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Andrena elongatula Viereck, 1917
Life   Insecta   Hymenoptera   Apoidea   Andrenidae   Andrena

Overview
Reprinted from Viereck, H.L. 1917. New Species of North American Bees of the Genus Andrena Contained in the Collections ofthe Academy of Natural Sciences of Philadelphia. Transactions of the American Entomological Society 43: 365-407. The copyright on this work has expired.

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TYPE. — No. 4056, The Academy of Natural Sciences of Philadelphia.

TYPE LOCALITY. — Southern California. (H. K. Morrison.) Has characters in common with A. (A.) subaustralis Cockerell.

MALE. — Length 12 mm.; body black, mostly covered with whitish hair; head with its facial line : transfacial line : : 48:83, axial line : temporal line : : 38:24, temples produced, trapezoidal, the angle apparently opposite middle of eye, malar fine : joint 3 of antennae :: 1:9, elevated portion of malar space virtually-wanting, head covered with whitish hairs except along the inner eye margin, upper eye margin, and outer eye margin above middle of temples and on upper half of front where the hairs are black or blackish or dark brown, front indistinctly punctured, dullish, finely longitudinally striate except for the narrow fovea along the upper half of the inner eye margin, ocellocular line : ocelloccipital fine :: 19: 7, face shiny, distinctly punctured, its punctures from adjoining to three or four puncture widths apart, clypeus slightly convex nearly planate, not so shiny or so distinctly punctured as the face, not especially elevated directly above the apical margin, clypearea wanting, sculpture of the clypeus virtually hidden b}' the moustache, dullish, finely reticulated and with adjoining punctures, labrarea broadly truncate, polished, its width at base : greatest length :: 13: 5, width at apex : length down the middle :: 8: 5, labrarea impressed and at base nearly as wide as the labrum, the latter with a fringe of golden hairs, joint 3 of antennae : 4: : 9:8, joint 4 with its length : thickness :: 6: 7, joints 5-7 approximately one and one-half times as long as thick, dullish, flagel almost straight in outline, antennae presumably blackish throughout, mandibles nearly typical, rather slender, apparently extending a little beyond the outer edge of the labrum, black except for the apex and inner margin which are dull dark reddish, palpi nearly typical; thorax covered with an abundance of whitish hairs, hairs of dorsulum seemingly a little shorter than hair of mesopleura and with an ochreous tinge, dorsulum dullish, finely reticulated and not appreciably punctured, notauli represented by a dullish line, mesopleura dullish with whitish hairs throughout, finely reticulated and with ill-defined punctures that are mostly three or more puncture widths apart, scutel hairy and sculptured like the dorsulum, metanotum hairy and sculptured apparently like the dorsulum, tegulae dark brown, polished, wing base mostly blackish and dark brown, subcosta blackish, stigma yellowing stramineous with a blackish tinge, first recurrent vein received by the second submarginal cell a little before the middle and a little farther from the first transverse cubitus than the first transverse cubitus is from the stigma on the radial vein, nervulus almost exactly interstitial, forming an acute angle with the first abscissa of the discoidal vein, veins dull brownish stramineous, membrane uniformly tinged with brown, legs blackish excepting the tarsi and hind tibiae which are rather blackish brown, legs covered with whitish and golden hairs, hind metatarsi at most hardly wider than mid metatarsi and nearly half as wide as hind tibiae at apex of the latter; propodeum with its enclosure rather well defined, with irregular rugae on basal half, finely reticulated on apical half, rounded off at apex, rest of upper face sculptured somewhat like the mesopleura, propodeal pleura sculptured, partly, apparently like the mesopleura, the sculpture nearly hidden by the uniformly distributed whitish hairs; abdomen with its tergum shiny, blackish brown, almost polished, finely reticulated and indistinctly punctured, the punctures mostly three or four puncture widths apart, first tergite with erect whitish hairs, second tergite with appressed whitish hairs, second tergite with its elevated portion down the middle : depressed portion : : 20: 6, third and following tergites with brownish appressed hairs on the elevated portion, tergites with a pale brownish stramineous margin, anal process narrow, almost parallel sided and irregularly truncate at apex, tergum with rather inconspicuous hairs that are supplemented on the sides of the third and following tergites by thin golden apical hair bands, hair at apex of abdomen seal brown.

Names
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