293 



OCTOCORALLA. 



Ltellia affinis, Billings. (Sp.) 



ffeliolites affinis, Billmga 1865. Canad. Nat., N.S., vol. II, p. 



427 ; and (1866) Cat. Silur. Foss. Antioosti, 



pp. 5 and 30, fig. 12. 

 Lyellia papiUata, Rominger 1876. Geol. Surv. Mich., Fossil Corals, p. 



15, pi. 2, fig. 3. 

 Tyrrell ....1892. Geol. Surv. Canada, Rep. N.W. 



Manitoba, etc., pt. E, pp. 147, 148, and 150. 

 Lyellia affinis, Lambe 1899. Contr. Canad. Palseont., vol. IV, pt. 



1, p. 84, pi. 5, figs. 1 and 1 a. 

 Propora affinis, Kiser 1903. Rev. der Mittelsilurischen Helioliti- 



den, etc., Christiania Videnskaba-Selska- 



bet Skritter. 1. Math, naturv. Klasse, No. 



10. 



Saskatchewan River ; at the foot of Grand Rapids ; at the tramway at 

 Grand Rapids ; at Roche Rouge and Cross Lake Rapids ; J. B. Tyrrell, 

 1890 ; and at Grand Rapids, D. B. Dowling, 1891. A few specimens 

 from each of these localities (Lambe). 



BRACHIOPODA. 



Steopheodonta acanthopteea, Whiteaves. (Sp.) 



Saskatchewan River : at the foot of Grand Rapids ; at Roche Rouge ; 

 at Old Fort Island, Cedar Lake ; on the west side of Cedar Lake ; below 

 Cedar Lake; and at Chemahawin ; J. B. Tyrrell, 1890. Abundant at 

 each of these localities. 



Lept^na rhomboidahs (Wilckens). 



Saskatchewan River, at Chemahawin, J. B. Tyrrell, 1890 : one ventral 

 valve. 



Orthis, sp. indet. 

 * 

 Saskatchewan River, at the foot of Grand Rapids, J. B. Tyrrell, 1890 : 



an imperfect small dorsal valve, with extremely narrow ribs, which bifur- 

 cate near the anterior margin. 



CoNCHiDiUM DECussATUM, Whiteaves. (Sp.) 



Plate 26, figs. 1 and 2. 



Pentamerusdecussatus, 'Whiteaves 1891. Canad. Reo. Sc, vol. IV, p. 295, pi. 



3, figs. 3 and 4. 

 Conehidium decussatum, Kail & ClATke 1894. Pal. N. York, vol. VIII, pt. 2, 



p. 235, pi. 65, figs. 1 and 2 ; and pi. 



66, fig. 15. 



