Fick 65.— Silurian Corals. 1 
I. PhiiUpsaatrtm Currani, Eth. til. Limekilns, Bathurst; part 
of a polished slab. 2. Weathered Surface of same Coral. 3. 
Microscopic slice of same Coral. L Hdiophyllum Yassense . 
Kth. ill. A Silurian Coral, Yass, (N.S.W.) 5. and 6. 
CyathophyUnm MitcheUi , Eth. til. Silurio -Devonian rocks. Cave 
Flat (N.S.W.) 
K 
1. Rec. Geol. Survey, N. S. Wales, Vql. ii, p. 170, 171. 
