Dumas and Marques also speak of the swallowing of leeches.

Colter reports a case in which beetles were vomited.

Wright remarks on Banon's case of fresh-water shrimps passed from the human intestine.

Dalton, Dickman, and others, have discussed the possibility of a slug living in the stomach of man.

Pichells speaks of a case in which beetles were expelled from the stomach; and Pigault gives an account of a living lizard expelled by vomiting.