KIDSTON : THE FLORA OF THE CARBONIFEROUS PERIOD. 207 
Plate XXVI. 
1. Spiropteris. Braysdown, near Radstock, Somerset. Upper 
Coal Measures [510]. Young frond, probably of Pecop- 
teris in circinate vernation. Rather less than half 
natural size. 
2. Lonchopteris rugosa. Brongt. St. Eloi, Mariemont, 
Belgium. Coal Measures. Natural size [2634]. 
Specimen communicated by Rev. Father G. Schmitz, 
S.J., Lou vain. 
2a. Portion of pinnule showing the reticulate nervation. 
Magnified about 2J times. 
