KONGL. SV. VET. AKADEMIENS HANDLINGAR. BAND 27. N:0 3. 177 



10. C, antiqiiii Temp. and Brun (1889). — Elliptical. L. 0,o6 to 0,o8; B. 0,o4 to 0,06 mm. 

 Upper V. witli straight lanceolate axial area connected with the lateral areas, whicli form an 

 annular space at some distance from the margin. Strife 9 in 0,oi mm., coarsely pnnctate (pnneta 

 (5 in 0,01 mm.) crossed by tlie lateral areas. Lower V. with straight median line ending at some 

 distance from the margin in small lunate terminal areas. Central area transverse. Strise 10 to 

 11 in 0,01 mm. distinctly pnnctate; puncta 15 in 0,oi mm. — D. foss. du Japon p. 32 Pl. VIII 

 f. 5. — A. S. Atl. CXCI, 49, 52. 



Marine: Japan, fossil (Brun Coll.)! 



Var. fossilis Cl. — L. O, os to O, oss; B. 0,03.5 to O, oss mm. Upper V. with linear axial 

 area. Strise 10 and puncta 7 to 9 in 0,oi mm. — A. S. Atl. CXCI, 44 to 46. 



Marine: S:ta Monica Cal. and Oamaru, New Zealand, fossil! 



Nearly akin, if not identical, Cocc. Jimboi Pant. (III Pl. II f. 24; 1893) appears to be. The 

 figure represents the lower val ve. C. japonica Pant. (III Pl. XLIl f. 582; 1893) seems to be the 

 upper A^alve. 



11. C. voluta Br. (1894). — Orbicular. Diam. 0,08. Upper V. with lanceolate axial area 

 not reaching to the margin and with one or two lateral areas on each side of the axial area. Strise 

 10 to 11 in 0,0 1 mm. ])unctate; puncta 9 to 10 in 0,oi mm. Lower V. with slightly sigmoid 

 median line, small rounded terminal areas at some distance from the margin. Strife 12 in O.oi 

 mm., radiate throughout, punctate; puncta 11 to 12 in O.oi mm. — A. S. Atl. CXCVI f. 25, 20 

 (left figure Cocc. prohata A. S.). 



Marine: California, S:ta Monica, fossil (Deby Coll.)! 



12. C. interrupta Grun. (^1863). — Elliptical. L. 0,o32 to 0,062; B. 0,024 to 0,o4 mm. 

 Upper V. with short, narrow, axial area slightly widened in the middle, connected with the very 

 broad lateral areas. Strise 9 to 10 in O, o i mm. at the margin and at the axial area, costate with 

 a median punctum. Lower V. with straight median line, ending at some distance from the margin 

 in small lunate terminal areas. Axial area indistinct. Central area transverse (and fi'equently 

 unilateral). Strife 9 in 0, 01 mm. radiate and curved towards the ends, distinctly punctate. — 

 Verh. 1863 p. 144 Pl. IV f. 14. V. H. Syn. Pl. XXX f. 3, 4. A. S. Atl. CXCIV f. 17. C. Grux. 

 Pet. D. de Campbell Pl. IV f. 4? 



Marine: Kamtschatka! 



13. C. yitrea Brun (1891). — Elliptical. L. 0,o6 to 0,07; B. 0,o4 to 0, 05 mm. Upper V. 

 with narrow lanceolate axial area, and narrow lunate lateral areas. Strife between the areas 10 

 in 0,01 mm., having a large median punctum. Marginal strife also with a median punctum. 

 Lower V. with straight median line, ending at some distance from the margin. Axial and termi- 

 nal areas indistinct. Central area irregularly rounded. StritB 18 in 0, 01 mm. radiate, punctate; 

 puncta about 17 in 0,oi mm. — D. esp. nouv. p. 19 Pl. XVIII f. 2. A. S. Atl. CXCIV f. 10, 11. 

 C. De Toniana Pant. III Pl. XXXIV f. 482 (1893). G. pseudomarginata A. S. Atl. CXCIV f. 8. 



Marine: Japan and Hungary, fossil (Brun). 



Var.? verrucosa Brun (1891), — L. 0,o5 to 0,06; B. 0,035 to 0,o5 mm. Upper V. with 

 lanceolate axial area, and broad lunate lateral areas, marked with some large scattered döts. 

 Strise 15 in 0, 01 mm. with a median punctum. Marginal strite short. Lower V. with straight 

 median line, ending at some distance from the ends in pyriform terminal areas. Axial and central 

 areas indistinct. Strise 18 in 0,oi mm. radiate and curved at the ends, punctate; puncta 17 in 

 0,01 mm. — G. sp. Brun Temp. D. du Japon Pl. VIII f. 9. G. verruc. Brun D. espéces nouv. p. 18 

 Pl. XVIII f. 7. A. S. Atl. CXCIV f. 14. 



Marine: Japan, fossil (Brun Coll.)! Indian Ocean (Brun). 



K. Sf. Vet. Akatl. Handl. Band 27. N:o 3. 23 



