271 



Haly. 



(See discussion of the question of its age in Report on Pike 

 and Monroe Go's., Pa., G6, p. 145.) — In the North Branch Sus- 

 quehanna region White finds it in Lower Helderberg strata 

 {Stormville limestone) at Mauser's quarry with other Niagara 

 fossils. (G7, pp. 89, 97, 101, 244, 245.)— F&; VL 



Halysites escharoides. ( Catenipora escharoides) . Hall, 

 V Ij ^^^^ j^^^q^ Geology of the Fourth 



II p5 * 1 /^'i^^B^^^^&t ^^ Western district of 



/I L2.i-[L«,^^lS^m«Ralfe. New York, 1843, plate 



fig. [22, 1]. See also 

 the exquisite figures in 

 Hairs Pal. N. Y,, Vol. 

 2, 1851, plate 35. (La- 

 marck, Histoire des 

 Animaux sans Vert^- 

 bres, 1816). Niagara 

 formation. V b. 



Haplophlebium barnesii. Scudder. Canadian Naturalist 



and GeoL, Vol. 3, 1867. Dawson's Acad. Geol. 1868, p. 387, fig. 

 152, the wing of a large day-fly or shad-fly (Neuropterid) liv- 

 ing in the swamp forests of the coal age, discovered by Mr. 

 Barnes, of Halifax, N. S.,in some Glace Bay (C.B.) coal shale, 

 attached to a fragment of fern leaf, which proves its geological 

 age. That such flies, with grasshoppers or crickets (orthop- 

 terids) and beetles (colepoterids), were as abundant in the 

 coal forests and swamps, as in those of the present day, appears 



