181 
Wombat Creek. Nos. 2657-2659. Field No. 93. Plan 2. 
Regd. No. 
(Slice No. in parentheses.) 
1 
Fossils, with Remarks. 
2657-9 
1 
t Calcareous algse and crinoid remains. 
These fossils yield no decided evidence, but, judgin 
by the next series, are of Silurian age. 
Wombat Creek. Nos. 2660-2661. Field No. 95. Plan 1. 
Impure limestone. 
2660 
Crinoid remains, seen on weathered surface. 
2661 (SUde) .. 
The weathered surface shows a fine radiating corallum o 
Favosites forbesi. In thin section much calcareous alga 
and many ostracoda. 
• 
Age.—Silurian (Yeringian). 
Wombat Creek. Nos. 2662-2670. Field No. 99. Plan 1. 
Ochreous, fossiliferous mudstone. 
2662, 2666 .. 
Tryplasma liUiformis, Eth. fil. (Casts and moulds). 
2668, 2670 .. 
Favosites sp. 
2668 
Crinoid remains 
2669, 2670 .. 
Orthis cf. rustica, Sowerby. 
2665 
Orthis sp. 
2665 
Atrypa sp. 
2663 
Conchidium sp. 
2664, 2667 .. 
Brachiopods, indet. 
2665 
Encrinurus sp. (pygidial fragment). 
Age.—Silurian (Yeringian). 
Wombat Creek. Nos. 2671-2672. Field No. 100. Plan 1. 
Grey mudstone. 
2671 
Branching coral or polyzoan, indet. 
2671, 2672 .. 
Chonetes sp. 
2671, 2672 .. 
Orthis canaliculata, Lindstrom. 
2671 
Nucula opima, J Hall, var. australis, Chapman. 
Age.—Silurian. 
Gibbo River. No. 2673. Field No. 109. Plan 8. 
Ash or mudstone. 
Obscure fossil remains, indet. 
Gibbo River. Nos. 2674-2694. Field No. 110. Plan 8. 
Indurated dark-grey shales. 
2674-76, 2679, 2686, 
2690, 2691, 2693 
2683 .. ;. 
2685 
2681 
2689 
2677-80, 2682, 2684-7, 
2691 
2694 
Tryplasma liUiformis, Eth. fil. 
Tryplasma sp. 
^Tryplasma (young form). 
Halysites lithostrotonoides, Eth. fil. (See Appendix.) 
Cf. Heliolites. 
Acanthoclema flexuosa, sp. nov. (See Appendix and plate 
XXIV., fig. 20, and pi. XXXII., figs. 38-40.) Nos. 2680 and 
2684 show the basal portion of the zoarium. 
Indet, fossils. 
Age.—Silurian (Yeringian). 
Wombat Creek. No. 2695. Field No. 111. Plan 1. 
Shales with crinoid columns. Probably of Silurian age. 
Gibbo River. Nos. 2696-2697. Field No. 120. Plan 8. 
Shales with crinoid remains. Probably of Silurian age. 
