In the walls were distinct impressions of fucoids and lycopodites.
Professor Liedenbrock could not be mistaken, I thought, and yet he pushed on, with, I suppose, his eyes resolutely shut.
This was only invincible obstinacy.

I could hold out no longer.

I picked up a perfectly formed shell, which had belonged to an animal not unlike the woodlouse: then, joining my uncle, I said: "Look at this!" "Very well," said he quietly, "it is the shell of a crustacean, of an extinct species called a trilobite.

Nothing more." "But don't you conclude-- ?" "Just what you conclude yourself.

Yes; I do, perfectly.