Abdomen, T2 and T3, transverse grooves | Abdomen, T2, presence or absence of a pit-like groove or depression found 1/2 way between center and sides | Head, cheek, presence or absence of a shallow depression located just below the eye and above the hypostomal carina, and associated hairs | Legs, color | State or province where bee was collected | Subgenus | Thorax, axillae, length - Caution, simply eye-balling it can be misleading | Thorax, metanotum, presence and pattern of bright white, short, appressed, matted hairs | Thorax, scutellum, presence and pattern of bright white, short, appressed, matted hairs on the narrow, rear, vertical surface

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Number scored for a state is in green.
1. State or province where bee was collected    [Explain]

16AL    12CT    16DC    15DE    18FL    21GA    17IL    17IN    17KY    12MA    16MD    10ME    11MI    17MS    20NC    9NH    16NJ    16NY    5New Brunswick    2Newfoundland and Labrador    6Nova Scotia    16OH    11Ontario    16PA    4Prince Edward Island    11Quebec    12RI    20SC    16TN    19VA    10VT    14WI    16WV   
2. Legs, color

14Brown/Black    17Orange/red   
3. Thorax, scutellum, presence and pattern of bright white, short, appressed, matted hairs on the narrow, rear, vertical surface    [Explain]

13Absent    16Present   


4. Thorax, metanotum, presence and pattern of bright white, short, appressed, matted hairs    [Explain]

13Absent    2Present evenly across half or more of the section    13Present only or dominantly in the center of section   



5. Abdomen, T2 and T3, transverse grooves

4Continuous across 2nd segment, although some may appear to be minutely medially interrupted, present on the 3rd segement but absent from a wide section medially    17Continuous across both segments    11Present but widely medially interrupted on both segments   



6. Abdomen, T2, presence or absence of a pit-like groove or depression found 1/2 way between center and sides

19Absent    2Present, DEEP but SMALL and INCONSPICUOUS, no larger than 2 to 4 tergal pits joined together, shaped as a small jelly bean    6Present, deep, elongate, and NARROW as a grain of RICE, quite obvious, may be pitted internally    4Present, very SHALLOW and pitted internally, OVAL shaped    1Present,elongate, narrowed to mere SLITS   





7. Head, cheek, presence or absence of a shallow depression located just below the eye and above the hypostomal carina, and associated hairs

2Absent, area evenly flattened, not depressed, hypostomal carina weak    8Present and filled with short, fur like hair    8Present but bare, lacking hair    13Present with a brush, or line of short hairs set just inside upper edge of depression    4Present, upper inner portion filled with long hairs as just below the eye or on the mandible   





8. Thorax, axillae, length - Caution, simply eye-balling it can be misleading

11Extending past the rim of scutellum    20Not extending past the rim of scutellum    1Reduced such that axilla are not sharply pointed and do not pull away from scutellum   



9. Subgenus

1Acrocoelioxys    1Allocoelioxys    12Boreocoelioxys    3Coelioxys    2Cyrtocoelioxys    1Glyptocoelioxys    1Haplocoelioxys    1Neocoelioxys    3Synocoelioxys    5Xerocoelioxys