I hate to take up this forum with currency since it specifically says U.S. Coins and I won't make a habit out of posting here, but I hate to sit on the side and watch someone get taken advantage of. This group of bills are horrible replicas. All 5 notes are fakes.
EDIT: Just realized there's only an hour left on the auction, unfortunately. Hopefully nobody bids them any higher..
http://www.ebay.com/itm/1862-SERIES...141912851578For comparison purposes...
Real:

Fake notes in listing:
