VEGA-?:XI'EDITIOSENS V ET EN S K APL IGA ARBETEN. 



477 



I), minuta (Donk.) Ralfs (Donkin 1. c. f. 8) Finm. 



lihoicosigina arcficiim CI. (D. of the A. S. pag. 18, PI. Ill, 

 fig. 16) Greenl., Fiiini., S[)itsb., Kara (Matotschkin). 



Specimens from Hackluyts, Spitsbergen, liave 21 — 22 stride 

 in 0,01 mm. 



n. lleuhhardii Grun. (SI. .J. 1877, pag. 181, PI. CXCV, fig. 

 19) Kara, Cape Wankarema. 



II. compact uni (Grev.) Grun. (Pleuros. comp. Grev. M. J. 

 V. pag. 12, PL IV, fig. 9) Kara. 



Amplniyrora (PJagiotropis) scaligera Grun. (A. D. pag. (S(j, 

 PL V, fig. 90) Finm. 



A. Jonga CL (Diat. A. S. pag. 20, PL III, fig. 15) Finm.. 

 Spitsb., Kara (Matotschkin). 



A. mcixima vcir. duhki CL & Grun. (A. Diat. pag. 65, PL V, 

 fig. 89) Finm. 



A. plicata v. siilpliccda Grun. (A. Diat. pag. 65, PL V, 

 fig. 88) Kara, Cape Wankarema. 



A. (amphitropis) paludosa W. Sm. — GreenL (Discovery Bay) 

 Finm. 



vcir. Fokornyana Grun. (Verb. 1860, pag. 569, PL IV, fig. 

 9) Kara. 



var.? InjperJjorea Grun. (A. Diat. pag. (j2^ PL V, fig. 86) 

 Kara. 



var.? p>olaris Grun. Mpt. — F. J. L. 



var. p^unctidata Grun. (x\. Diat. pag. 62, PL IV, fig. 84) 

 Kara, Cape Wankarema. 



var.? horecdis Grun. (L c. PL IV, fig, 85) Kara, Cape Wan- 

 karema. 



car.? duplex Donk. (Van Heurck Syn. PL XXII, fig. 15 — 16) 

 GreenL (Discovery Bay), Spitsb. 



A. (Amplntropisj Kjellmani CL (A. Diat. pag. 15, PL Y\\ 

 fig. 83). Kara, Cape Wankarema. 



A. (Amphdropis) kryophda CL — Large, median line strongly 

 sigmoid. .Junction-line between the keel and the carina wavy. 

 Stria) on the carina ending in small puncta, 13 — 17 in 0,oi 

 mm. closer than on the valve, 10 — 14 in 0,oi mm. Length 0,i3 

 — 0,16 mm. Breadth of valve 0,oi7 mm. of frustle 0,043 — 0,o45 

 mm., at the constriction 0,o28 — 0,03 mm. — PL 35, fig. 11. — 

 Cape Wankarema. 



A. (Ampdidropis?) gJacialis CL — Frustle almost linear, very 

 little constricted in the middle; junction-line between the carina 

 and the valve wavy. Strirc on the keel 14 in 0,oi mm. more 

 distant than on the valve, 19 in 0,oi mm. PL 35, fig. 12. 



