of British Columbia. 
57 
T. mdrmorea 0. Fab. 55, 36. 
Q.C.I., two specimens, (G.M.D.) 
T. submar morea Midd. 78, 36. 
Yic. and Vesuvius Bay, Salt Spring I., (G.W.T.) South end of Galiano 
Island, (C.F.1ST.) Very rare. Taken on rocks between tides. 
Genus Ischnochiton Cpr. 
* I. inter si-inctus Gld. 60, 62, 36. 
Vic., common, to Q.C.I., (G.M.D.) Dredged in 10 to 40 fms. 
* I. trifida Cpr. 13, 21. 36. 
Q.Ch.Sd., one living, (G.M.D.) Q.C.I., one specimen, (G.M.D.) 
* I. Mertensii Midd. 79, 36. 
Vic., Dep. Bay, Comox, Clayoquot Sd. to Q.C.I., (G.M.D.) 
* I. reteporosus Cpr. 13, 21. 
Vic., (C.F.K) 
* I. reteporosus, var. punctatus Whiteaves. 105. 
Discovery Passage, (G.M.D.) “A feebly marked variety, distinguished 
by its colour.” [H.A.P] 
Genus Choetopleura Shuttleworth 
C. Hartwegii Cpr. 7, 13, 36. 
Vic., (G W.T.) Q C.I., (G.M.D.) 
C .' Hartwegii , var. Nattallii Cpr. 7, 13, 36. 
Vancouver District, (Swan). 
Family ACANTHOPLEURIDiE 
Genus Nuttallina Cpr. 
Nuttallina scabra Rve. 86, 13, 36. 
Puget Sound, (Dr. Kennerley). “Exposed headlands, at and above high 
water mark, in crevices of rocks. Vancouver District,” Dali, 36. 
Family ACM^EID^l 
Genus Acm^a Esch., 52, 36. 
A. mitra Esch. 52, 36, 29. 
Abundant in rocky tide pools, Vic. Reaches to Q.C.I., (G.M.D., J. Deans) 
Usually co ated with nodules of nullipore, pink or green Sometimes har- 
bours a commensal worm, a species of Lepidonotus , (C.F.N.) 
