Bibliography of Literature on Palœozoic Fossil Plants. 227 



9. United States of America. 



White, D., A new Tieniopteroid fern and its Allies. Bull. Geol. Soc. America, 

 Vol. IV p. 119. 1893. 



[Tfeniopteris missouriensis.] 

 — , The Pottsville Series along- New River, West Virginia. Bull. Geol. Soc. America, 



Vol. VI p. 305. 1895. 

 — , The Stratigraphical Succession of the Fossil Floras of the Pottsville Formation etc. 



20tli Ann. Report. U. S. Geol. Surv., pt. II p. 749. 1900. 

 — , The Seeds of Aneimites. Smithsonian Miscel. Collect, Vol. XLVII pt. 3 p. 322. 1904. 

 [For other Literature on Lower Carboniferous fossils see the papers 

 marked with a f in the next Section under 'Special Studies' ; b) Im- 

 pressions.] 



Upper Carboniferous and Permian of the Northern Hemisphere. 



A. Special Studies. 



a) Petrifactions. 



(In some of these memoirs, impressions are also described and figured.) 



1. Various groups, and organs of unknown affinity. 



Bertrand, C. E., Premières observations sur les nodules du terrain houiller 

 d'Hardiughen. Ass. franc, l'avan. Sei., 28e Sess., Boulonge-sur-Mer (1899), 

 pt. I p. 246; pt. II p. 388. 1900. 

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

 boniferous Strata. Parti: Calamités and Calamodendron. 1868. Part II: 

 Lepidostrobus. 1871. Part III: Lepidodendron. 1872. Part IV: Sigillaria 

 and Stigmaria. 1875. Palaeontograph. Soc. 1868 — 1875. 

 [Also a few important impressions.] 

 Brongniart, A., Recherches sur les graines fossiles silicifiées. Paris. 1881. 

 Dawson, J. W., On the Structure and Affinities of Sigillaria, Calamités and Cala- 

 modendron. Quart. Journ. Geol. Soc, Vol. XXVII p. 147. 1871. 

 Felix, J., Untersuchungen über den inneren Bau westfälischer Carbon-Pflanzen. 



Abhandl. geol. Specialk. Preufi., Vol. VII Heft 3. 1886—1887. 

 — , Untersuchungen über den inneren Bau westfälischer Carbonpflanzen. 2 Stuck. 

 Földt-Közl, Vol. XXVI p. 165. 1896. 



[Continuation of previous paper (Calamodendreœ , Dadoxylon, Diplo- 

 xylon etc.)] 

 Oliver, F. W„ The Ovules of the Older Gymnosperms. Ann. of Bot., Vol. XVII 

 p. 451. 1903. 



[Stephanospermum, Cardiocarpus, Lagenostoma and other seeds, recent 

 and fossil.] 

 —, On the Structure and Affinities of Stephanospermum, Brongniart, a Genus of 

 Fossil Gymnosperm seeds. Trans. Linn. Soc. London, Ser. 2, Bot., Vol. VI 

 Pt. 8 p. 361. 1904. 

 —, Notes on Trigonocarpus and Polylophospermum. New Phytologist, Vol. Ill p. 96. 

 1904. 



15* 



