PLATE 20. 
Fig. 1 . Pentacrinus australis, Moore. Exterior of about two-thirds of the calyx ) 
with portions of five arms (after Moore, Quart. Journ. Geol. 
Soc., xxvi., t. 17, f. 3). Mitchell Downs. [W.B.C.] 
Fig. 2. Do. Interior of the calyx, with portions of four arms (after Moore, 
Quart. Journ. Geol. Soc., xxvi., t. 18, f 1). Mitchell Downs. 
[W.B.C.] 
Fig. 3. Do. Portions of arms (after Moore, Quart. Journ. Geol. Soc., xxvi., 
t. 18, f. 1). Mitchell Downs. [W.B.C.] 
Fig. 4. JEschna jlindersensis, PI. Woodward. Proximal half of one of the posterior 
wings, showing nervures (after Woodward, Geol. Mag., 1884, 
1, t. 11, f. 1). x2. Elinders River. 
I ig. 5. Lepralia oolitica, Moore, encrusting a foreign body (after Moore, Quart. 
Journ. Geol. Soc., xxvi., t. 17, f. 2). Wollumbilla. (The 
original is a very unsatisfactory and indefinite represen- 
tation.) [W.B.O.] 
Fig. 6. Do. Three cells much enlarged (after Moore, Quart. Journ. Geol. Soc., 
xxvi., 1. 17, f. 2a). 
Fig. 7. Terelratella Daviclsoni, Moore. Ventral valve (after Moore, Quart. Journ. 
Geol. Soc., xxvi , t. 10, f. 2). Wollumbilla. [W.B.C.] 
Fig. 8. Do. Dorsal valve (after Moore, Quart. Journ. Geol. Soc., xxvi., 1. 10, f. 1). 
[W.B.C.] 
Fig. 9. Argiope wollumbillaensis, Moore. Dorsal valve (after Moore, Quart. Journ. 
Geol. Soc., xxvi., t. 10, f. 3). x J. Wollumbilla. [W.B.C.] 
Fig. 10. Do. V entral valve (after Moore, Quart, Journ. Geol. Soc., xxvi., 1. 10, f. 4) . 
x jf. Wollumbilla. [W.B.C.] 
Fig. 11. Do. Interior of the dorsal valve (after Moore, Quart. Journ. Geol. Soc., 
xxvi., 1. 10, f. 5). X f. Wollumbilla. [W.B.O.] 
Fig. 12. Argiope punctata, Moore. Dorsal valve (after Moore, Quart. Journ. Geol. 
Soc., xxvi., 1. 10, f. 6). Wollumbilla. Enlarged. [W.B.C.] 
Fig. 13. Plvynchonella rustica, Moore. Dorsal valve (after Moore, Quart. Journ. Geol. 
Soc., xxvi., t. 10, f. 7). Wollumbilla. [W.B.C.] 
Fig. 14. Lingula ovalis, Sowerby ? Hal t' of a ventral valve (after Moore, Quart. Journ. 
Geol. Soc., xxvi., t. 10, f. 14). Wollumbilla. [W.B.C.] 
Fig. 15. Piscina apicalis, Moore. A very unsatisfactory and indefinite figure as in 
the original (after Moore, Quart. Journ. Geol. Soc., xxvi. 
t. 10, f. 15). Wollumbilla. [W.B.C.] 
Fig. 16. Pinna, sp. ind. (compare P. laticostata, Stoliczka). Part of the united valves 
of a very large specimen. | nat. 
Fig. 17. Do. Section of the same. | nat. 
Fig. 18. Maccoyella ? sp. ind. A decorticated valve which may be a species of this 
genus. 
Fig. 19. Rhynchonella solitaria, Moore. Ventral valve (after Moore, Quart. Journ. 
Geol. Soc., xxvi., t. 10, f. 10). Wollumbilla. [W.B.C.] 
