184 
gravel This gravel is, roughly, about 150 feet above the Severn 
River These patches of Pliocene river gravel show that at the 
close of the tertiary volcanic period the outpouring of the lava streams by 
filling up the valleys had locally raised the level of the drainage channels.”* 
By far the largest number of the plants were obtained from the Old 
Bose A alley Lead, between Hill and Watson’s shafts, a tributary of the Main 
Vegetable Creek Deep Lead. They occur in a white pipeclay, forming the 
overburden of the stanniferous wasli-dirt. This bed is again overlain by a 
considerable thickness of basalt, a portion of the older flow which has more 
or less filled the former channel of Vegetable Creek. The species found in 
this bed are the following : — 
O 
Fllices Pteris Torresii, Ett. 
Lygodium Strzeleckii, Ett. 
Cycadece Anomozamites Muelleri, Ett. 
Coniferce Callitris prisca, Ett. 
Iletcrocladiscos tliujoides, Ett. 
Abietinece Sequoia australiensis, Ett. 
Dammara intermedia, Ett. 
„ podozamioides, Ett. 
Pakeocladus cuneiformis, Ett. 
Phyllocladus asplcnioides, Ett. 
Gr amine ce Poacites australis, Ett. 
Bambusites artlirostylinus, Ett. 
Casnarincce Casuarina Cookii, Ett. 
Cupidiferce Quercus Greyi, Ett. 
,, hapaloneuron, Ett. 
„ Blamingii, Ett. 
Dryophyllum Howitti, Ett. 
Pagus celastrifolia, Ett. 
,, Hookeri, Ett. 
Morece Picus Burkci, Ett. 
„ Gidlevi, Ett. 
,, Solanderi, Ett. 
„ Phillipsii, Ett. 
,, Willsii, Ett. 
Artocarpece Artocarpidium Gregoryi, Ett. 
* Loc. cit., pp. 58-U2. 
