1912] Cockerell — New Bees from Brazil 41 



Wings. Length 5 mm. Infuscated; veins fuscous, except sub costa, whicli is 

 piceous; stigma piceous. 



Male. Length 3 mm. Head, excluding mandibles, broader than long, margin 

 of occiput slightly concave; mandibles well developed, toothless; clj'peus shghtly 

 convex, anterior border slightly accuate; eyes very large and convex; ocelU large; 

 cheeks short; antennae long, extending to second abdominal segment; scape short, 

 barely extending to occiput; first funicular joint as broad as long, second three 

 times length of first, joints 3-11 sub-equal, each about twice the length of first; 

 terminal I5 as long as the preceding joint. Pronotum small, with convex sides. 

 Mesonotum broad. Epinotum rounded above, with small tubercle at base of de- 

 clivity. Petiole short; node thickened, short, rounded in front, nearly flat behind. 

 Gaster short, much broader than deep. Legs slender. 



Head and thorax opaque, coarsely punctate. Gaster shining. Head and tho- 

 rax with abundant, erect fuscous pile. Gaster with semi-erect white pile. An- 

 tenna? with fine white pubescence. 



Color black, except tarsal joints, which are fuscous. Genitalia yellow. Wings 

 slightly infuscated, veins fuscous. 



THE STANFORD EXPEDITION TO BRAZIL, 1911. 



J. C. Branner, Chief. 



NEW BEES FROM BRAZIL. 



By T. D. a. Cockerell. 

 The University of Colorado, Boulder, Colo. 



Eulsema manni sp. nov. 



Male. Length about 19 mm.; anterior wing 16 mm.; facial quadrangle much 

 longer than broad; cljTJeus high, broadly hollowed (not in the least keeled) in the 

 middle, with a smooth band, boimded on each side by densely punctured regions; 

 this central basin of the clypeus is boimded on each side by obtuse but well-devel- 

 oped longitudinal keels or ridges; labrum tricarinate; a large punctured basin 

 below middle ocellus, the sides of which are continued below as an elevation 

 (grooved in the middle) dowTi middle of supraclj'peal area; third antennal joint 

 longer than fourth, but not nearly twice as long; mesothorax anteriorly dull, densely 

 and minutely pmictured, posteriorly shining in middle; scutellum shining, with 

 very minute and feeble punctures, and scattered larger ones; abdomen finely gran- 

 ular; middle basitarsi long, with a rounded lobe behind at upper end; hind tibiae 

 greatly incrassate, the protuberances above the spurs small, but the apical half of 

 the posterior side strongly grooved, and ending in three spines or teeth, of which 

 the outer two are much nearest together; hind basitarsi produced to a sharp angle 

 at apex; second s. m. very broad, receiving first r. n. at about the beginning of its 



