of British Columbia. 
51 
Genus Modiola Lamarck 
M. Taylori Dali, M. S. 
Vic., (G.W.T., C.F.N.) First collected by the Rev. G. W. Taylor. On 
coralline, in tide pools. 
M. recta Com\, var . flabellata Gld. 23, 7, 52, 54. 
Vic., (Dali.) Ganges Harbour, Salt Spring I., living, (C.F.N.) Clayoquot 
Sd., (C.F.N.) Comox, dead, not uncommon, (W.H.) Between # tides, in 
sandy mud. 
M. 'modiolus Linn. 
Generally distributed to Q.C.I., (G.M.D.) Low water, in sandy mud. 
Subgenus Adula H. and A. Adams 
A. stylina Cpr. 13, 16. 
Vic, (Lord, C.F.N.) Boring into claystone, attached by a byssus to its 
burrow. 
Genus Modiolaria Beck 
W. Icecigatd Gray. 64. 
Vic , not uncommon, (N.ILS., C.F.N., G.W.T.) Dep. Bay, (G.W.T., C.F.N.) 
Port Neville, near Johnstone St. At low water, living, (G.M.D.) 
M. nigra Gray. 64. 
Vic. and Dep. Bay, (G.W.T., C.F.N.) Comox, (C.F.N.) St. of Georgia, 
Discovery Passage and Q.Ch.Sd., (G.M.D.) 
Genus Crenella Brown 
C. decussata Mont. 
Generally distributed to Q.C.I., (G.M.D.) 
Family ARCIDHS 
Genus Axin^a Poli 
A. subobsoleta Cpr. 13, 16. 
Clayoquot Sd., living, (C.F.N.) Q.Ch.Sd., (G.M.D.) Q.C.I., (G.M.D. 
and J. Deans). Low water to 30 fms. 
Family NTJCULIDiE 
Genus Nucula Lamarck 
N. tenuis Mont., var. lucida Gld. 13. 
Generally distributed to Q.C.I., (G.M.D.) 
JV. (Acila) castvensis Hinds. 67, 68. 
Vic., (N.H.S., G.W.T., C.F.N.) Dep. Bay, very abundant, (G.W.T., 
C.F.N.) Quatsino Sd., and Q.C.I., (G.M.D.) About 10 to 20 fills., in mud. 
