198 



Plate XVII. 



1. Mactra axiniformis, Tate. Muddy Creek, a, Eight valve 



b, dorsal aspect of the same. 



2. .Touaunetia cuneata, Tate. Adelaide. 



3. Mactra Howchiniana, Tate. Muddy Creek. a, Eight 



valve ; b, dorsal aspect of the same. 



4. Mactra Hamiltouensis, Tate. Muddy Creek, a, Eight 



valve ; b, its dorsal aspect. 



5. Auapa variabilis, Tate. Aldiuga. a, Eight valve ; b, its 



dorsal aspect. 



6. Myodora lamellata, Tate. Adelaide. a, Eight valve ; 



b, left valve ; c, dorsal aspect of imited valves. En- 

 larged. 



7. Myodora lamellata, Tate; var. Adelaide. Eight valve. 



Enlarged. 



8. Myodora a^quilatera, Johnston. Table Cape. Left valve. 



9. Myodora tenuilirata, Tate. Muddy Creek, a and b, Eight 



and left valves. 



10. Myodora australis, Johnston. Table Cape, a and b, Eight 



and left valves. 



11. Myodora corrugata, Tate. Muddy Creek, a and b, Eight 



and left valves. 



12. Corbula pixidata, Tate. Aldinga. a, Left valve ; b, dorsal 



aspect of united valves. Slightly enlarged. 



13. Corbula ephamilla, Tate. Eiver Murray Cliffs, a, Left 

 valve ; b, right valve ; c, dorsal aspect of united valves. 



14. Corbula ephamilla, Tate. Young shell, much enlarged. 



15. Solecurtus Legrandi, Tate. Table Cape. 



Plate XVIII. 



1. Barnea tiara, Tate. Muddy Creek, a, Left valve ; b, ac- 



cessory valve ; and c, side view of the same. 



2. Pecten subconvexus, Tate. Muddy Creek. 



3. Panopa>a orbita, Sutton. Eiver Murray Cliffs. 



4. Pecten deformis, Tate. Muddy Creek. 



5. Tellina Cainozoica, T. Woods. Table Cape. Slightly en- 



larged. 



6. Cytherea submultistriata, Tate ; var. Cooke's Plains. 



7. Cytherea eburnea, Tate. Eiver Murray Cliffs. 



8. Cytherea submultistriata, Tate. Muddy Creek. 



9. Mytilus Hamiltouensis, Tate. Muddy Creek. 



10. Sacchia suborbicularis, Tate. Eiver Murray Cliffs, a, Eight 



valve, enlarged ; b and c, interior of left and right valve, 

 much enlarged. 



11. Lucina affinis, Tate. Eiver Murray Cliffs. Enlarged. 



