Revision of the metallic Lasioglossum (Dialictus) of eastern North America (Hymenoptera: Halictidae: Halictini) Author Gibbs, Jason text Zootaxa 2011 2011-10-28 3073 1 216 journal article 31531 10.5281/zenodo.1049595 1a985cc7-af57-45e9-a988-c3beda3c15b4 1175-5326 1049595 B5AF6DF4-D3A7-4942-A94F-CC051D8074CF Lasioglossum ( Dialictus ) carlinvillense Gibbs Lasioglossum ( Dialictus ) carlinvillense Gibbs, 2009a : 28 . Ƥ. Holotype . Ƥ USA , Illinois, Macoupin Co., E of Carlinville, N39.2787 W89.7961 , 25.vi.2006 (J. Gibbs & C. Sheffield); [ PCYU ]. Examined. Diagnosis. Female L . carlinvillense are recognisable by the diagnostic combination of tegula enlarged, strongly punctate with distinct posterior angle ( Fig. 7 A), and inner metatibial spur with 2 branches (not including the apex of the rachis). They are most similar to L . tegulare , which has 3 or 4 branches on the inner metatibial spur. Male unknown. Range. Illinois. DNA Barcode. Available. Multiple sequences. Comments. Rare. Lasioglossum carlinvillense has not been commonly collected and may be a primarily Midwestern species (see Gibbs 2009a ).