Naming
These three subspecies belong to the species ''Sphaeroderus stenostomus'':⤷ ''Sphaeroderus stenostomus aequalis'' Casey, 1920 c g
⤷ ''Sphaeroderus stenostomus lecontei'' Dejean, 1826 i c g b
⤷ ''Sphaeroderus stenostomus stenostomus'' i c g b
Data sources: i = ITIS, c = Catalogue of Life, g = GBIF, b = Bugguide.net
References:
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