Plate VI. 
Pholadobiya luynesi, Lartet (p. 78). 
Loc. Tributaries of the Manuan Creek. 
Fig. 1. Left lateral view of specimen. 
,, 2. Dorsal view of same, showing the contiguous umbones and the posterior 
gape. 
Pholadomya vignesi, Lartet (p. 79). 
Loc, Tributaries of the Manuan Creek. 
Fig. 3. External view of an adult right valve. 
4. Interior of a young right valve. 
5. Dorsal view of same specimen, showing the arched umbonal region and 
the sub-trigonal fossa beneath the umbo, succeeded by a narrow, 
horizontal posterior groove ; no dentition is present as in Liopistha, 
,, 6. External view of the same specimen. 
Meeetrix andersoni, E. B. Newton (p. 75). 
Loc. Tributaries of the Manuan Creek. 
Fig. 7. External aspect of a left valve. 
,, 8. Left lateral aspect of a smaller specimen, with united valves. 
,, 9. Dorsal view of same. 
Venus sp. (p. 73). 
Loc. Tributaries of the Manuan Creek. 
Fig. 10. External left lateral aspect of specimen, showing the posterior area as a 
matriciform cast, 
11. Front view of same, showing the well-inscribed lunule. 
5 > 
12. Posterior end view of same as an internal cast denuded of test. 
Meretrix cf. caperata, J. de C. Sowerby, sp. (p. 74). 
Loc. Tributaries of the Manuan Creek. 
Fig. 13. External left lateral aspect of specimen. 
,, 14. Dorsal view of same, showing lunule, escutcheon, and mineralised liga- 
ment. 
,, 15. Sculpture details, x G. 
Mactra (?) rupert-jonesi, R. B. Newton (p. 71). 
Loc. Tributaries of the Manuan Creek. 
Fig. 16. Left lateral aspect of specimen, showing parts of both valves. 
,, 17. Dorsal view of same, and the much-fractured umbonal region. 
GONIOMYA SP. 1 (p. 81). 
Loc. Tributaries of the Manuan Creek. 
Fig. 18. Left lateral view of specimen, with parts of both valves. 
,, 19. Dorsal aspect of same, showing the slightly open valves in the anterior 
region. 
GONIOMYA SP. 2 (p. 83). 
Loc. Tributaries of the Manuan Creek. 
Fig. 20. Dorso-umbonal view of specimen embedded in matrix, showing both valves 
extended. 
,, 21. Enlarged right lateral view of same, showing the closely fitting costse. 
X I 
[Unless otherwise notified, the figures of the fossils are drawn of the natural 
size.] 
