6 kinds match:

Protandrena abdominalis  [popup] female

Protandrena abdominalis  [popup] male

Protandrena bancrofti  [popup] female

Protandrena bancrofti  [popup] male

Protandrena cockerelli  [popup] female

Protandrena cockerelli  [popup] male SEE MAP TO REPORT: check box next to kind above add note below, if desired click submit note

REMAINING (number with state)
Female, head, yellow markings in between clypeus and the eye
 Absent (1)
 Present, Not extending to inner margins of the eyes (1)
 Present, extending to touch the inner margins of the eyes (1)
Male, hind tibia, color
 Yellow, at least in part (2)
 All dark (1)
Male, labrum, color
 Black (2)
 Yellow (2)
Male, mandibles, color
 All black (2)
 Yellow, at least in part (1)
Sex, number of antennal segments
 Female, 12 (3)
 Male, 13 (3)
State or province where bee was collected
 IL (4)
 IN (4)
 MI (4)
 WI (4)
 AL (2)
 DC (2)
 DE (2)
 FL (2)
 GA (2)
 MD (2)
 MS (2)
 NC (2)
 NJ (2)
 PA (2)
 SC (2)
 SD (2)
 VA (2)
 WV (2)