KONGL. SV. VET. AKADEMIENS HANDLINGAR. BAND 27. N:0 3. 5,') 



2. N. connectens Grun. (1886). — V. elliptical or lanceolate, with rounded or cuneate ends. 

 L. 0,072 to 0,13; B. 0,035 to 0,o:!8 mm. Lateral area.s linear, ending at a considerable distance 

 from the ends of the valve. Stria; 8 to D, pnncta 10 in 0,oi mm. — N. Lyra rar. connfctens iinvti. 

 in Pant. I PI. XXIV f. 221. 



Marine: Atlantic City, N. Jersey, fossil (Deby Coll.)! Hungary, fossil (Pant.). 



3. N. H album Cl. N. Sp. — V. broadly elliptical, or almo.st orbicular. L. 0,070; B. 0,0. -,i 

 ram. Terminal fissures at a right angle to the median line. Lateral areas almost j)arallel. ab- 

 breviate, somewhat distant, producing in the middle of llie valve a figure resembling the letter H. 

 Marginal stria; 14, axial stria; 18 and puncta 16 in 0,oi mm. — Part I PI. IV f. 8, 9. 



Marine: China (Van Heurck and Deby Coll.)! 



4. N. Schaarsclimidtii Pant. (1886). — V. elliptical. L. 0,075 to O.13; B. 0,04 to 0,o65 

 mm. Lateral areas not sharply defined, with scattered puncta, and sometimes larger dots. Mar- 

 ginal .stria; 9 to 15 in 0,oi mm. Puncta 10 to 14 in O.oi mm. Axial stria; of 4 to 8 puncta. - 

 Pant. I p. 28 PI. XIV f. 121. 



Marine: Hungary, fossil! Japan, fossil (Brun Coll.)! Maryland, fossil (Deby Coll.)! 

 This species is nearly' akin to K. fransfnga in the group Punctata;. 



f). N. reticiilo-radiata Temp. a. Brun (1889). — V. elliptical. L. 0,i; B. 0,o6 7 mm. Lateral 

 areas large, not sharply defined, with short undulating longitudinal rows of puncta. Marginal 

 .stria; 10 in 0,oi mm. Puncta about 8 in 0,oi mm. Axial striae of single puncta. — D. fossiles 

 de Japon p. 44 PI. V f. 4. 



Marine: Japan, fo.ssil! China (Deby ('oil.)! 



6. N. Sterciis muscarum Cl. N. Sp. — V. elliptical. 1j. 0,072; B. 0,042 mm. Areas large, 

 lunate, not sharply defined, smooth in the middle and with scattered, larger puncta on their 

 sides. Marginal striae 10 in 0,oi mm., .''hort. finely punctate. Axial strirC 13 to 14 in 0,oi mm. 

 very short. — PI. I f. 27. 



Marine: China (Van Heurck Coll.)! 



7. N. prjetexta Ehb. (1840). — V. elliptical. L. 0,04 5 to 0,19; B. 0,o3 to 0,i 1 mm. Lateral 

 areas large, semielli])tical, not sharply defined, with scattered puncta. Stria; marginal, (5 to 8 in 

 0,01 mm. Puncta 9 to 10 in 0,oi mm. Axial stria- of 3 to 4 puncta. — Pinri. prcet. Ehb. Ber. 

 1840 M. G. XIX f. 28. Nav. prmt. Greg. D. of Clyde p. 481 PI. IX f. 11. Donk. B. D. p. 10 

 PI. II f. 1. A. S. Atl. Ill f. 31—34; CXXIX f. 7. V. H. Syn. p. 92 PI. IX f. 13. Witt 

 Archangelsk D. PI. IX f. 4. Jan. Gaz. Exp. XV f. 21. 



Marine: North Sea! Mediterranean Sea! Red Sea! (-eylon! Au.stralia! Japan! Kerguelens 

 Land! Cape Horn (Petit)! Macassar Straits! West Indies! North Carolina! Fos.sil: Archangelsk! 

 Moravian Tegel! Upper tertiary deposits of Hungary! Moron! Japan! Hayti (Truan and Witt), 

 Oamaru, N. Zealand! California! 



Var. ahundanfi A. S. (1888). — V. rhombic-elliptical. L. 0,1; B. 0,o7 mm. Areas not defined, 

 covered with puncta (4 to 5 in 0,oi mm.) in connection with the puncta of the marginal striae. 

 Marginal stria; 6 in 0,oi mm., their puncta 6 in 0,oi mm. — Atl. CXXIX f. 8. 



Marine: Monterey and S:ta Monica, Cal. fossil! 



Var. ahiiormis Cl. — L. 0,14; B. 0,o75. Stri* 11, puncta 14 in 0,oi mm. Marginal striae 

 in the middle of the valve close. 14 in 0,i mm. 



Marine: Soundings, Lat. 12 24 N., Long. 122° 15 Gr. (Rae Coll.)! 



Var. llatitlana Truan and Witt (1888). - L. 0,ig; B. 0,12 mm. Marginal stria; 8 in O.oi 

 mm. No axial stria-. — N. Haytiana Truan a. Witt Jeremie D. p. 17 PI. IV f. 9. 



Marine: Hayti, fossil (Truan a. Witt). 



