278 CATALOGUE OF THE MARINE ALGJS 



Ulva plantaginea. E. Bot., 2136. 

 On rocks between tide marks, mostly above lialf-tide level. 

 Not very uncommon. — N. D. 



15. ASPEROCOCCUS, Laviour. 



1. A. ECHiNATUS, Grev. Harv. Man., p. 43. Pliyc. Brit., t. 



194. Atlas, PI. XII., %. 46. Johnst. and Or., 



t. 166. 



Ulva Jistulosa. E. Bot., t. 642. 



In tidal pools, on stones and other Algse ; most abundant near 



high-water mark. Common. — N. 1). ■■ 



/3. VERMICULARIS, G7'lff. 



On Algae in pools near Roker, &c. 



16. LITOSIPHON. Sarv. 



1. L. Laminari^, Harv. Harv. Man., p. 43. Phyc. Brit., t. 



295. Atlas, PL XIIL, fig. 53. Johnst. and 



Cr., vol. iii., p. 105. 

 On the frond of Alaria esculenta, near Berwick. — Dr. John- 

 ston, Holy Island.— (7. S. ^.— N. 



17. CHORDARTA, A^. 



1. C. FLAGELLiFORMis, Ag. Harv. Man., p. 46. Phyc. Brit., 

 t. 111. Atlas, PI. XII., fig. 47. Johnst. and 

 Cr., t. 167. 

 Fucus JlagelUformis. E. Bot., t. 1222. 

 In tidal pools. Frequent. — N. D. 



18. MESOGLOIA, Ag. 



1. M. VERMICULARIS, Ag. Harv. Man., p. 47. Phyc. Brit., t. 

 31. Atlas, PI. XIV., fig. 55. Johnst. and Cr., 

 t. 168. 

 Rivularia vermiculata. E. Bot., t. 1818. 

 On rocks and stones between tide marks. Holy Island. — 

 G. S. B. " On the coast at Seaton. — D. — Mr. Backhouse. 

 Near Berwick. — Dr. G. Johnston.'' — Winch. — N. D. 



