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CHAP. VI.
MESOZOIC STRATA.
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6. Trigonia costata. Sowerby. From the lower and middle oolite formations.
7. Mya V_scripta. Sowerby. From the lias, lower and middle oolite formations.
8. Pterophyllum comptum. Phillips. From the carboniferous shales of the lower oolite series near Scarborough.
9. Cicians inter media. Fleming. From the middle oolite formation.
10 Gervillia acuta. Sowerby. From the lower oolite formation. (Goldfuss thinks it a different species.)
11. Vertebra of plesiosaurus. From the lias.
12. Ammonites calloviensis. Sowerby. From the Kelloway rock and Oxford clay.
13. Terebratula acuta. Sowerby. From the marlstone beds in the lias, &c.
14. Kerinea cingenda. Voltz. From the lower oolite formation.
