1560 LITERATURE. 



17. " The Fossil Plants of the Devonian and Upper Silurian Formations 



of Canada." 'Mem. Geol. Survey of Canada.' 1871 and 1872. 

 J. W. Dawson. 



18. " Report on the Fossil Plants of the Lower Carboniferous and Mill- 



stone Grit Formations of Canada." ' Mem. Geol. Survey of 

 Canada.' 1873. J. W. Dawson. 



19. " Description of the Coal Flora of the Carboniferous Formation in 



Pennsylvania and throughout the United States." ' Reports of 

 the 2d Geolog. Survey of Pennsylvania.' 1880 and 1884. L. Les- 

 quereux. 



20. " The Tertiary Flora of the Western Territories." ' Reports of the 



U.S. Geol. Survey of the Territories,' vol. vii., 1878. L. Lesquereux. 



21. " Synopsis of the Fauna of the Laramie Group." ' Sixth Ann. Rep. 



of the U.S. Geol. Survey.' 1885. L. F. Ward. 



22. " Flore Carbonifere du department de la Loire et du centre de la 



France." Grand' Eury. 1877. 



23. " Die Versteinerungen der Steinkohlenformation in Sachsen." 



Geinitz. 1853. 



24. " On the Organisation of the Fossil Plants of the Coal-Measures." 



'Phil. Trans.,' 1871, 1872, 1873, 1874, 1876, 1877, 1878, 1880, 

 1881, 1883. W. C. Williamson. 



25. "A Monograph on the Morphology and Histology of Stigmaria 



ficoides." ' Palaeontographical Society.' 1887. W. C. Wil- 

 liamson. 



26. " On Fossil Cycadean Stems from the Secondary Rocks of Britain." 



'Trans. Linn. Soc' 1868. W. Carruthers. 



27. " On the History, Histological Structure, and Affinities of Nemato- 



phycus Logani, Carr. (Prototaxites Logani, Dawson), an Alga of 

 Devonian Age." ' Monthly Microscopical Journ.' 1872. W. 

 Carruthers. 



28. " Catalogue of the Palaeozoic Plants in the British Museum." 1886. 



R. Kidston. 



29. " On the Fructification and Affinities of Archseopteris hibernica." 



'Ann. and Mag. Nat. Hist.' 1888. R. Kidston. 



30. " A Monograph of the British Eocene Flora." ' Palaeontographical 



Society.' Vol. i. " Filices" (1879, *88°, and 1882), by J. S. Gard- 

 ner and C. von Ettingshausen. Vol. ii. " Gymnospermae " (1883, 

 1884, and 1885), by J. S. Gardner. 



31. " On Mesozoic Angiosperms." ' Geol. Magazine.' 1886. J. S. 



Gardner. 



32. " The Appearance and Development of Dicotyledons in Time." Ibid. 



1887. J. S. Gardner. 

 23- " Observations sur les Algues calcaires appartenant au groupe des 

 Siphonees verticillees et confondues avec les Foraminiferes." 

 ' Comptes rendus,' torn, lxxxv., 1877. Munier-Chalmas. 



34. " Die Sogenannten Nulliporen " (Lithothamnium und Dactylopora). 



'Abhandl. der k. Bayerischen Akad. der Wiss.' Bd. XI. 1874. 



35. " Zur Kenntniss fossiler Kalkalgen (Siphoneen)." ' Neues Jahrb. 



fur Min. Geol. und Palaeontologie.' 1880. Steinmann. 



36. " Geologische Algenstudien." ' Jahrb. d. k. preuss. geol. Landes- 



anstalt.' 1880. Bornemann. 

 yj. " On the Fossil Flora of the Radstock Series of the Somerset and 



Bristol Coalfield." ' Trans. Roy. Soc. Edin.,' vol. xxxiii. 1888. 



A. C. Seward. 

 38. " Sketch of Palaeobotany." ' Fifth Ann. Rep. of the U.S. Geol. 



Survey.' 1885. L. F. Ward. 



