa patentissima. 
First noticed as British by Da Costa. Not uncom- 
mon on many parts of the Western and Southern coasts. 
Mr. Donovan has found it below Tenby, in Caermar- 
thenshire. 
Se 
Catena. B. testa ovali, pellucida, transversim striata; spira obtusa. 
_. Adams in Act. Soc. Linn. 5. t. 1. f 5 Tt 8. B E ? 
kn Montagu — "— - - 7 Sie 
Habitat in mari. SENES 
Testa minuta, B. aperia MESS dila, striis transversis, punctatis, catenam: 
zemulantibus: hee strize oculo armato solum discernende sunt. Aper- 
tura ampliata, versus apicem angüstata, 
Found among sand in Bigberry Bay, Devon, by Mr. 
Montagu; and at Tenby; S. Wales, by Mr. Adams. 
atte 
emargi- B. testa gibba; apertura ‘emarginata. Adams in Act. 
“nata. ‘Soc. Linn. 5. t. 1. A9. 10, 11. 
Habitat in mari. 
" Found near Pembroke. (Adams). 3 ieee 
denticu- B. testa oblonga, er a obtusa, levi, apertura ad 
lata. apicem denticulata, - oe Adams’ in à Act. Soc. 
Linn. 5. t. 1. f. 4 4, 5 A dh distal 
. Habitat 
