PLATE 15. 
Eig. 1. 
Fig. 2. 
Eig. 3. 
Eig. 4. 
Eig. 5. 
Eig. 0. 
Eig. 7. 
Eig. 8. 
Eig. 9. 
Eig. 10. 
Fig. H. 
Eig. 12. 
Fig. 13. 
Eig. 14. 
Eig. 15. 
Eig. 10. 
Eig. 17. 
Orthoceras, sp. ind. Showing traces oE a lateral siphuncle. Gyrnpie. 
Mourlonia Strzeleciciana, Morris, sp. Cast with faint indications of the band. 
Platyscliisma oculus, J. de 0. Sowerby, sp. A crushed and somewhat 
distorted example. Stanwell. 
JDo. Side front view of the same specimen. 
Ooniatites ? sp. ind. A narrow, undetermined form. G-ympie. 
Plafi/schisma rotundata, Etheridge. Anterior view, with aperture (after 
Etheridge, Quart. Journ. Qeol. Soc., xxviii., t. 18, f. 3). 
• Cracow Creek. [B.D.] 
Porcellia Pearsi, Eth. fil. Imperfect lateral impression, x 2. Great Star 
Biver Series. 
Do. Back with spiral strise, and elongated tubercles. X2. 
Murchisonia carinata, Etheridge. Posterior view of four whorls (after 
Etheridge, Quart. Journ. Qeol. Soc., xxviii., t. 18, f. 5). 
Don Biver. [B.D.] 
Naticopsis harpceformis, Etheridge. Fragment of a whorl (after Etheridge, 
Quart. Journ. Qeol. Soc., xxviii., t. 18, f. 6). [B.D.] 
Bellerophon stanvellensis, Eth. fil. Anterior view with portion of aperture, 
reflected inner lip, and alar expansion. Stanwell. 
Do. Side view. 
Do. Posterior view. 
Qoniatites, sp. ind. Fractured specimen showing inner whorls, and septa 
Bockhampton District. 
Do. Part of back of the same specimen, with spiral strise, and 
growth-varex. Bockhampton. 
Pleurotomaria carinata, Etheridge. An internal cast, probably distorted 
(after Etheridge, Quart. Journ. Qeol. Soc., xxviii., 1. 15, f. 6). 
Gympie. [B.D.] 
Loxonema, sp. ind. Posterior view. Stanwell. 
