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ISSN: 2653-4649 (Online)
Australian Journal of

Taxonomy
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Taxonomic revision of the Australian native bee subgenus Callalictus (Hymenoptera: Halictidae: Halictini: genus Lasioglossum)
Kenneth L. Walker
Author details ⏷
Kenneth L. Walker
Museums Victoria, PO Box 666, Melbourne, Vic. 3001, Australia
Abstract
The Australian Lasioglossum Curtis 1833 subgenus Callalictus Michener 1965 is revised. Of the eight available names listed by Michener (1965), four are placed in synonymy and one species is recombined into Lasioglossum (Austrevylaeus Michener 1965) providing three valid species for the subgenus Callalictus.
New synonymies and valid and recombined names proposed for Lasioglossum (Callalictus) are as follows: Lasioglossum (Callalictus) tooloomense (Cockerell 1929a) syn. nov. = Lasioglossum (Callalictus) aurantiacum (Cockerell 1916); Lasioglossum (Callalictus) ruficolle (Friese 1924) syn. nov., Lasioglossum (Callalictus) rufocollare (Cockerell 1930) syn. nov. and Lasioglossum (Callalictus) anomalum (Rayment 1935) syn. nov. = Lasioglossum (Callalictus) callomelittinum (Cockerell 1910); Lasioglossum (Callalictus) musgravei (Cockerell 1929b) is valid; and, Lasioglossum (Callalictus) contaminatum (Cockerell, 1929b) comb. nov. is moved to Lasioglossum (Austrevylaeus) contaminatum. Males of two Callalictus species have highly modified fore and mid tarsal segments.
All valid species are redescribed, and keys to both sexes, montaged diagnostic images and distribution maps are provided to assist with species identifications.
Cite this paper as: Walker KL (2022). Taxonomic revision of the Australian native bee subgenus Callalictus (Hymenoptera: Halictidae: Halictini: genus Lasioglossum). Australian Journal of Taxonomy 7: 1–19. doi: https://doi.org/10.54102/ajt.mk64x
This paper was published on: 22/9/2022