YORKSHIRE NATURA LISTS? UNION. 
Coal Flora which has been made for many years, for these 
cones, taken in conjunction with the discovery of the stem 
in France, conclusively carry back the genus Equisetum 
to carboniferous times. 
The French specimen came from the Upper Coal 
Measures, whereas the Yorkshire specimens are from the 
Middle Coal Measures. 
FILICACEÆ. 
SPHENOPTERIS BRONGT. 
Sphenopteris dilatata L. & H. 
Sphenopteris dilatata L. & H., Fossil Flora, vol. i, pl. xlvii., 
1832. 
Sphenopteris höninghausi Salter (not Brongt.), Mem. Geol. 
Survey of Gt. Brit ; Iron Ores of Gt. Boto patt lil o 
Iron Ores of South Wales, p. 232, fig. 2, 1861. 
MIDDLE CoAL MEASURES. 
Hor.— Barnsley Thick Coal. Locs.—East Gawber Col- : 
liery, near Barnsley ; Monckton Main Colliery, near 
Barnsley ; South Kirby Colliery, Pontefract. 
Sphenopteris furcata Brongt. 
Sphenopteris furcata Brongt., Hist. d. végét fośs., p» 179, 
pl six, es) 4—5 
Sphenopteris furcata L. & H., Fossil Flora, vol. iii., pl. clxxxi. 
Sphenopteris furcata Sauveur, Végét. foss. d. terr houl. 
Belgique, pl. xvill., figs 1—2. 
Hymenophyllites furcatus Geinitz, Vers. d. Steinkf. in Sachsen, 
p. 17, pl. xxiv, fig. ro (2.88. 8,0, 11, 12, 13). 
Diplothmema furcatum Stur, Carbon. Flora d. Schatz. Schicht, 
vol. i, p. 299, pl. xxviii, figs. 2— 3. 
Diplothmema furcatum Zeiller, Veget. foss. d. terr. houil, p. 45, 
pl. clxii, fig. 3. 
Geol. Trans. Y.N.U., 1893. 
