6o YORKSHIRE NATURALISTS' UNIOI^. 



Greetland, near Halifax. Ogden Clough. Cragg Vale, towards 

 Blackstone Edge. CuUingworth. Keighley Moor. 



Mid W. — Austwick. Eldwick. Baildon. Wigton Moor. 

 Roundhay ; Adel Bog ! (J. Abbott). Ilkley ! (W. H. Dikes). 

 Harrogate (J. M. Kirk). Bride Cross, above Farnle} Moor. 

 Malham Tarn Bog. Cocket Moss, near Giggleswick. Bog two 

 miles south of Clapham. Cam Fell. Ribblehead. 



N.W. — Mickle and Cronkley Fells. Great Shunnor Fell. 

 Lund's Fell. Birkdale Tarn Moss. 



N.E. — Strensall ! (W. B. Turner). Pilmoor, near Thirsk. 

 Terrington. Carlton Bank. 



S.E. — Skipwith Common. 

 Forma minor Nordst. 



Mid W.— Black Hill, near Settle. 



N.W. — Great Sleddale. Bog near Widdale Beck. 



248. Tetmemorus laevis (Kiitz.) Ralfs. 



S.W. — Ogden Clough. Thornton Moor, abundant among 

 Dicranella squarrosa. Keighley Moor. CuUingworth. 



Mid W. — Near Hawksworth. Eldwick. Adel. Blubber- 

 houses (W. B. Turner). Ilkley ! (W. H. Dikes). Black Hill, 

 near Settle. Bog two miles south of Clapham. Ingleton. Ingle- 

 borough. Old Cote Moor. Ribblehead. Whernside. Cowgill 

 Wold Moss, Widdale Fell. 



N.W.— Cautley Spout. Mickle Fell. Great Shunnor Fell. 

 Cotterdale. Mossdale Moor, Widdale Fell. 



N.E. — Carlton Bank. 



S.E.— East of Selby. 



Widely distributed in the upland districts, but rare in the 

 lowlands. 



249. Tetmemorus minutus DeBary. 

 N.W.— Dodd Fell, at 2,000 feet (iv. 1898). 



Genus EUASTRUM Ehrenb., 1832. 



250. Euastrum crassum (Breb.) Kiitz. 

 S.W.— CuUingworth. 



Trans. Y.N. U., 1897 (pub. Dec. 1900). Bot. Series, Vol 5. 



