SB Nation's Detroit Lions blog, Pride Of Detroit, is keeping tabs on all the undrafted dudes reportedly signed by the team since the conclusion of the NFL Draft. Here's a look:
FB Matt Clapp - Oklahoma (Source: Aaron Wilson)
WR Michael Moore - Georgia (Source: John Niyo)
DT Robert Callaway - Saginaw Valley State (Source: John Niyo)
LB Ryan Stamper - Florida (Source: OnlyGators.com)
CB Aaron Berry - Pittsburgh (Source: The Patriot-News, which reports that he also had offers from the Jets, 49ers, and Raiders)
These signings aren't official yet. For updates on these and other signings, as well as all things Lions, check out Pride of Detroit.