ö P. T. CLEVE, DIATOMS FROM FRANZ JOSEF LAND. 



Eunotia gracilis (Ehb.) Rabh. — Sparingly at Cape Flora. 

 — L. 0,04 — 0,07; B. 0,0035 mm. Str. 12 — 14 in 0,oi mm. 



E. lunaris (Ehb.) Grun. — L. 0,o4 — 0,o6; B. 0,oo4 mm. 

 Str. 13 — 17 in 0,oi mm. — Sparingly in several samples. 

 There is scarcely any specific distinction between E. lunaris 

 and E. gracilis. 



E. {impressa v.) minor E,abh. — To this form I refer a 

 valve fig. 5. L. 0,038; B. 0,oo4 mm. Str. 12 in 0,oi mm. — 

 Cape Flora, rare. 



E. papilio Ehb. — L. 0,02; B. O.oi mm. Ends broadly 

 truncate. V. H. Syn. XXXIII, 8. — Sparingly in some samples- 

 from Cape Flora. 



E. monodon v. alpina KtJTz. — As such I consider a small 

 form of E. monodon (L. 0,02.5; B. 0,oo5. Str. 14 in 0,oi mm. 

 Hg. 6) sparingly found in a sample from Cape Flora. 



Fig. 6. Fig. 7. 



•'^'^o- •^- AU 1000 t. m. 



E. septentrionalis Oestr. — Meddelelser om Grönland XV, 

 274, Pl. 1, f. 10. — Some few specimens (L. 0,02; B. 0,oo4 mm. 

 Str. 15 in 0,0 2 mm.) were found at Cape Flora. As to the 

 striation tbis form agrees with E. fallax A. C, but the ont- 

 line is different. (Fig. 7.) 



E. prcerupta v. curta Grun. — Rare at Bell Isle. — (L. 0,0 2 ;. 

 B. 0,01 mm. Str. 13 in 0, 01 mm.). 



v. laticeps Grun. (V. H. Syn. XXXIV, 25). — Cape Flora, 

 rare. — (L. 0,025; B. 0,oo7 mm. Str. 11 in 0, 01 mm.). 



v. higihha KtJTZ. (V. H. Syn. XXXIV, 26). — Cape Flora, 

 rare. — (L. 0,02; B. 0,oo7 mm. Str. 10 in 0,oi mm.). 



Diatoma temie Ag. — Diatoma vulgaris v. linearis and 

 D. tenue in V. H. Syn. L. 7, 14. — L. 0,oi5— 0,026; B. 0,oo3 mm. 

 Costee 7 — 10 in 0,oi mm. — Very common in several samples. 



