KIDSTON : THE FLORA OF THE CARBONIFEROUS PERIOD. 217 
Plate XXXI. 
Fig. 1. Dactylotheca plumosa Artis. sp. Monckton Main Colliery, 
near Barnsley. Middle Coal Measures [2105]. Natural 
size. Collected by Mr. W. Hemingway. 
Fig. 2. Dactylotheca plumosa Artis. sp. forma creyiata L. k, II. sp. 
Fruiting specimen. Monckton Main Colliery, near 
Barnsley. Middle Coal Measures [1210]. Portion of 
frond showing Apklehia — the Schizopteris adnascens 
L. & H. Natural size. Collected by Mr. W. Heming- 
way. 
Fig. 3. Dactylotheca plumosa Artis. sp. Monckton Main Colliery, 
near Barnsley. Middle Coal Measures [2008]. Pinnule 
showing sporangia x 8. Collected by Mr. W. Heming- 
way. 
Fig. Sa. Sporangium x 25. 
Fig. 4. Dactylotheca plumosa Artis. sp. forma dentata sp. Brongt. 
Monckton Main Colliery, near Barnsley. Middle Coal 
Measures [2112]. Pinnules enlarged. Collected by 
Mr. W. Hemingway. 
