CARBONIFEROUS. 205 



Goppert, Gatt. d. Foss. Pflanzen. lief. 1, 2, p. 13, pi. x. fig. 12. 

 Lesquereux, Coal Flora of Pennsyl. p. 515, pi. Ixxiv. fig. 4. 



Remarks. See also references to Stigmaria Jicoides, where it is usually 

 included as a variety. 



Horizon. Coal Measures. 



Locality. British. (?) (Presented by J. Thompson, Esq.). 



Stigmaria rimosa, Goldenberg. 



Stigmaria rimosa. 



Goldenberg, Flora Sarsep. Foss. heft iii. p. 15, pi. xii. figs. 3-6 (named 



Stigmaria abbreviata on plate). 

 Schiiiiper, Trait6 d. Paleont. Vege't. vol. ii. p. 116. 

 Weiss, Verhandl. d. Natur. Vereines d. Preuss. Kheinl, u. Westph. 1868, 



p. 86. 



Horizon. Coal Measures. 

 Locality. British. Northumberland : Newcastle-on-Tyne. 



LYGINODENDRON, Gourlie (1843 ?). 

 Proc. Phil. Soc. Glasgow, vol. i. no. 6, p. 108. 



Lyginodendron Oldhamium, Williamson. 



Lyginodendron Oldhamium. 



Williamson, Phil. Trans, vol. clxiii. p. 404, pis. xxii.-xxvii., 1873. 



Remarks. The specimen iu the Collection is a transparent section of the 

 plant showing its internal structure. 



It is a little doubtful if the fossils placed in Lyginodendron by Dr. William- 

 son are similar to those plants for which Gourlie founded the genus. 



Horizon. Coal Measures. 



Locality. British. Lancashire : Oldham. 



HETERANGIUM, Corda, 1845, 

 Beitrage zur Flora der Vorwelt, p. 22. 



Heterangium Grievii, Williamson. 



Heterangium Grievii. 



Williamson, Phil. Trans, vol. clxiii. p. 404, pis. xxviii.-xxxi. figs. 47 and 



49, 1873. 



Remarks. This species is also represented in the Collection by a trans- 

 parent section, which shows the internal structure of the fossil. 

 Horizon. Calciferous Sandstone Series. 

 Locality. British. Fife : Pettycur, near Burntisland. 



CYCADACE^E. 



CORDAITES, Unger, 1850. 

 Genera et Species Plantarum Fossilium, p ; 277. 



Cordaites bdrassifolius, Sternberg, sp. 



Cordaites borassifolius. 



Andrae, Neues Jahrbuch, 1864, p. 175. 



Boulay, Terr. Houil. du Nord. de la France, p. 49. 



Dawson, Acadian Geol. 2nd ed. p. 490, 1868. 



