62 
Natural History 
Family AMALTHEIDAE 
Genus Amalthea Schum. (Hipponyx Defr.) 
A. crcniioides Cpr. 13, 16, 
Vie., one living, (G.W.T.) Clayoquot Sd., (C.F.N.) Q.C.I,, (G.M.D.) 
Low water. 
Family VERMETIDAE 
Genus Bivonia Gray 
B. compacta Cpr. 13, 16. 
On Pacliypoma c/ibberossnm. Vancouver District, (Swan.) Discovery 
Passage on Trophon tenuisculptus, at Quatsino Sd., on Pecten hastatvs, 
(G.M.D.) 
Family CJECIDJE 
Genus Caecum Fleming 
C crebricinctum Cpr. 12, 13. 
Dolomite Narrows, Q.C.I., (G.M.D.) 
Family TURRITELLID^l 
Genus Turritella Lamarck 
T (Mesalia) reticulata Mighels and Adams. 76. 
Esquimalt and Yic., (N.H.S., G.W.T., C.F.N.) Dep. Bay, (G.W.T., 
C. F.N.) St. of Georgia, Discovery Passage, Johnstone St., Q.Ch.Sd., Quat- 
sino Sd., and Q.C.I. , (G.M.D.) Fine sand and mud, 8 to 30 fms. 
Family CERITHIID^E 
Genus Bittium Leach 
B. filosum Gld. 60, 62. 
Yic., Salt Spring I., Dep. Bay, &c., (G.W.T., C.F.N.) Comox District, 
(C.F.N.) Malaspina Inlet, St. of Georgia, Discovery Passage, Johnstone 
St., Q.Ch.Sd., Quatsino Sd., and Q.C.I., (G.M.D.) A large white variety at 
Clayoquot Sd., (C.F.N.) At and near low tide mark. 
B. armillatum Cpr. 13, 20. 
In roots of kelp, Yic., (C.F,N.) “ Probably a northern, slightly dwarfed 
variety.” [W.H.D.] 
Family LITTORINIDAE 
Genus Littorina Ferussac 
E scutulata Gld. 60, 6£. 
Whole coast to Q C.I., (G.M.D.) 
