Abdomen, T1, depressed apical rim | Head, clypeus, color | Head, labrum, color | Head, mandibles, color | Head, scape, color | Head, supraclypeal area, color | P. helianthi vs. all | P. rugosus vs. all | State or province where bee was collected | Thorax, scutum, type of hair

Check boxes for all that apply. If uncertain, skip character or select several states. Then click on any search button.
Navigate with above index or scroll bar.

Number scored for a state is in green.

1. P. rugosus vs. all    [Explain]

14Head, vertex, a noticeable bump between each eye and the rear edge of vertex ABSENT, area normal, smoothly rounded from eye to back of head    1Head, vertex, a noticeable bump between each eye and the rear edge of vertex PRESENT   

2. P. helianthi vs. all    [Explain]

14DEFUALT option, choose this option first to select only well known species    1RARE bee, mark this option ONLY if you are having trouble resolving the guide   

3. State or province where bee was collected    [Explain]

10AL    13CT    14DC    14DE    10FL    13GA    14IL    14IN    15KY    13MA    14MD    4ME    13MI    10MS    14NC    4NH    13NJ    13NY    2New Brunswick    1Newfoundland and Labrador    2Nova Scotia    14OH    13Ontario    14PA    2Prince Edward Island    4Quebec    13RI    14SC    14TN    14VA    4VT    14WI    14WV   

4. Head, clypeus, color    [Explain]

4Entirely YELLOW, even on the far sides of the rim    1Mostly BLACK with a yellow spot in the center    13Mostly YELLOW, with only the far sides of the apical rim black   

5. Head, supraclypeal area, color    [Explain]

3At least half of area a SOLID YELLOW BLOCK    9Entirely BLACK    5Mostly black with SMALL AMOUNT of YELLOW, usually along clypeal suture   

6. Head, mandibles, color    [Explain]

3Entirely BLACK    11Entirely or mostly YELLOW   

7. Head, labrum, color    [Explain]

3Entirely BLACK    9Entirely or mostly YELLOW    8Only labral process more or less yellow, area to either side of the process black   

8. Head, scape, color    [Explain]

12Entirely BLACK    4Mostly black with some YELLOW   

9. Thorax, scutum, type of hair    [Explain]

6Hair erect, standing straight up or nearly so, generally of medium length    6Hair suberrect, very short, appearing as if parted and combed away from the midline    3Lacking hair   

10. Abdomen, T1, depressed apical rim    [Explain]

5Pitted or textured as if with tiny, round, pebbles    12Shiny, not pitted or texturized