193 
XIX 
Fig. 8. Diphyphyllum robustum, Eth. fil. Transverse section. Middle 
Devonian. Mitta Mitta Diver. Xo. 2564 (SI. 1383). x 13. 
Fig. 9. Cyathophyllum shearshii, Sussmilch. Transverse section. Silurian 
(Yeringian). Cowombat Creek. No. 2134 (SI. 1365). X 7. 
XX. 
Fig. 10. Favosites gothlandica, Lamarck. Corallum showing stages of 
growth, marked by weathered platforms. Silurian (Yeringian). No. 2139. 
Nat. size. 
. Fig. 11. Rhizophyllum enorme, Etheridge fil. Vertical section through 
cup, showing vesicular dissepiments and tabulae. Silurian (Yeringian). 
Cowombat Creek. No. 2141 (SI. 1368). x 7. 
XXI. 
Fig. 12. Favosites gothlandica, Lam. Transverse section of corallites, 
showing partial infilling with quartz. Silurian (Yeringian). Co wombat 
Creek. No. 2139 (SI. 1761). X 13. 
Fig. 13. Favosites gothlandica. The same, .showing the general variation 
amongst the corallites. Silurian (Yeringian). Cowombat Creek. No. 2139 
(SI. 1761). X 7. 
Fig. 14. F. gothlandica. A longitudinal to slightly oblique section, showing 
tabulae. Silurian (Yeringian). Cowombat Creek. No. 2139 (SI. 1761 bis). 
X 7. 
XXII. 
Fig. 15. Favosites hasaltica, Goldfuss, var. moonhiensis, Etheridge fil. 
Section through corallum embedded in breccia. Probably Middle Devonian. 
Painter’s Creek, Limestone Creek. No. 2213. Nat. size. 
Fig. 16. Favosites forhesi, Edw. and Haime. Transverse section of 
corallum. Silurian (Yeringian). Wombat Creek. No. 2661. X 13. 
Fig. 17. F. forhesi. Vertical section of corallum. Silurian (Yeringian). 
Gibbo Diver, Benarnbra. No. 2541 (SI. 1376). X 13. 
XXIII. 
Fig. 18. Favosites gothlandica. Transverse section of a well-preserved 
corallum, showing septal spines and mural pores. Silurian (Yeringian). 
Cowombat Creek, Limestone Creek. No. 2127 (SI. 1360). X 13. 
Fig. 19. F. gothlandica. Vertical section of corallum from same locality. 
No. 2127 (SI. 1360). x 13. 
XXIV. 
Fig. 20. Acanthoclema fiexuosum, sp. nov. Zoaria in indurated shale. 
Silurian (Yeringian). Gibbo Diver, Benarnbra. No. 2679. Nat. size. 
Fig. 21. Favosites hasaltica, var. moonhiensis, Eth. fil. Longitudinal 
section of corallum. Probably Middle Devonian. Painter’s Creek, Lime¬ 
stone Creek. No. 2213 (SI. 1763). X 13. 
XXV. 
Fig. 22. Halysites orthopteroides, Etheridge fil. Section of corallum. 
Silurian (Yeringian). Mitta Mitta Diver. No. 2698 (SI. 1390). X 13. 
Fig. 23. H. orthopteroides, Eth. fil. Vertical section, showing tabulse. 
From the same locality. No. 2698 (SI. 1390). X 13. 
XXVI. 
Fig. 24. Halysites cf. orthopteroides, Eth. fil. Section through corallum. 
Silurian (Yeringian). Mitta Mitta Diver. No. 2700 (SI. 1391). X 13. 
Fig. 25. Halysites pycnohlastoides, Eth. fil. Partially oblique section 
through corallum. Silurian (Yeringian). Mitta Mitta Diver. No. 2700 
(SI. 1392). X 13. 
