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Lasioglossum merosum (Sandhouse, 1924)
Halictus (Chloralictus) merosus Sandhouse, 1924; Dialictus merosus (Sandhouse, 1924)

Life   Insecta   Hymenoptera   Apoidea   Halictidae   Lasioglossum
Subgenus: Dialictus


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Identification
Extracted from: Sandhouse G. A. New North American Species of Bees Belonging to the Genus Halictus (Chloralictus). No. 2532 - Proceedings U.S. National Museum. Vol. 65, Art. 19.

In this excerpt, Lasioglossum merosum is known as the now synonymized Halictus merosus.

Male. —About 5 mm. long; head and thorax dark blue; abdomen dark brown ; pubescence white. Facial quadrangle longer than broad
orbits converging sharply below; face quite densely pubescent; front with close, but shallow punctures; the punctures are more sparse below; second and third joints of equal length; flagellum dark testaceous; yellow-testaceous beneath; mandibles reddish. Thorax sparsely pubescent; mesothorax polished, with sparse, delicate punctures; scutellum delicately punctured, with two large, polished spots on the disk; disk of propodeum very dark blue,subcrescentic, shining, with a few irregular plicae reaching the apical margin; pleurae very rough; truncation distinct laterally; tegulae pale, impunctate. Abdomen ovate, shining; apical margins polished, testaceous; bases of segments sparsely pubescent. Wings yellowish; anterior wing 3.25 mm. long; stigma and nervures testaceous; second submarginal cell higher than broad, contracted about one-half above, receiving the. first recurrent nervure near the apex; third submarginal higher than broad, contracted above, more than twice as long as second on marginal. Legs dark brown, with dull white hairs; knees, tips of tibiae, and tarsi yellow.


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Updated: 2024-03-28 14:36:19 gmt
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