426 



Horwood, A. R. The fossil flora of the Leicestershire and South 

 Derbyshire coalfield and its bearing on the age of the Coal- 

 measures. Trans. Leicester Lit. and Phil. Society, Vol. XII, 

 Part. II, 1908, p. 81— 181, Taf. I— IV. 



Humphreys, E. W. The name Buthotrephis gracilis, Hall. Bull. 

 Torrey bot. Club, XXXVII, 1910, p. 309 — 311. 



Jongmans, W. Contribution to the fossil flora of the Lower carboni- 

 ferous, in: van Waterschoot van der Gracht, The deeper 

 geology of the Netherlands. Mededeelingen Rijks Opsporing 

 van Delfstoffen, No. 2, 1909, p. 269 — 289. 



The flora of the dutch carboniferous compared with that 



of the adjacent coalfields, in: van Waterschoot van der Gracht. 

 The deeper geology of the Netherlands. Mededeelingen Rijks 

 Opsporing van Delfstoffen, No. 2, 1909, p. 162 — 247. 



Beiträge zur Kenntnis von Calamites undulatus, Sternb. 



Mededeelingen van 's Rijks Herbarium, Leiden, 1910. 



Kerner, F. von. Die Carbonflora des Steinacherjoches. Jahrb. K.K. 

 geol. Landesanstalt, Vol. XLVII, 1897, p. 365 — 386, Taf. 8 — 10. 



Kidston, R. On the affinities of the genus Pothocites, Paterson, with 

 the description of a specimen from Glencartholm, Eskdale. Ann. 

 and Mag. nat. History, ser. 5, XI, 1883, p. 297. 



Report on fossil plants, collected by the Geological Survey 



of Scotland in Eskdale and Liddesdale. Trans. Roy. Soc. Edinburgh, 

 XXX, Part II, 1883, p. 531—550, Taf. XXX— XXXII. 



On the affinities of the genus Pothocites, Pat. Trans, bot. 



Soc. Edinburgh, Vol. XVI, 1883, p. 28. 



Notes on some fossil plants collected by Mr. Dunlop 



from the Lanarkshire Coalfield. Annais and Magazine of Natural 

 History, 1885, p. 473—491. 



Catalogue of the palaeozoic plants in the department of 



geology and palaeontology, British Museum (Natural history). 

 London, 1886. 



Notes on Lanarkshire fossil plants. Trans. Geol. Soc. 



of Glasgow, Vol. VIII, 1886. 



Notes on some fossil plants collected by Mr. R. Dunlop, 



Airdrie, from the Lanarkshire coalfield. Trans, of the Geol. Soc. 

 of Glasgow, Vol. VIII, 1886, p. 47—71, Taf. III. 



