TREGELLES : MARINE MOLLUSCA OF CORNWALL. 215 
Var. rufescens Forb. — Scilly (R.W.J.S.). Hitherto 
considered a northern variety. 
T. rufa Phil.--Off Plymouth, Falmouth, Mount’s Bay, Hayle, 
St. Merryn. 
T. lactea L.—Falmouth, Helford, Mount’s Bay, Land’s End, 
Hayle, Scilly. 
T. innovata Monteros—-Falmouth (W.H.); Mount’s Bay 
(GE.T.) ; Scilly (G2B.). ~ Dhese may be 7: *pzs7i/a Phil.). 
Var. minuscula Marsh.—-Scilly(C.B.); Mount’s Bay (J.T.M.). 
Var. cylindrata Marsh.—Mount’s Bay (C B.) ? 
Murex (Ocinebra) erinaceus L.—Generally distributed. 
Trophon muricatus Mont.—In shell sand on S.E. coast of 
Cornwall, Falmouth, Mount’s Bay, Porthcurnow, Wolf Rock, 
Land’s End, Scilly. 
T. clathratus var. truncata Str.—Menavawr, Scilly, “ one 
dead and worn specimen with Z. muricatus. The locality 
is noteworthy, Tenby being the southernmost locality given 
by Jeffreys ” (Smart). 
Lachesis minima Mont.—Helford (R.N.D.); Mount’s Bay 
(G.F.T.) ; Porthcurnow (R.N.D.) ; Whitsand Bay (J.G.J.) ; 
Scilly (R.W.J.S.). 
Var. pallescens Jeff.—sScilly (C.B.). 
Purpura lapillus L.—Generally distributed. 
Var. imbricata Lmk.— Falmouth (W.P.C.);  Helford 
(W.R.); Hayle (W.H.). 
Var. major Jeff.-—Helford (W.R.). 
Nassa (Tritonella) incrassata Mull. — Par, Falmouth, 
Mount’s Bay, Hayle, St. Minver, Scilly. 
Var. major Jeff.—Hayle (Miss H.). 
Var. minor Jeff.—-Scilly (C.B.). 
N. pygmeea Lmk.—Falmouth (W.P.C.); Mount’s Bay, 
dredged (G.F.T.) ; Hayle (Miss H.). 
N. (Hinia) reticulata L.—Generally distributed. 
Var. nitida Jeff.—Falmouth (Norman). 
