VEG A-EXPEDITIONENS VETENSKAPLIGA ARBETEN- 485 
Striatella unipunctata (Lyngb.) Sm. (Syn. II, pag. 37, Pl. 
XNXXIX, fig. 307) Finm. 
St. chilensis: Grun. (Nov. pag. 96, Pl. I A., fig. 7) Greenl. 
Only one frustle has been observed, so that it may be 
doubtful as an arctic species. 
St. delicatula Kätz. var. rectangula Kätz. (Van Heurck Syn. 
Pl. LIV, fig. 3) Greenl., Bessel's Bay. 
I5. Licmophore2. 
Licmophora grandis (Kätz.) Grun. (Van Heurck Syn. PI. 
XLVIII, fig. 2) Spitsb. (Hackluyts) Strie at the base 22 in 
0,01, at the top 24 in 0,1 mm. Length 0,11 mm. Breadth 
0,027 mm. 
L. Jirgensii (Kätz.) Grun. (Van Heurck Syn. P1. XLVI, 
fig. 10—11) Greenl. (Bessel's Bay) Kara. 
var. finmarchica Grun. (A. Diat. pag. 110, P1. VII, fig. 125) 
Finm. 
L. borealis (Kätz) Grun. — Kara (sec. Grun.). 
L. mubecula (Kätz) Grun. — Kara (sec. Grun.). 
L. flabellata Ekb. forma brevior — Finm. (sec. Grun.). 
L. elongata (Kätz) Grun. — This species has been indicated 
by myself as occurring in Finmarken, but I have some doubts 
about the correctness of the determination. 
16. Biddulphiex. 
Triceratium, Biddulphia. 
B. awrita (Lyngb.) Bréb. (Sm. Syn. II, pag. 49, Pl. XLV, 
fig. 319) Greenl. (Bessel”'s Bay, Mushroom Point), Finm., Spitsb., 
Kara (Matotschkin), Cape Wankarema. 
B. Rhombus Ehb. (Sm. Syn. II, pag. 49, P1. XLV, fig. 320) 
Finm. 
B. Balena (Ehb.) Btw. (M. J. VI, pag. 18, PI. IX, fig. 15. 
Zygoceros radiatus Bail. Smith's Contr. VII, PI. II, fig. 29. Tri- 
ceratiwm arcticum Btw. 1. ce. triangular form) Greenl. (Bessel's 
Bay), Finm., Spitsb., Kara. 
var. T. spitsbergense Grun. (A. Diat. pag. 111) Spitsb. 
T. finmarehicum Grun. (A. Diat. pag. 112, PI. VIL, fig. 
126) Finm. | 
