The Medals of Creation, Volumes 1 and 2 / First Lessons in Geology and the Study of Organic Remains

by Gideon Algernon Mantell

---------------, on Lepidosteus, [616]

X.

Xanthidium, [91].

Xiphodon, [790].

Y.

Yorkshire, [226], [227], [268], [305], [427], [465], [477], [519], [595], [608].

--------- oolite, [27].

Z.

Zamiæ, [150].

Zamites crassus, [155].