62 bibliography: geology and palaeontology, 1887. 



S. A. Adamson. West Yorkshire. 



The Yorkshire Naturalists' Union at Boroughbridge [May 25th, 1885 ; 

 in the erratic drift on the way to Boroughbridge were observed boulders of 

 mountain limestone, chert and galliard with strice ; whilst the local drift 

 contained fragments of Permian rocks and New Red Sandstone ; the 

 gritstone monoliths, known as the Devil's Arrows, at Roecliffe, also visited]. 

 Nat., July 1885, p. 281. 



S. A. Adamson. East Yorkshire. 



The Yorkshire Naturalists' Union at Pocklington [June 24th, 1885 ; 

 outcrops of the Red Chalk noted in ascending the hill near Warter Priory ; 

 in the Warter brickyard, a section showing — although somewhat obscured by 

 slips — the Grey and White Chalk, below which the Red Chalk, and again 

 beneath Lower Lias beds of the zone of Ammonites bucklandi\. Nat., Aug. 

 1885, pp. 308-309. 



S. A. Adamson. North-East Yorkshire. 



The Yorkshire Naturalists' Union at Whitby [Aug. 3rd, 1885 ; the fault near 

 Whitby Pier pointed out, having a downthrow to the west of about 150 ft. ; 

 in the drift some stratified patches of compact ferruginous sand noted, and 

 immediately underlying was a breccia of angular and sub-angular fragments 

 chiefly derived from the Lias; an outcrop of the 'Dogger' in the Sandsend 

 Road was examined ; proceeding along the base of the cliffs to Kettleness 

 the beds of the zones of Ammonites communis, A. serpentiiucs, A. annulatus, 

 and A. spinatus examined], Nat., Oct. 1885, pp. 349-350. 



S. A. Adamson. West Yorkshire. 



The Yorkshire Naturalists' Union at Blubberhouses [Sept. 26th, 1885 ; 

 evidence of the anticlinal, which is a continuation of the one from Skipton, 

 seen in the gorge on the Kex Gill Road ; the characteristic weathering of 

 the gritstones noted and described ; in a small quarry, a bed of calcareous 

 grit overlaid by black micaceous shale, in the latter some scales of Acrolepis 

 obtained ; the escarpment of the Kinder Scout Grits above Redshaw Gill 

 visited and similarity between these rocks and those at Brimham observed]. 

 Nat., Nov. 1885, p. 381. 



S. A. Adamson. South Yorkshire. 



The Yorkshire Naturalists' Union at Askern [May 20th, 1886 ; quarries 

 of Lower Magnesian Limestone near Barnsdale, and of Upper Magnesian 

 Limestone near Sutton visited]. Nat., June 1886, p. 190. 



S. A. Adamson and E. M. Cole. East Yorkshire. 



The Yorkshire Naturalists' Union at Flamborough Head [June 14th, 1886 ; 

 fine section near Bridlington seen showing the upper and lower purple and 

 basement clays ; further on a bed of inter-glacial clay and those beds of sand 

 and gravel and laminated clay known as the ' Sewerby Gravels ' noted ; the 

 ancient chalk cliff running inland from the coast pointed out ; at Selwick's 

 Bay, a mass of blue Speeton Clay, with characteristic fossils, was seen 

 stranded on the top of the chalk ; along the coast the effects of the erosion 

 of the chalk cliffs by the waves were observed ; near Scale Nab, Hempton, 

 the extraordinary contortions of the chalk in the cliffs were pointed out]. 

 Nat., July 1886, pp. 217-218, with list of fossils obtained. 



S. A. Adamson. West Yorkshire. 



Remarkable Geological Discovery at Clayton [near Bradford ; preliminary 

 notes upon the first specimen of Stigmaria ficoides found in Messrs. Murgat- 

 royd's quarry]. Nat., Aug. 1886, p. 252. 



S. A. Adamson. West Yorkshire. 



The Yorkshire Naturalists' Union in Upper Nidderdale [July 17th, 18S6 ; 

 near Lofthouse the river Nidd observed issuing from its underground course, 

 into which it entered at Goydon Pot Hole about two miles above ; the 

 Blayshaw Gill investigated, a fine example of a fault seen, good sections of 

 encrinital limestone and black shales examined ; the ravine of How Stean 

 visited, with Prof. Green's observations thereon]. Nat., Aug. 18S6, 254-255. 



Naturalist, 



