KONGL. SV. VET. AKADEMIENS HANDLINGAR. BAND 27. N:0 3. 57 



12. N. veimstissima Kitton (1892). — V. lanceolate, with elevated axial part. L. 0,i3 to 

 0,2; B. 0,055 mm. Lateral areas not sliarply defined, large, semilanceolate, covered with iindulating 

 longitndinal rows of pnncta. Marginal striBe 10 and their pnncta 11 in 0,01 mm. — Leud. Fortm. 

 D. de la Malaisie p. 17 Pl. II f. 3. Icon. n. Part. I Pl. IV f. 12. 



Marine: Penang Harbour! Hongkong (Deby and Rae Coll.)! Samarang (Grove Coll'.)! 



13. N. inhalata Ä. S. (1874). — V. elliptical. L. O.or to O.os; B. 0,035 to 0,o45 mm. 

 Areas not sharply defined, broadly linear, constricted in the middle and convergent at tlie ends. 

 Striffi 13 to 14, puncta 12 to 14 in 0,oi mm. — Atl. II f. 30. 



Marine: Madagascar! Philippines! Samoa (Atl.). Fossil: Moravian Tegel! Hungary (Pant.), 

 S:ta Monica Calif.! 



Var. lanceolata Cl. — V. with rostrate ends. L. 0,o65; B. 0, 035 mm. StriiB and puncta 

 12 in 0,01 mm. 



Marine: Manilla (Deby Coll.)! 



Var.? biharensis Pant. (1889). — L. 0,052; B. 0,0265 mm. Areas with scattered puncta. 

 Strise 12,5 to 13 in 0,oi mm. finely punctate. — Pant. II p. 48 Pl. VIII f. 139. 



Marine: Hungary, fossil (Pant.). 



The var. biharensis seems to be more akin to N. spectabilis. 



14. N. riidis Cl. (1881). — V. elliptical. L. 0,052 to 0,i; B. 0,032 to 0,08 mm. Areas not 

 sharply defined, linear, abhreviate. Stria; fi in 0, 01 mm. Puncta 6 to 7 in 0,oi mm. closer and in 

 double rows near the margin. — N. R. D. p. 8 Pl. II f. 17. N. Truani Pant. 1 p. 29 Pl. II f. 19 (188()). 



Marine: Baleai'ic Islands! Moron, Spain, fossil! 



15. N. flintans Brun (1891). — V. elliptical. L. 0, 14 to O, ib; B. 0,0 5 to 0,oc mm. Areas 

 not sharply defined, linear, extending to the ends. Strife 9 in O.oi mm., puncta about 11 in 0, 01 

 mm. — D. Esp. n. p. 34 Pl. XV f. 13. 



Marine: Mauritius (Brun), Cabenda, Western Africa (Brun). 



16. N. variolata Cl. (1892). — V. orbicular. L. 0,i to 0,15; B. 0,096 to 0,12 mm. Median 

 line with terminal fissures in contrary directions. Lateral areas large, semicircular with numerous 

 döts and in the middle a linear band of short, punctate striee. Marginal striaä 17 to 18, puncta 

 about 22 in 0,oi mm. Axial stritB of 5 to 6 puncta. — Diatomiste I p. 76 Pl. XII f. 7. A. S. 

 Atl. CLXXIV f. 26. 



Marine: Oamaru, New Zealand, fossil! 



This species, resembling N. rimosa and N. Oamaruensis, is well distinguished by its termi- 

 nal fissures. 



17. N. oamaruensis Grun. (1888). — V. nearly orbicular. L. 0,06 to 0,ii; B. 0,o53 toO,Hi 

 mm. Lateral areas semicircular, large with scattered large puncta and döts. Median line with 

 bayonet-shaped terminal fissures. Marginal strite 10 to 11, pnncta 14 in 0, 01 mm. Axial strise 

 of" one or two puncta. — A. S. Atl. CXXIX f. 9. 



Marine: Oamaru, fossil! 



18. N. Hennedyi W. Sm. (18.56). — V. elliptical. L. 0,o4.-i to 0,12; B. 0,03 to 0,053 mm. 

 Lateral areas broad, semilanceolate, with parallel interiör margins, smooth. Marginal strise 9 to 

 11, puncta 14 to 20 in 0,oi mm. — B. D. II p. 93. Greg. T. M. S. IV Pl. V f. 3 (1856). Grun. 

 Verh. 1860 III f. 21. Donk. B. D. II f. 3. A. S. N. S. D. I f. 41. Atl. III f. 18. V. H. Syn. 

 p. 93 Pl. IX f. 14. 



Marine: Greenland! Finmark! Spitsbergen! Sea of Kära! North Sea! Mediterranean Sea! 

 Red Sea! Madagascar! Cape of Good Hfipe! Ceylon! Philippines! China! Japan! California! Gala- 

 pagos Islands! Cape Horn! West Indies! Fossil, Hungary! 



K. Sv. Vet, Akademiens Handlingar. Bd 27. -N;o 3. 8 



