KIIISTON : TlIK FLORA ill' IlIK CAHHCiN I KKKOUS riCHlOl). '-'O'J 



I'LATi: XXV J I. 



Fig. 1. I>iicti/liitliic(i /t//tnifis(t Artis. sp. Mcmcktoii Main Colliery, 

 near IJai'iislcv. M iddlc Coal Measures [2107]. Natural 

 size. Collected 1)V Mr. W. Jleiiiiiigway. 



Fig. 1'/. Pinnule enlai-ged foui' times. 



Fig. '2. Sphf'iiojifrris j'nrctita l'>rongt. Ci'amlingtoii, Northumber- 

 land. Lowei- Coal Measures [259]. Natural size. 

 Collected by .AIi-. .1. Sim. 



Fig. '1(1. Pinnule enlai'ged to show nervation. 



Fig. 3. Pecojtti'rix arlioresrens Schloth. sp. liadstock, Somerset. 

 Natui'al size. Upper Coal Measures [-^-^'i]. 



Fig. '^u. Pinnule enlai-ged to show nervation. 



Fig. t. Pecopteris [Axterotheca) M'lltoni Artis. sp. (after Zeiller). 

 Enlai'ired twice. 



