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  1. Answer one or more questions on right by clicking checkboxes. It's okay to check multiple boxes. Then click any 'search' button.
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Discover Life 8 kinds match:
Dufourea marginata  [popup] female
Dufourea marginata  [popup] male
Dufourea maura  [popup] female
Dufourea maura  [popup] male
Dufourea monardae  [popup] female
Dufourea monardae  [popup] male
Dufourea novaeangliae  [popup] female
Dufourea novaeangliae  [popup] male


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REMAINING (number with state)
Female, head, length vs width - Width measured as distance between outer edges of eyes and length measured as distance from vertex margin to rim of clypeus
 Distinctly LONGER than wide (2)
 WIDER than long (2)
Front wing, point at which 2nd recurrent vein joins 2nd submarginal cell
 Joining well inside the cell, at least 2 full vein widths in from the outer vein of the 2nd submarginal cell (6)
 Joining at the extreme outer edge of the cell, the 2nd recurrent vein joining less than one vein width in from the outer vein of the 2nd submarginal cell (2)
Male, abdomen, S6, rim
 LACKING a projection in the middle that extends past the thin, clear rim (2)
 WITH a central, long, spine-like projection EXTENDING WELL PAST the thin, clear rim (1)
 With a large, ventrally directed and laterally flattened projection covered in long black hairs (1)
Sex, number of antennal segments
 Female, 12 (4)
 Male, 13 (4)
State or province where bee was collected
 MI (8)
 DC (6)
 DE (6)
 IL (6)
 IN (6)
 KY (6)
 MD (6)
 NJ (6)
 NY (6)
 OH (6)
 PA (6)
 VA (6)
 WI (6)
 WV (6)
 NC (4)
 SC (4)
 TN (4)
 AL (2)
 CT (2)
 FL (2)
 GA (2)
 MA (2)
 ME (2)
 MS (2)
 NH (2)
 RI (2)
 SD (2)
 VT (2)
Thorax, upper side, color of hair
 Brown to black (3)
 Pale (2)