PURKPLE-SHELLS, 
TRUMPET-SHELLS. 
(1) Afurex trunculus, L. 4. 
(2) Purpura hamastoma. Lam. 4. 
(3) Murex branderis, L. 4 (after Reeve), 
(4) 7riton tritonis, L. 4, showing blow-hole on side of spire. 
(the Chank), 4, showing blow-hole at apex of spire. 
(5) 7urbinella pyrum, L 
( From drawings by Mrs, Wilfrid Jackson, ) 
