CONCHOLOGY. 
*5, B.cylindracea. Brit. Zool. a 73. fig. 3 
bt eer) 
—-Donovan, pl. 120. fg. 2 yay i a 
. B. umbilicata. Montague, pl. 7. fig. 4 
. B. retusa. Montddiues pl 7. fig. 5. Bulla 
_ truncata. 
B. obtusa, Montague, pl. 7. fig. 3. 
B. alba. Zool. Journ, vol. 2. t. 13, fig. 6 
A new species taken by Dr. Turton. 
. B. patula, Turton Dict. fig. 27. 28. 
. B. plumula. Montague, t. 15, fiz. 9 
. B, membranacea. Lin. Trs,v. 11. t. 12. fig. 4. 
VOLUTA. 
Shell more ‘or less spiral ; aperture reaching much 
down the shell, with the piilar plaited or toothed: 
i 
3: 
5. 
6. 
Voluta tornatilis, rat, Zool. pl. 74, fig. 1 
— Donovan, p. 75. 
V. denticulata. Montague, pl. 20. fig. 5.— 
Donevan, p. 138, 
V.alba. Walker’s minute shells, fig. 61. 
V. levis. Montague, t. 6. fig. 7. 
V. bidentata. Montugue, t. 30. fig. 2 
V. triplicata. Donovan, t, 158. 
A: specimen of this rare shell was: found by Dr. 
Turton on Paington Sands. 
BUCCINUM. 
Shell spiral, generally inflated: aperture oval, 
ending in a short canal leaning to the right. 
b 
