THE CARBONIFEROUS ROCKS OF CANONBIE, DUMFRIESSHIRE, ETC. 813 



List of Fossil Plants. 



Algse. 



Bythotrephis, Hall. 



Bythotrephis acicularis, Goppert, sp. 



Bythotrephis acicularis, Goppert, sp., see ante, p. 743. 



Locality. — Lumby Law railway cutting, quarter mile north of Edlingham church, 

 Northumberland. 



Horizon. — Cementstone and Kothbury Limestone series. (Algse limestone 

 on thick sandstone, middle of cutting.) 



Bythotrephis plumosa, Kidston, sp. 



Bythotrephis plumosa, Kidston, sp. See ante, p. 743. 



Locality. — Bull Cleuch, Kirk Beck, Bewcastle, Cumberland. 



Horizon. — Calciferous Sandstone series, near base of Fell Sandstones. 



Bythotrephis gracilis, Hall. 



Bythotrephis gracilis, Hall. See ante, p. 743. 



Remarks. — The specimen from White Line is preserved as an ochreous stain on an 

 impure limestone. The form of the plant is that which Hall distinguishes as var. 

 crassa. 



Locality. — White Line, near Low House, Cumberland. 



Horizon. — Low down in the Calciferous Sandstone series. 



Filicaceee. 



Sphenopteridese. 



Calymmatotheca, Stur. 



Calymmatotheca afflnis, L. and H., sp. 



] 832. Sphenopteris affinis, L. and H., Fossil Flora, vol. i. pi. xlv. 



1836. Sphenopteris affinis, Hibbert, Trans. Roy. Soc. Edin., vol. xiii. p. 178 pi. vi. fig. 4, pi. V. Us. 



TRANS. ROY. SOC. EDIN., VOL. XL. PART IV. (NO. 31). 6 e 



