LICMOPHORA. 343 



aa. Superior apex considerably broader than the inferior. 



L. Juergensii Ag. (Consp., p. 42 ; H.v.n. Atl., pi. 46, f. 10, n*; 



Type No. 324), plate 31, fig. 850. 



Valve long, clavate, very slightly attenuated from the base to the summit. 

 Striae delicate, about 18 in 1 c.d.m. Girdle face broadly cuneate ; septa 

 straight, indistinct. Length, 6 to 9 c.d.m. 



Marine Coasts of the North Sea. Found in England. Ireland (O'Meara). 



L. Dalmatica (Kutz.) Grun. ! (Rhipidophom Kutz., Bac., pi. o. 



f. 7 ; H.V.H. Atl., pi. 47, f. 7* ; Type No. 326), plate 11, fig. 459*. 



Valve narrowly cuneate, acute at the inferior portion, rounded at the 

 superior. Striae very fine, about 30 in 1 c.d.m. Girdle face strongly cuneate. 

 Length, 2 to 6 c.d.m. 



Marine. Blankenberghe, with the preceding. England (Comber. Stolt.). Scotland. France 

 (De Bnb). 



var. tenella (H.V.H. Atl., pi. 47, f. 8*), plate 11, fig. 459^. 

 Smaller and more delicate than the type-form. 



L. gracilis (Ehr.) Grun. (in Hedw., 1867, p. 34; h.v.h. 



Atl., pi. 46, f. 13*), plate 31, fig. 851. 



Valve clavate, abruptly attenuate towards the inferior third ; pseudo-raphe 

 broad; striae delicate, 20 to 22 in 1 c.d.m. Girdle face narrowly cuneate. 

 Length, 8 to 10 c.d.m. 



Marine. Coasts of the North Sea. England (Stolt.). 



L. Anglica (Kutz.) Grun. ! (R/iipidop/ior.i Kutz., Bac, pi. 7, 

 f. 27, v., 2 and 4; H.V.H. Atl., pi. 46, f. 14*), plate 11, fig. 458. 



Valves clavate, abruptly attenuate towards their inferior third, and with 

 subparailel margins ; stria? 25 in 1 c.d.m. Girdle face much inflated at the 

 superior portion, very cuneate, with superior angles rounded. Length, 2 to 5 

 c.d.m. 



Marine. Blankenberghe on algae on the jetties. Coasts of England (Stolt., Norm.). 



