Dude, where's my hoss?

Robert Lowell : roundhead playing cavalier badly (crabby)
Hart Crane : cavalier playing roundhead badly (fails)
Elizabeth Bishop : roundhead given cavalier bequest, makes most of it (likes opera, won't sing)
Marianne Moore : roundhead overthrowing cavalier for hell of it (in cavalier hat - wants to be cavalier)
John Ashbery : blase roundhead easily mimicking cavalier
John Berryman : revolutionary Finn Lapp; pox on both your houses