544 ROBERT KIDSTON ON FOSSIL PLANTS 
each side a small conical elevation, but what this may represent I am unable 
to determine. From the constancy of their occurrence, I am inclined to regard 
them as an integral part of the structure. 
In some of the specimens, part of the tissue has been destroyed, causing 
the bract to appear as if composed of a terminal and basal portion (fig. 4). 
In fig. 2, the missing portion is slightly indicated, while fig. 3 shows a perfect 
specimen. 
Position and Localities—Frequent in the Cement-stone group of the 
Calciferous Sandstone series, Lewis Burn, North Tyne, Northumberland ; 
Tweeden Burn, Liddesdale ; and Glencartholm, Eskdale. 
Lepidophyllum, Brongn. 
Lepidophyllum lanceolatum, L. & H. 
Lepidophytlum lanceolatum, L. & H., pl. vii. figs. 3, 4.~ 
Position and Localities.—Of frequent occurrence in the Cement-stone group 
of the Calciferous Sandstone series, Tweeden Burn, Liddesdale ; ae River 
Esk, Glencartholm, Eskdale. 
Lycopodiaceous sporangia. 
Position and Locality.—They occur very plentifully in an impure limestone, 
in the Cement-stone group of the Calciferous Sandstone series, Tinnis Burn, 
and Kershope Foot Limestone Quarries, Liddesdale. 
Cordaites, Unger. 
Pycnophyllum, Brongn. 
Cordaites, sp. 
Remarks.—Only a few fragmentary specimens of this genus have been 
obtained. 
Position and Locality—From the Cement-stone group of the Calciferous 
Sandstone series, Tweeden Burn Foot, Liddesdale. 
Stigmaria, Brongn. 
Stigmaria jficoides, Brongn. 
Stigmaria ficoides, Brongn., Classif. d. végét. foss., tab. i. fig. 7. 
i ” Lind. & Hut., Yossil Flora, pls. xxxi,-xxxvi. 
‘4, »- Geinitz, Fl. d. Kohlenf. Hain, Ebersd. u. Floh. Kohlenbassins, tab. xi. figs. 1, 2. 
“3 Goepp., Foss. flor. d. perm. Form., tab. xxxiv.—Xxxvii. 
* », Schimper, Paléont. végét., lxix. figs. 7-9. 
Remarks.—Of frequent occurrence. 
