13 
Eunotia lunaris (Ehrenb.) Grun., in Van Heurck, Syn. Diat. Belg., 
PI. 35, figs. 3, 4. Boyer, Diat. Philadelphia, PI. 12, figs. 24, 25. 
Desert river, Que.; Moon river, Ont. 
Eunotia major (W. Smith) Rab., FI. Eur. Alg., p. 72 (Himantidium 
majus. W. Smith, Syn. Brit. Diat., vol. 2, p. 14, PI. 33, fig. 286) Van 
Heurck, Syn. Diat. Belg., PL 34, fig. 14. Boyer, Diat. Philadelphia, 
PL 13, figs. 1, 2. 
Abundant in the eastern deposits. A form of E . Major having the 
ventral side tumid in the middle occurs in the Floods Lake deposit, N.B. 
Fig. 1, PL 38, in Wolle, Diat. N.A., represents this variation, but the 
references are incorrect. 
Eunotia monodon Ehrenb., Van Heurck, Syn. Diat. Belg., Pl. 33, 
figs. 3, 4. St. Justin, Que.; Chaff ey township, Ont. 
Eunotia parallela Ehrenb., Mikrogeologie, PL 2, fig. 24. Van 
Heurck, Syn. Diat. Belg., PL 34, fig. 16. 
Rare in Folly Lake deposit, N.S. 
Eunotia pectinalis (Kutz.) Rab., in Van Heurck, Syn. Diat. Belg., 
PL 33, fig. 16. Boyer, Diat. Philadelphia, PL 13, figs. 6, 7. (Himan- 
tidium pectinate Kutz., in W. Smith, Syn. Brit. Diat., vol. 2, PL 32, fig. 280.) 
Common in the eastern deposits. 
Eunotia pectinalis minor (Kiifz.) Rab., in Van Heurck, Syn. Diat. 
Belg., PL 33, figs. 20, 21. With the type. 
Eunotia pectinalis undulata Ralfs. Van Heurck, Syn. Diat. Belg., 
PL 33, fig. 17. Boyer, Diat. Philadelphia, Pl. 13, figs. 8, 10. With the type. 
Eunotia pectinalis ventricosa Grun., in Van Heurck, Syn. Diat. Belg., 
PL 33, fig. 19B. Boyer, Diat. Philadelphia, PL 13, fig. 12. With the type. 
Eunotia polyglyphis Grun., in Van Heurck, Syn. Diat. Belg., PL 34, 
fig. 33. With four to six elevations. 
Factory Dale, Trout lake, N.S.; Ste. Anne river, Michel lake, Colbert 
township, Que.; Stisted township, Ont. 
Eunotia praerupta Ehrenb., Mikrogeologie, PL 13, 1, fig. 15. Ktitz., 
Bac., p. 36. Van Heurck, Syn. Diat. Belg., PL 34, figs. 17 to 19. A. 
Schmidt, Atlas, PL 274, fig. 32 et seq. Boyer, Diat. Philadelphia, Pl. 13, 
fig. 5. 
Generally distributed in the eastern deposits. 
Eunotia praerupta bidens Grun., in Van Heurck, Syn. Diat. Belg., 
PL 34, fig. 20. Boyer, Diat. Philadelphia, PL 13, fig. 19. With the type. 
Eunotia robusta Ralfs, in Prit. Inf., p. 763. The following varieties 
occur: 
Eunotia robusta diadema (Ehrenb.) Ralfs. With six crenae. Van 
Heurck, Syn. Diat. Belg., PL 33, fig. 12. Boyer, Diat. Philadelphia, PL 
13, fig. 21. 
Generally distributed in Nova Scotia and New Brunswick. 
