14 
Eunotia robusta decaodon (Ehrenb.) Ralfs. With ten crenae. Boyer, 
Diat. Philadelphia, PI. 13, fig. 15. 
Desert river, Que. 
Eunotia robusta hendecaodon (Ehrenb.) Ralfs. With eleven crenae. 
Van Heurck, Syn. Diat. Belg., PI. 33, fig. 13. 
Stannard lake, N.B. 
Eunotia robusta icosodon (Ehrenb.) Eunotia icosodon Ehrenb., Mikro- 
geologie, PI. 33, 10, fig. 3. With twenty crenae. 
Stannard lake, N.B. 
Eunotia robusta scalaris (Ehrenb.) Ralfs. With fifteen crenae. Boyer, 
Diat. Philadelphia, PI. 13, fig. 13. 
Stannard lake, N.B. 
Eunotia tetraodon (Ehrenb.) Ralfs. With four crenae. Boyer, Diat. 
Philadelphia, PI. 13, fig. 25. Van Heurck, Syn. Diat. Belg., PI. 33, fig. 11. 
Stannard lake, N.B. 
Eunotia veneris (Kutz.) De-Toni, Syll. Alg., vol. 2, p. 794. Himantidium 
veneris Kutz., Bac., p. 40. Eunotia incisa Greg., Van Heurck, Syn. Diat. 
Belg., PI. 34, fig. 35 A. Boyer, Diat. Philadelphia, PI. 13, figs. 30, 31. 
Generally distributed in the eastern deposits. 
Eunotia veneris obtusiuscula (Grun.) Eunotia incisa obtusiuscula 
Grun., in Van Heurck, Syn. Diat. Belg., PI. 34, 35 B. 
Folly lake, Big Totten lake, N.S.; Fitzgerald lake, N.B. 
ACTINELLA Lewis 
Adinella punctata Lewis, Proc. Acad. Phila., vol. 15, p. 343, PL 1, 
fig. 5. Van Heurck, Syn. Diat. Belg., PI. 35, fig. 18. Boyer, Diat. Phila- 
delphia, PL 12, figs. 16 to 18. 
Trout lake, N.S. 
cocconeis Ehrenb. em. Grun. 
Cocconeis flexella (Kiitz.) Cleve, Sv. Vet.-Akad. Handl. II., vol. 27, 
p. 179. ( Achnanthidium flexellum Br6b.), in Van Heurck, Syn. Diat. 
Belg., PL 26, figs. 29, 30. 
Little River, Slack lake, N.S.; Fitzgerald lake, N.B.; Desert river, 
Que. ; Moon river, McKay lake, Ont. 
Cocconeis placentula Ehrenb., Cleve, Sv. Vet.-Akad. Handl. II, vol. 
27, p. 169. Van Heurck, Syn. Diat. Belg., Pl. 30, figs. 26, 27. Boyer, 
Diat. Philadelphia, PL 16, figs. 19, 20. 
North river, Little River, N.S. 
Cocconeis placentula lineata (Ehrenb.) Grun., in Van Heurck, Syn. 
Diat. Belg., PL 30, fig. 31. Boyer, Diat. Philadelphia, Pl. 16, fig. 29. 
Earltown lake, N.S. 
