84 TRANSACTIONS, NATURAL HISTORY SOCIETY OF GLASGOW. 



Morris, J., in J. Prestwich, "Geology of Coalbrookdale," Trans. Geol. 



Soc London, Vol. V., Explanation to PI. XXXVIII., figs. 3, 3a, 36. 



1840. 

 Goppert, H. R., Die Guttungen der fossilen Pflanzen, Lief. 1-2, p. 13. 



Plates. 1S41. 

 Binney, E. W., "Some Observations on Stigmaria Ficoides," Quart. 



Joum. Geol. Soc., Vol. XV., p. 76, PL IV., 1858. 

 Binney, E. W., "Observations on the Structure of Fossil Plants found in 



the Carboniferous Strata, Part IV., Sigillaria and Stigmaria," 



Palceontographical Soc, Vol. for 1875. Plates. 

 Williamson, W. C, "On the Organization of the Fossil Plants of the 



Coal Measures," Part II., Phil. Trans., 1872, p. 197. Plates. 

 Williamson, W. C, Part XL, Phil. Trans., Part ii., p. 2S5, 1SS1. Plates. 

 Williamson, W. C, "A Reply to Mr. Hick,*' Nat. Science, July, 1892, p. 



365. 

 Williamson, W. C, and Hartog, "Les Segillaires et les Lepidodendrons,"' 



Ann. d. Sc Nat., Ser. 6, Vol. XIII. , 1SS2, p. 339. 

 Dawson, Sir Wm., and Prof. W. C. Williamson, Nat. Science, May, 1892, 



p. 211. 

 Hick, T., "Is Stigmaria a Root or a Rhizome?" Nat. Science, July, 1892, 



p. 360. 

 Hick, T., "A Rejoinder," ibid., p. 370. 

 Lesquereux, L., Coal Flora, Vol. II., p. 509, 1880. 

 Schimper, Wm. Ph., in J. Kozchlin-Schlumberger, Le Terrain de 



Transition des Vosges, p. 323 et seq. 1862. Plates. 

 Platt. S. S., " Notes on a large Fossil Tree recently found in Shale of the 



Coal Measures at Sparth Bottoms, Rochdale," Trans. Manchester 



Geol. Soc, Vol. XXIII. , Part iii., Session 1894-95, p. 65. Plates. 



VIII. Bothrodendron, Lindley and Hutton, 1833. 



1833. BotJirodendron, L. ik H., Fossil Botany, Vol. II., p. 1. 

 1860. Cyclostigma, Haughton, Ann. and Mag. Nat. Hist., 3rd 



Ser., Vol. V., p. 443. 

 1876. Rhytidodendron, Boulay, Terr, houil. du Nord de la 



France, p. 39. 

 Arborescent Lycopods ramifying by dichotomous division. 

 Bark ornamented with a series of fine wrinkles and corrugations 

 {Both, punctatum, L. & H., and Both, minutifolium, Boulay), or 

 striated longitudinally with fine smooth slightly flexuous striae 

 {Both. Wiikianum, Kidston), or striate with cross-hatching {Both. 

 Kiltorkense, Haughton sp.), or smooth {Both. Kidstoni, Weiss). 

 Leaf scars distant, very small, transversely oval or oval with 



