[LAMBE] SPONGES FROM COAST OF NORTHEASTERN CANADA 27 
Thenea muricata, Lambe. 1896. Sponges from the Atlantic coast of Canada, 
Trans. Royal Soc. Canada, second series, vol. ii., p. 202, 
pl. iii., fig. 4. 
Two small specimens of this species are labelled East Greenland, 
A. M. Rodger, 1894, 250 fathoms. 
We have hitherto known that this sponge occurs on the north-east 
coast of the United States, in the Gulf of St. Lawrence, in Davis Strait 
and Baffin Bay and off the east coast of Greenland as well as in more 
eastern waters of the North Atlantic. 
CALCAREA. 
LEUCOSOLENIA CANCELLATA, Verrill. 
(Plate II, figs. 5, 5a-e.) 
Leucosolenia cancellata, Verrill. 1874. Explorations of Casco Bay, Pro. Am. 
Ass. Adv. Sci., p. 393. 
Lambe. 1896. Sponges from the Atlantic coast of 
Canada, Trans. Royal Soc. Canada, second series, 
vol. ii., p. 203, pl. iii., figs. 5, 5a-d. 
LES << 
A number of very perfect specimens of this species are included in 
the collection; one of the largest is shown on plate II. In 1873 Dr. J. F. 
Whiteaves dredged a single specimen on the Orphan Bank, off the 
entrance to the Baie des Chaleurs. 
Localities—Strait of Belle Isle, off Norman’s Light, 60 fathoms, 
rocky bottom, A. M. Rodger, 9th of April, 1892, four specimens; Davis 
Strait, off Cape Raper, 4 miles S., 60 fathoms, bottom of stones and 
sand, A. M. Rodger, 13th of September, 1892, twelve specimens; Davis 
Strait, Cape Aston, 60 fathoms, Captain Phillips, 10th of August, 1893, 
one specimen. 
Sycon PROTECTUM, Lambe. 
(Plate I, figs. 4, 4a-7.) 
Sycon Protectum, Lambe. 1896. Sponges from the Atlantic coast of Canada, 
Trans. Royal Soc. Canada, second series, vol. ii., p. 204, 
pl. iii., figs. 6, 6a-g. 
This species was originally described (op. cit.) from a specimen 
dredged by Dr. Whiteaves, in 1872, eight miles south-east of Bonaven- 
