Diatoms: 
Diptera : 
Echinodermata: 
Fish: 
Flowering Plants: 
Classified Index. 
445 
YORKSHIRE—continued. 
Biological Committee at Scarboro’, 
September 1911, F. H. Woods, 420- 
422 
Records of Amphiprora 
Paludosa W. Sm., with notes thereon, 
and drawings thereof, found in 
various places in the West Riding, 
J. W. H. Johnson, 359-360 
Annual Report of Diptera, 
etc. Committee of Yorkshire Natura- 
lists’ Union, 1910, 55-56 
List of species ob- 
tained during visit of Yorkshire 
Naturalists’ Union Marine Biolo- 
gical Committee at Scarboro’, Sep- 
tember 1911, F. H. Woods, 420-422 
locality, C. Mosley, 365. 
Annual Report of Fishes, etc., 
Investigation Committee of York- 
shire Naturalists’ Union, 1910, as 
to freshwater fish contributed by O. 
Grabham and R. Fortune; as to 
Marine Fish by W. J. Clarke, 49-51 ; 
Spine of 
Coralline Oolite at Malton, H. C. 
Drake, 130; Strophodus Teeth from 
the Corallian Beds of Malton in the 
Manchester Museum, J. W. Jackson, 
151; Species observed on visit of 
Yorkshire Naturalists’ Union to Hare- 
wood Park, R. Fortune, 247; 
Records of large Carp captured in 
the lake at Roundhay Park, Leeds, 
R. Fortune, 299; Large Trout cap- 
tured from the Costa, R. Fortune, 
299; Note on the destruction of 
Fish in the Wharfe, R. Fortune, 372 
Annual Report of 
Botanical Section of Yorkshire Natu- 
ralists’ Union, 1910, noting finding 
of lLathyrus palustris L., near 
Bawtry, H. H. Corbett, 58-59; 
A Century’s Changes in the Sheffield 
District Flora, C. F. Innocent, 
216-221 ; Species noted on visit of 
Yorkshire Naturalists’: Union to 
Harewood Park, C. A. Cheetham, 
2260) Ome the occurrence of Pedi- 
cularis palustris L., en masse, with 
its associates, on the banks of the 
Derwent, near Bubwith, illustrated 
by plan, W. J. Fordham, 254-256 ; 
New Plant Localities in North-East 
Yorkshire, J. G. Baker, 309; The 
Seedling Structure of Dryas octope- 
tala, with diagrammatic figures (from 
Arncliffe specimens), E. A. Mellor, 
1gir Dec. 1 
Asteracanthus found in 
Fungi: 
310-312; Rare Plants noted by 
Members of the International Phyto- 
Geographical Committee on visit to 
Chew Valley, Crowden, Wessenden 
Head, where Calluna vulgaris var. 
Erikai, new to Britain, was noted, 
and woods in the Huddersfield 
Wistrct, G, Gy Druce, 322-323) Mist 
of species noted on visit of Yorkshire 
Naturalists’ Union to Ingleton, J. 
Beanland, 325-326; The Water- 
Content of Acidic Peats, the speci- 
mens examined being obtained chief- 
ly in the Halifax district, W. B. 
Crump, 361-362 ; Notes on the Flora 
observed on visit of Yorkshire 
Naturalists’ Union to Harden Moss, 
Huddersfield, W. E. L. Wattam, 
365; Note on the Oaks seen in same 
locality, C. Mosley, 365 ; Rosa 
Margerisoni obtained in Upper 
Wharfedale, noted 417. 
Fungus Flora of Mulgrave 
Woods, Sandsend, Yorkshire Natura- 
lists’ Union Fungus Foray, 1910, with 
list of 145 species and five varieties, 
new additions to previous records 
for Mulgrave District, including 
fourteen new to Yorkshire, and the 
following six, with brief descrip- 
tions, new to Britain, viz. :—Clito- 
pilus angustus (Pers.), Omphalia 
bibula Quel, Inocybe Cookei Bresad, 
Hypholoma melantinum Fr., Lac- 
tarius tabidus Fr., and Marasmius 
xerotoides Post, C. Crossland, 21-28 ; 
Abstracts of following papers read 
at Yorkshire Naturalists’ Union 
Fungus Foray at Sandsend, 1910, 
‘Abstract and Practical Mycology,’ 
G. Massee, 26-27; ‘The Structure 
and Life History of an Agaric,” 
Harold Wager, 27-28; ‘The Rela- 
tive Frequency of the Species of 
Agarics,’ I. Gibbs, 28: “Annual 
Report of Mycological Committee of 
Yorkshire Naturalists’ Union, 1910, 
noting Poria radula, new addition to 
County List, and Flammula flavida, 
found in Hunsworth Wood, Cleck- 
heaton, C. Crossland, 61-62 ; Fo rth 
summary of additions to Yorkshire 
Fungi since 1905 to 1910, with full 
descriptions of the following two 
species new to Britain :—Clavaria 
persimilis Cotton and Clavaria stra- 
minea Cotton, and the following ten 
species, and one variety new to 
Britain :—Omphelia bibula Quel, 
