34 



thirty-six large septa nearly three lines apart at the margin. Between 

 these are thirty-six smaller ones, which are scarcely half a line in height, 

 and have their edges serrated with small denticulations about three in one 

 line. There is a deep septal fossette on one side. Surface and lower 

 parts unknown. Cormorant Point ; Div. 3, A. G. J. Richardson. 



Z. AFFiNis, B., op. cit., p. 430.— Wreck Point and White CHff; Div. 

 1, A. G. Also in H. R. 



Z. Stokesi, Edwards & Haime.— The Jumpers ; Div. 4, A. G. 



Z. BELLiSTRiATA, B., op. cit., p. 430., ante, p. — Numerous localities 

 in Div. 1, 2, A. G. Also in H. R. 



Genus Cyathophyllum, Goldfuss. 



C. Wahlenbergi, B., Pal. Foss., vol. i, p. 108. — East Point ; Div. 3, 

 A. G. 



C. PELAGicuM, B., op. cit., p. 108. — Becsie River Bay ; Div. 2, A. G. 



C. Anticostiense, B., op. cit., p. 109. — South-west Point ; Div. 4. 

 A. G. 



C. Euryone, B., op. cit., p. 110. — The Jumpers ; Div. 4, A. G. 



Genus Ptychophyllum, Edwards and Haime. 



P. Canadense, B., op. cit. p. 107. — South-west Point, Div. 4, A. G. 



Genus Strombodes, Schweigger. 



S. diffluens, Edwards and Haime. — South-west Point ; Div. 4, A. G. 



Genus Betricea, Billings. 



B. undulata, B. Rep. 1857, p. 344. — Gamache Bay; Div. 1, A. G. 

 Abundant in numerous localities on the north and west coasts of the 

 island ; H. R. 



ECHINODERMATA. 



Crmoidal remains occur throughout, but very abundantly in Div. 4. 

 They are always in fragments, and none have been found sufficiently 

 perfect to afford the means of determining even the genus. 



POLYZOA. 

 Genus Ptilodictya, Lonsdale. 

 P. FRAGILIS, B., (ante p. 9.) — Junction Cliff; Div. 1, A. G. 



P. excellens, n. sp. — Polyzoary consisting of small flattened, two- 

 edged branches which are gently and uniformly convex along the middle 



