1873.] 



ETHERIDGE — AUSTRALIAN LIGNITE. 



565 



EXPLANATION OF PLATES XIX-XXII. 

 Plate XIX. 



Fig. 1. Trochosmiliasubcurvata,T&euBs. 

 1 a. Ditto, Far. 1 6. Costae, 

 magnified. 



2. insignis. 2 a. Section. 



3. arguta, Reuss. 



Fig. 4. Asterosmilia Pourtalesi, spec. 



nov. 4 a. Calice, magnified. 



5. Stylophora compressa, spec. 



nov. 5 a. Calices, magnified. 



Plate XX. 



Fig. 6. Stephanoccenia incntstans, sp. 

 nov. Calices, magnified. 



7. d'Achiardii, sp. nov. 7 «". 



Calices, magnified. 



8. Leptoria profunda, spec. nov. 



8 a. End of a calice, slightly 



Fig. 9. 



enlarged. 8 b. Columella 

 and septa, magnified. 

 Circophyllia compressa, spec, 

 nov., side view. 9 a. Ditto, 

 front view. 9 b. The calice. 



Plate XXI. 



Fig. 10. Circophyllia Clevei, spec. nov. 

 10 a. Calice. 106. Exotheca, 

 magnified. 



1 1. Goniastrcea variabilis, sp. nov. 



Calices, magnified. 



12. Turbinoseris eoccsnica, spec. 



nov. 12 a. Side view. 126. 

 Calice. 12 c. Costal synap- 

 ticulae, magnified. 

 Fig. 13. Turbinoseris major, spec. nov. 

 13 a. Synapticulas and costae, 

 magnified. 



Fig. 14. Turbinoseris grandis, spec, 

 nov. 14 a. Costal synapti- 

 cuhe, magnified. 



15. angulata, spec. nov. 



15 a. Costae magnified. 



16. antillarum, spec. nov. 



16 a. Part of section of ca- 

 lice, magnified. 



Plate XXII. 

 Fig. 17 



Turbinoseris Clevei, spec. nov. 

 17a. Section of calicular end, 

 magnified. 17 b. Costae, 

 magnified. 



18. cyclolites, sp. nov. 18 a. 



Base, magnified. 18 6. Ca- 

 lice, magnified. 



7. Note on the Lignite Deposit of Lal-Lal, Victoria, Australia. 

 By R. Etheridge, Esq., junior, F.G.S. (of the late Geological Sur- 

 vey of Victoria). 



The observations recorded in the present note were made at the 

 latter end of the year 1868, during a preliminary survey of the 

 Mount Buninyong District, Victoria. Unfortunately, through the 

 dissolution of the late Geological Survey by the Colonial Govern- 

 ment, circumstances did not permit of my carrying them to a 

 successful termination. 



The village of Lal-Lal is situated about 3 miles to the south of 

 Mount Buninyong, in the Buninyong District, Victoria. The surface 

 aspect of the ground occupied by the lignite deposit is, in winter, 

 that of a sandy marshy flat, in summer dry and parched, covered 

 with coarse grass, and of no great extent. The country imme- 

 diately to the north of Lal-Lal is composed of granitic rocks over- 

 lain by the lava-flows of Mounts Buninyong and Warrenheip, which 

 extend some distance to the northward. On the south and west the 



VOL. XXIX. PART I. 2 Q 



