CONTRIBUTIONS TO FOSSIL BOTANY PUBLISHED IN 1872. 811 
— On the Structure of the Stems of the ss feral Lycopo- 
diacese of the Coal-measures—IV. On a leaf-bearing bran 
of a species of Lepidodendron. Monthly 3 eae Santis vol. 
vii., February, 1872, pp. 50-54, pl. vii 
The minute structure of a small stem x8 of th the leaf bases is 
figured and described, and the bearing the specimen has on the 
characters which separate Lepidophloios from Ley on is investi- 
gated. 
Dicxiz, Grorer. Notice of a Diatomaceous Deposit. Feats, Bot. 
Soc. Edinburgh, vol. xi 
enumeration of 40 species of Diatomacee found in a peat-bog 
at Methlic, pei as 
Dyer, W. T. Tur On some Coniferous Remains from the 
Lithographic "stone gt Solenhofen. Geol. Mag., vol. ix., pp. 
150-158 and 193-1 : 
The author describes ae. scales of a cone under the name 
1 species ; ai ee 5 species ; and Condylites, 1 species 
———— On some Fossil Wood from the Lower Eocene. Geol. 
Mag., ars iXy -248, ge vi. 
The sation describes the occurrence in this specimen of wood of 
cells in the interior of the ducts, and gives the received explanation 
of their origin. 
Heer, Oswatp. sig the Carboniferous Flora of Bear Island. Quart. 
lebtee Geo 1, Soc ., Vol. xxviil., pp. 161-169. 
stage. 
aes On dong a Lepidodendron, and ers from Kiltor- 
kan, Quart. Journ. Geol. Soc., vol. » pp. 169-172, 
eye ‘Abstract. Geol Mag., vol. ix re 1B 
rof. Heer aoe. ar specific distinctness of gang se 
Kiltorkense, Haug C. minutum, Haught., Knorria ac 
Gopp., and Tackamiron Vithoiaiansin, Sternb., all from Kiltorkan, 
which I had maintained to be fragments of the same species. He 
figures and describes his spins 
Hicerns, Rev. H. H. On some speci imens supposed to be Pycnophyl- 
lum in the Ravenshead collection of fossils, Free Public 
Museum, adeno Proceedings Liverpool Geol. Soe. 1872, 
Mactosxre, Rey. 
notes on the Structure of oo Sli Wood. Abstract. a Ding 
ot., vol. x., pp. 93-95. 
we describes Ciaprotsoayon. a" Kr., and gives an 
ond of the conditions under which it occu 
