April 2-3, 1994 - 1st state record
(Male); Busch CA, St. Charles Co.; Jack Van Benthuysen, Richard Anderson et al; 7th Annual MBRC Report and 8th Annual MBRC Report corrigenda, 1994-13.

April 19-21, 2013 - 2nd state record
(Male); Sumner, Chariton Co. Allen Smith (documentation with photographs), Paul McKenzie (documentation), Larry Beason, Steve Kinder, Terry McNeely, Brad Jacobs. 26th Annual MBRC Report, 2013-28. First located by Amara Weiss.

Photographed here, 20 April 2013, by Allen Smith