A zucchino is a small marrow, but there can be no connection with Shelley’s ‘The Zucca’, which was not drafted until 1821.

...West Antarctican part of Gondwanaland are very informative.

He had much prudence, much conscientiousness, and there were occasions when these virtues were the cause of overmuch disquietude in him.

John's bet was a bluff: he bet without even so much as a pair.