34 
Gow Lp, A. A. 
1870. Report of the Invertebrata of Massachusetts. Second edition, edited 
by W. G. Binney, VIII+524 pp. 12 pl. Boston. 
HuntTsnMAN, A. G. 
1920. A letter to the writer under date January 10, 1920. 
Seorn, i TH: 
1901. Food of the sea-urchin (Strongylocentrotus drobachiensis). Con- 
tributions to Canadian Biology, 1901, pp. 49-54. 
STIMPSON, W. 
1854. Synopsis of the Marine Invertebrata of Grand Manan, or the region 
about the mouth of the Bay of Fundy, New Brunswick, Smithson- 
ian Contributions, Vol. VI., 1854. 
SuMNER, F. B. OsBurN, R. C., and Cote, L. J. 
1913. A biological survey of the waters of Woods Hole and vicinity. Bulletin 
of U.S. Bureau of Fisheries, Vol. XXXI., Part I., Sec. I., pp. 11- 
219; Part II., Sec. III., pp. 549-614. 
VERKRUZEN, T. A. 
1878. Zur Fauna von Neu-Schottland (Nova Scotia) und Neu-Foundland. 
Jahr, der Deutschen Malak. Gesell, Vol. V., 1878, pp. 208-230. 
VERRILL, A. B. and SuitH, S. 1. 
1873. Report upon the invertebrate animals of Vineyard Sound and the 
adjacent waters with an account of the physical characters of the 
region. Report of the U.S. Fish Commission for 1871-72, pp. 295- 
778, pl. I1.-X XXVIII. 
WiLcocKs, J.C: 
1884. Improved Fishery Harbour accommodation for Great Britain and 
Ireland. Fisheries Exhibition Literature, Vol. IX. Prize Essays, 
Pt. II., 1884, pp. 1-113. 
WinLIS: J. JR. 
1863. List of Nova Scotian shells. Proceedings and Transactions of Nova 
Scotia Institute of Natural Science, Vol. VII., 1888-89, Part IV., 
pp. 419-428. 
WHITEAVES, J. F. 
1901. Catalogue of the Marine invertebrates of Eastern Canada. Geological 
Survey of Canada, Ottawa, 1901, pp. 271. 
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