188 A FOSSIL PLANT FORMATION IN CENTRAL Q 
in the same rocks from the R Rev, W. B. Clarke. I should 
“Gierideily, 1 that the specimens sent to me (not above yo 
. to L 
aithdihtin, Secrets others to vey hadi A. ees 
others to Calamites varians, Germar, and constitute the dominant 
All these plants are contained either in a hard and cour 
pact greyish yellow or greenish limestone, the other in friable 
easily powdered, grey or brownish sandstone. Many are assoce 
ated with marine animal remains such as stems of cot . 
ductus, Cornularia, &c. By their characteristics they << 
to belong | to the carboniferous formation properly s agree 
_ the period which preceded it, being preserved in the rock ene 
which the carboniferous rocks rest. The principal | a 
which these different fragments have been collected are ai 
Rarigsod (Loder’s Creek), Russell’s Shaft, Glen William, 
CALAMITES VARIANS. 
Schloth, “ime p. 399, pl. xx, fig. 2. Artis, Ant 
Phytology, pl. a 
This species is ones by the bis Be intervals in 
basal part of the tr - _ 
co 
oa . none of the more tender plants—such as aan a3 
; in these strata where Lepi 
. the aaighbourhaad of the shales, leaf impressions # 
fer may eo but these I have not as yet 
| al saosin to say a a word as to the age of these beds 
canbe bt te dou tha they agree in the fossils 
