REVIEW OF CONTRIBUTIONS TO FOSSIL BOTANY. 81 
or considers these beds the equivalents of the Upper beds 2 
coal ae the Lower Carboniferous series of Scotland. The repo 
Mr. Baily on the fossils confirms this opinion. The onl e found 
belong to known species of the genera Sigil/aria an 
PurLLIPs, Jonn. Geology of Oxford and the Valley of the [cen 
Oxford, 1871, pp. 523. 
olume contains lists, and sometimes descriptions and figures, of 
THOMSON, T “Oi the Occurrence of Stigmaria stellata, Eichw., in the 
Lower Carboniferous rocks, Lanarkshire. Abstract. Geol. Mag. 
vol. viii. p. 236. 
a W. C. On the Organization of Volkmannia Dawson 
t. Phil. Soc. Manch., 3rd series, vol. v. pp. 28—40, pl. i.-iii. 
Proc. Lit. Phil. Soc. Manch. vol. x. pp. 105, 106. 
The anthor describes the minute structure of a Calamitean cone of the 
same type as that to which Binney had given the name Bowmanites cam- 
brensis, Tach whorl of leaves in the cone supports several sporangia in a 
linear series. 
ae Abstract. Proc. Lit. Phil. Soc. 
nch. vol. x. pp. 116-118. 
The sate describes this fossil as having a true cellular pith me two 
kinds of medullary rays. It could ee be the root of Lepidi 
it show = that we were still ignorant of the internal C of 
On the Organization of the Stems of Calamites. - 
Abstract. Brit. "ps Reacts 40th ee PP. 89,90. Abstract. 
Proc. Roy. Soc. vol. xix. pp. 268-271. Ann. Mag. Nat. Hist. 
pp. 299-302. 
The author describes the minute structure of the stems, which he places 
in two generic groups, the Calamites and Calamopitus, the former to com- ` 
E those without infranodal canals, the latter those whieh possess 
On the Organization of the Fossil Plants of the 
Coal Measures. Part. ii., Lepidodendra and Sigillarie. Abstract. 
Proc. Roy. Soc. vol. xix. pp. 500—504. rei Mag. Nat. Hist. 
34— 
pp- 
The author describes the structure of ele Re ron, Sigillaria, Di- 
ploxylon, Ulodendron, Halonia, and Favularia, and rta that all these 
forms are but modifications of the Lepidodendroid type. 
Youne, J., and Armstrone, Jas. On the Carboniferous Fossils of the 
est of Seo Scotland. Trans. Geol. Soc. Glasgow, vol. iii., Suppl. 
The authors give a systematically-arranged list of the "known fossil 
plants, ts in all to ninety species, with the localities where they 
have been found. 
Synopsis of the Genera and d shor oan or Figured in the Memoirs 
umerated abov 
FIL 
Calter 5 ones Dawson, ges Journ. Geol. Soc. vol. xxvii. p. 
210; 1-3. Devon Gilboa. 
N.S. me t, [anc 1, 1872.) G 
