Another of these creatures is asked if it has "since /
In a fairy tale by Giambattista Basile, an ogre corrected identifies the skin of one of these things, which titles a Georges Feydeau play in which Raymonde Chandebiese tests the fidelity of her husband, Victor Emmanuel.  In Endgame, Hamm says that one of these creatures must be caught because "humanity might start from there all over again." Yevgeny Zamaytin's most successful play was named after this kind of creature. In The Clouds, a disciple of Socrates tells Strepsiades of how Socrates came up with a way to measure (*) the distance traversed by one of these beings. One of these beings is fitted with horseshoes by Cross-eyed Lefty from Tula in a Nikolai Leskov short story. Another of these creatures is asked if it has "since / Purpled thy nail in blood of innocence?" in Songs and Sonnets. For 10 points, name this insect which sucked the blood of a woman and then the blood of John Donne.
In a fairy tale by Giambattista Basile, an ogre corrected identifies the skin of one of these things, which titles a Georges Feydeau play in which Raymonde Chandebiese tests the fidelity of her husband, Victor Emmanuel.  
fleas