Reprinted with permission from: Mitchell, T.B. 1962 Bees of the Eastern United States. North Carolina Agricultural Experiment Station Technical Bulletin No. 152.
MALE—Length 8-9 mm.; lateral ocelli much nearer margin of vertex than to each other, slightly nearer each other than to eyes; cheeks considerably narrower than eyes, not distinctly carinate posteriorly; antennal scape somewhat swollen, apex deeply excavated and largely enclosing pedicel, basal segment of flagellum much shorter than segment 2, median segments considerably longer than broad; mandibles slender and simple; wings subhyaline, becoming narrowly infuscated apically, veins and stigma brownish-testaceous to piceous, with the usual three submarginal cells, 2nd very much broader anteriorly than 3rd, basal vein slightly basad of transverse median; tegulae yellowish-hyaline, shining and nearly impunctate; scutellum rounded, without a distinct median groove; front coxae not spined; hind femora unmodified; clypeus, labrum and mandibles yellow, and lateral face marks yellow ending narrowly on eye margin at level of antennae, head otherwise black; antennal scape yellow anteriorly, piceous posteriorly, flagellum testaceous beneath, more brownish above; thorax largely black, tubercles yellowish, pleura with a small anterior yellow maculation, scutellum ferruginous posteriorly; legs largely yellowish-testacous, hind femora largely piceous except toward apex, spurs pale yellow; basal abdominal tergum black across basal half, apical half yellowish-ferruginous; terga 2-5 with broad, transverse, yellow bands, these very narrowly interrupted by a red line on 2-4, apical areas more ferruginous; sterna ferruginous, each somewhat darker apically; head and thorax rather coarsely rugoso-punctate, but maculated areas of face more obscurely and finely sculptured; propodeum rather finely rugoso-punctate laterally, triangle of posterior face rather smooth below, becoming coarsely rugoso-reticulate along upper margin; punctures of abdominal terga minute and rather close, becoming somewhat more sparse and minute on impressed apical margins, rims narrowly impunctate; pubescence quite short but rather copious, faintly yellowish on head and thorax above, becoming white laterally and below, very thin and sparse on abdominal terga; pygidial plate narrow and elongate, tip narrowly but deeply incised, margins carinate, surface rather coarsely rugoso-punctate; sternum 8 with a slender apical process; gonocoxites of genital armature similar to bethunei (fig. 105).
TYPE S—Holotype: Male, Newago Co., Mich., May 13, 1956 (R. & K. Dreisbach) [author’s coil.]. Paratypes: MAINE: 1 male, Orono, May, 1936. MASSACHUSETTS: 1 male, Randolph, May 12, 1901 (Percy Gardner Bolster coil.). MICHIGAN: 2 males, Midland Co., May 4 & 8, 1943; 1 male, Kent Co., April 20, 1946; 1 male, Osceola Co., May 3, 1952.
Paratypes are in collections of the University of Maine, the Museum of Comparative Zoology, R. R. Dreisbach and the author.
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