Lasioglossum (Dialictus) carlinvillense Gibbs

Gibbs, Jason, 2011, Revision of the metallic Lasioglossum (Dialictus) of eastern North America (Hymenoptera: Halictidae: Halictini), Zootaxa 3073, pp. 1-216 : 65

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).

Figures

FIGURE 7. Tegula (A) punctate, enlarged, punctate with posterior angle (B) ovoid, without posterior angle (L. nymphaearum). (From Gibbs 2010 b).