Moving (Edit #1)

[burrealist]

We buried revenants in the sand of an ancient dune There's a lot of words here! This reminds me of the Leo D. film, Revenants.
    and then abandoned them. 

Adjacently is an inverted spiral I have trouble reading "Adjacently". "An adjacent, inverted spiral" seems to work better. Otherwise, I would suggest figuring new ways to describe what an adjacent spiral looks like.
    filling slowly with water,
    a large sand bowl spring fed yet dry.
How long, how much water until
    you can float?
    If you lie supine
    hold your breath in, 
    be still, maybe you can rise
    but not turn over. What are you suggesting here? Drowning? Ascension?

A disturbingly large bird stilt-walks
     along the sand. This gives a nice, surreal image.
It recurves its long sinuous neck 
     so its eyelashed dark eye closes to yours, I think you can eliminate "dark" for a better effect.
     inquisitive of your motive.

Check your phrasing here and there. Otherwise, you really challenge yourself using collegiate words. This is an impressive skill.