60 
Natural History 
Family TROCHIDH3 
Genus Chlorostoma Swainson 
C. funebrale A. Ad. 1, 6. 
Clayoquot Sd., (C.F.N.) North and north-west coast of Y.T., and in 
Q.C.I., (G.M.D.) Near low water mark, and on fronds of Macrocysiis. 
Illustrated in No. 6, pi. XXI., fig. 7. 
Genus Calliostoma Swainson 
C. ann.ulatum Martyn. 75, 6. 
Vic., not rare, (G.W.T., N.H.S., C.F.N.) Johnston St., and Q.C.I., 
(G.M.D.) Low water to 20 fms., rocks. 
Figured in No. 6, pi XXII., fig. 2. 
C. canaliculatti'in Martyn. 75, 6. 
Dredged two living specimens off Maculay Pt., Vic., (C.F.N.) Barclay 
Sd., (Cowley.) On fronds of Macrocystis pyrifera. Clayoquot Sd., (C.F.N.) 
Q.C.I., (G.M.D.) 
Figured in No. 6 pi., XXII., fig. 6. 
C. costa turn Martyn. 75. 
Very much commoner than the last two species. Vic., Dep. Bay to Comox, 
(C.F.N.) Johnstone St., Goletas Channel, Q.Ch.Sd., &c., to Q.C.I., (G.M.D.) 
Low water to 15 fms. 
Figured in No. 6., pi. XXII., fig. 1. 
Genus Gibbula Risso 
G. (Phorcus) pulligo Martyn. 75, 6. 
Barclay Sd., (Cowley). Clayoquot Sd., (C.F.N.) Johnstone and Brough- 
ton Sts., Goletas Channel, Q.Ch.Sd., North and north-west coast of V.I., 
often on fronds and stems of Macrocysiis, (G.M.D.) 
Figured in No. 6. 
Genus Margarita Leach 
M. lirtilata Cpr. 13, 21. 
Vic., abundant. Clayoquot Sd., (C.F.N.) Discovery Passage, Q.Ch.Sd., 
Quatsino Sd., and Q.C.I., (G.M.D.) Low tide to 20 fms. 
M. papilla Gid. 13, 60, 62. 
Vic., abundant. St. of Georgia, and Clayoquot Sd., (C.F.N.) Beaver 
Harbour, Q.Ch.Sd., Johnston St., Quatsino Sd., and Q.C.I., (G.M.D.) 
Between tide marks to 30 fms. 
M. varicosa Mighels and Adams. 76. 
Vic., (G.W.T., C.F.N.) Off Pender I., (C.F.N.) Rarer than the preced- 
ing forms. Found also on the coasts of New England, Greenland, and by the 
Vega Expedition on Bering Island. 
