Opening my partially-full Maytag dishwasher I found a gunky plastic part sitting on the top rack. Examining the dishwasher I can’t figure out where it might possibly go. Any ideas?

![picture of bottom][1]

![picture of top][2]


  [1]: https://i.sstatic.net/bpI0J.jpg
  [2]: https://i.sstatic.net/Wk6zI.jpg