302 rALJEONTOLOGT. 



3. PLANTS. 



Boulay, N. Le terrain houiller du Nord de la France et ses Vege- 

 taux fossiles. (See p. 50.) 



The new genus JRhytidodendron is separated from Lepidodendron by 

 its very small elliptic leaf-bases. Species of Calamocladus, Splienopteris, 

 JSephropteris, Pecopteris, Alethopteris, and Sigillaria are noticed. W. C. 



Butterworth, John. Coal Plants. (Ovenden Naturalists' Society.) 



Naturcdist^ ser. 2, vol. i. no. 10, pp. 151-153. 

 Description of a Calamite with the bark attached, and notes on the 

 structure of other coal-plants. 



. Eambles after Fossil Plants. ScL Goss. No. 143, pp. 243, 



244 ; 4 cuts. 

 Description of a nodule, from the Coal Measures at Halifax, full of 

 macrospores. 



D[ana], Prof. J. D. Age of Angiospermous Plants referred to the 

 Cretaceous. Amer. Journ. ser. 3, vol. xi. pp. 497, 498. 



Duncan, Prof. P. M. On some Unicellular Algae parasitic within 

 Silurian and Tertiary Corals, with a Notice of their Presence in 

 Calceola sandcdina and other Fossils. Quart. Journ. Geol. Soc. 

 vol. xxxii. pp. 205-210, pi. xvi. 



The alga is named Palceachlya perforans ; and the many forms are 

 regarded as one species, varying with the nature of the nidus. 



Engelhardt, Hermann. Tertiarpflanzen aus dem Leitmeritzen Mit- 



telgebirge Nova Acta Ac. Gees. Leop.-Car. Bd. xxxviii. 



no. 4, pp. 343-417, pis. xvi.-xxvii. 



Fagg, Hon. T. J. C, and Dr. G. Engelmann. Notes on a Fragment 

 of Coniferous Wood in Chert from the Oolitic Onondaga Lime- 

 stone (Devonian) of Louisiana, Pike County. Proc. Ac. 8ci. St. 

 Louis, vol. iii. pp. cci, ccii. 



Feistmantel, Dr. 0. Die Yersteinerungen der bohmischen Kohlen- 

 gebirgsablagcrungen. [Fossils of Bohemian Coal-Measures.] Pa- 

 Iceontographica., Bd. xxiii. Lief. 7-9, pp. 223-316, tab. 50-67. 



