Callibaetis genus
family: Small Minnow Mayflies
Pryor, Mayes County, OK
4/29/2013

Callibaetis floridanus
family: Small Minnow Mayflies
Pryor, Mayes County, OK
Size: 8.5 mm
4/25/2014

Callibaetis pictus
family: Small Minnow Mayflies
Pryor, Mayes County, OK
Size: 7 mm
8/27/2019