KIDSTON : THE FLORA OF THE CARBONIFEROUS PERIOD. 
205 
Explanation of Plates. 
Plate XXV. 
Fig. I. Sphe7iopteris obtusiloba Brongt. Grange Colliery, Kil- 
marnock. Lower Coal Measures [1560]. Three-fifths 
natural size. 
Fig. la. SphenopterU ohtusiloha Brongt. Portion of a pinna 
■ slightly enlarged to show the nervation of the pinnules. 
•Specimen received from the Rev. D. Landsborough, 
D.D. 
[^Xote. — The figures enclosed in brackets give the 
registration numbers of the specimens in the Author's 
collection.] 
Fig. 2. Calymmatotheca bifida L. ik H. sp. Lewis Burn, about 
200 yards below Lewis Burn Colliery, North Tynedale, 
Northumberland. Calciferous Sandstone Series (Lower 
Carboniferous) [728]. Three-fifths natural size. Basal 
portion of frond showing bifurcation of rachis. 
Fig. "6. Calymmatotheca bifida L. & H. sp. Burdiehouse, Mid- 
lothian. Calciferous Sandstone Series [717]. Collected 
by the late Mr. C. W. Peach. Three-fifths natural 
size. Upper portion of frond showing bifurcation 
and pinnai. 
Fig. 3a. Pinnule enlarged. 
F 
