68 FrederieJi Clucpinan : 



Fig. 7. — Bnirdia (iiis'i-dlix. sp. iiov. Hif^lit valve. MalleL' ^\i\yv. 



No. i), 256-26:5 tVet. x 52. 

 Fig. S.—Ci/tlK^re cniKilintJafd, Keuss sp. Right valve. Mallee 



Bore, No. 11. 219-260 feet. x 52. 

 Fig. 9. — Ci/fhen^ cr/spafa. G. S. Bi-ady. Right valve. Mallee Boie. 



X.). 11, 554-556 feet. x 52. 

 Fig. U).—r//f/ier(' (Ja.<ii'J<iina, (t. 8. livadv. Left valve. Mallee 



Bore. Xo. 11. 554-556 feet. x 52. 

 Fig. W.—Ci/there r/emi-^sa. (i. S. Brady. Left valve. Mallee 



Bore, No. 10. 160-1S6 feet. x 52. 



Plate VIL 



Fig. 12. — Ci/fherc dicfijou. (4. S. Brady. Left valve of a youth- 

 ful foi'iu, iuid well preserved. Mallee Bore, Xo. 9, 



3 15-325 feet. x 40. 

 Fig. 13. — C. (Vn-tjiou. (t.S.B. Right valve of a senile form, with 



smoother and thieker earapaee. Mallee Bore, Xo. 11. 



438-440 feet, x 40. 

 Fig. 14. — Cj/fJiere flej-icosfafft, sp. iiov. a. Right valve; 6, profile 



of valve seen from above. Mallee Bore, Xo. 10, 310- 



320 feet, x 52. 

 Fig. 15. — (Ji/there larfea, G. S. Brady. Right valve. Mallee Bore, 



Xo. 11, 562-564 feet, x 40. 

 Fig. 16. — ('//f litre lepraliolf/es, G. S. Brady. Right valve. Mallee 



Bore, No. 8, 210-219 feet. x 52. 

 Fig. 17. — Ci/there luhhochiaiia, G. S. Brady. Right valve. Mallee 



Bore, No. 11, 260-265 feet, x 52. 

 Fig. 18. — Ci/there militarix, G. S. Brady sp. Right valve. Mallee 



Bore, No. 9, 256-263 feet. x 52. 

 Fig. 19. — Cyihcre nonuani, G. S. Brady. Right valve. Mallee 



Bore, No. 10, 310-320 feet. x 40. 

 Fig. 20. — Gythere ohtusalata. G. S. Brady. Right valve. Mallee 



Bore, No. 9, 256-263 feet, x 52. 

 Fig. 2\.— Gythere oualis, G. S. Brady. Left valve. Mallee Bore, 



No. 11, 276-270 feet. x 40. 

 Fig 22. — Gythere parallelogramma, G. S. Brady. Left valve. 



Mallee Bore, No. 9, 315-325 feet, x 52. 

 Fig. 23. — Gythere postdeclivis, sp. nov. a. Left valve; h, profile 



of valve. Mallee Bore, No. 10. 310-320 feet, x 40. 

 Fig. 24. — Gythere rastromarginata , G. S. Brady. Right valve. 



Mallee Bore, No. 11. 170-175 feet, x 52. 



