234 E. A. Xewell Arber. 



Sellards, E. H., On the fertile fronds of Crossotheca and Myriotlieca, and on the 

 spores of other Carboniferous ferns, from Mazon Creek, Illinois. Amer. 

 Journ. Sei., Vol. XTV p. 195. 1902. 

 Sterzel, J. T., Neuer Beitrag zur Kenntniss von DicksoniitesPluckeneti Brongniart sp. 



Zeitschr. deutsch, geol. Gesellsch., Vol. XXXVIII p. 773. 1886. 

 -\ Zeiller, R., Fructifications de Fougères du terrain houiller. Ann. sei. nat., Ser. VI, 

 Bot., Vol. XVI p. 177. 1883. 



[Crossotheca , Calymmatotheea, Eenaultia, Myriotheca, Senftenbergia. 

 Oligocarpa, Diplothmena, Grand'Eurva, Hymenophyllites.] 



4. Lycopodiales. 



Dawson, J. W., On the Genus Lepidophloios as illustrated from the Coal Formation 



of Nova Scotia and New Brunswick. Proc. and Trans. Roy. Soc. Canada, 



Ser. 2 Vol. Ill Sect. IV p. 57. 1897. 

 '■J Fischer, F., Zur Nomenclatur von Lepidodendron und zur Artkritik dieser 



Gattung. Abhandl. k. preuG. geol. Landesanst., N. F., Heft 39. 1904. 

 f Geinitz, H. B., üeber einige Lycopodiaceeu aus der Steinkohlenformation. Mitt. 



k. miner.-geol. u. pr;ehist. Mus. Dresden, Heft IX. 1890. 

 [Halonia, Lepidodendron etc.] 

 Grand'Eury, C, Développement souterrain, semences, et affinités des Sigillaires. 



Compt. Rend. Acad. Sei., Vol. CVIII p. 879. 1889. 

 [Stigraaria.] 

 Heer, O., Ueber Sigillaria Preuiana, Roemer. Zeitschr. deutsch, geol. Gesellsch.. 



Vol. XXXIV p. 639. 1882. 

 j Kidston, R., On the Relationship of Ulodendron. Lindley and Hutton, to Lepido- 

 dendron. Sternberg, Bothrodendron. Lindley and Hutton, Sigillaria. Brongniart 



and Rhytidodendron. Boulay. Ann. and Mag. Nat. Hist., Ser. 5 Vol. XVI 



pp. 123, 162. 239. 1885. 

 —, On some new or little-known Fossil Lycopods from the Carboniferous Formation. 



Proc. Roy. Phys. Soc. Edinb., Vol. VIII p. 415. 1885. Ann. and Mag. Nat. 



Hist, Ser. 5 Vol. 15 p. 357. 1885. 

 [Sigillaria and Lepidodendron.] 

 t — , On Lepidophloios, and on the British species of the Genus. Trans. Roy. Soc. 



Edinburgh, Vol. XXXVII pt. 3 p. 539. 1893. 



[Monograph of the British impressions, Avith detailed bibliography.] 

 — , On Sigillaria Brardii. Brongn. and its variations. Proc. Roy. Phys. Soc. Edinb.. 



Vol. XIII p. 233. 1896. 



[Contains a complete synonymy.] 

 *-fKoehne, W., Sigillarienstämme, Unterscheidungsmerkmale, Arten, Geologische 



Verbreitung etc. Abhandl. k. preuß. geol. Landesanst.. N. F.. Heft 43. 19Ü4 

 Sterzel, J. T., vide Weiss and Sterzel. 1893. 

 Weiss, E., Die Sigillarien der preußischen Steinkohlengebiete. I. : Die Gruppe der 



Favularien. Abhandl. k. preuß. geol. Landesanst., Vol. VII. 1887. 

 Weiss, E., and Sterzel, J. T., Die Sigillarien der preußischen Steinkohlen- und 



Rothliegenden-Gebiete. IL: Die Gruppe der Subsigillarien. Abhandl. k. 



preuß. geol. Landesanst. N. F., Heft 2. 1893. 

 White, D., Omphalophloios, a new Lepidodendron type. Bull. Geol. Soe. America, 



Vol. IX p. 329. 1898. 

 Zalessky, M., Sur quelques Sigillaires recueillies dans le terrain houiller du Donetz. 



Mém. Com. géol. Russie, Vol. XVII No. 3, 1902. 

 [In Russian and French.] 



