Lasioglossum, Curtis, 1933

Gibbs, Jason, 2018, Bees of the genus Lasioglossum (Hymenoptera: Halictidae) from Greater Puerto Rico, West Indies, European Journal of Taxonomy 400, pp. 1-57 : 50-51

publication ID	https://doi.org/ 10.5852/ejt.2018.400
publication LSID	lsid:zoobank.org:pub:EFE95F68-5FA1-4D95-A911-A8BCAFAFCEEF
DOI	https://doi.org/10.5281/zenodo.5184997
persistent identifier	https://treatment.plazi.org/id/03F00D28-AB3C-FFB4-83E8-F9B0FAF2FA8E
treatment provided by	Plazi
scientific name	Lasioglossum
status

Treatment

Key to Puerto Rican Lasioglossum View in CoL View at ENA

1 Head and mesosoma brilliant metallic green to purple (subgenus Habralictellus) ( Figs 24– 25 View Fig. 24 View Fig. 25 ); female T1 without appressed hairs on anterior surface ( Fig. 27C View Fig. 27 ); male inner metatibial spur pectinate; male genitalia without retrorse lobe ( Fig 4C View Fig. 4 )...................................................2

– Head and mesosoma dull metallic blue to golden green (subgenus Dialictus ); female T1 with appressed hairs on anterior surface ( Fig. 2C View Fig. 2 ); male inner metatibial spur ciliate; male genitalia with retrorse lobe ( Fig. 4A–B, D–F View Fig. 4 )...........................................................3

2 Face distinctly longer than broad (length/width ratio =1.04–1.06) ( Figs 24A View Fig. 24 , 25A View Fig. 25 ); three submarginal cells; mesoscutum densely punctate ( Fig. 24C View Fig. 24 ) .............. L. eickwortellum ( Engel, 2001) View in CoL

– Face distinctly wider than long (length/width ratio= 0.87–0.88) ( Figs 27A View Fig. 27 , 28A View Fig. 28 ); two submarginal cells; mesoscutum sparsely punctate ( Fig. 27C View Fig. 27 ) .............. L. rufopanticis ( Engel, 2001)

3 Metasoma metallic; mesepisternum rugose; head relatively long (length/width ratio=0.99–1.01) ( Figs 15A View Fig. 15 , 16A View Fig. 16 ) ............................................................................................. L. ferrerii ( Baker, 1906) View in CoL

– Metasoma brown; mesepisternum punctate or if rugose then head wide (length/width ratio =0.89–0.94) ( Figs 18A View Fig. 18 , 19A View Fig. 19 )..................................................................................................4

4 Mesepisternum smooth, sparsely punctate; female with dorsally interrupted T1 setal fan; male with long setose tufts on S4–S5 visible dorsally ( Fig. 22D View Fig. 22 ), S6 broadly emarginated .................. ................................................................................................................ L. gundlachii ( Baker, 1906) View in CoL

– Mesepisternum punctate to rugose; female with complete T1 setal fan ( Fig. 18C View Fig. 18 ); male sterna not as above....................................................................................................................................5

5 Tegula enlarged, forming posterior angle ( Figs 9C View Fig. 9 , 12C View Fig. 12 ); mesoscutum finely punctate............6

– Tegula ovoid ( Fig. 2A View Fig. 2 ); mesoscutum relatively coarsely punctate................................................7

6 Female supraclypeal area with punctures distinct; female propodeum with carinulate or rugulose dorsolateral slopes; female metasoma brown with pale apical margins; male mesepisternum interspaces shiny, polished .................................................................................... L. enatum sp. nov.

– Female supraclypeal area with punctures obscure; female propodeum with smooth-imbricate dorsolateral slopes; female metasoma entirely pale orange; male mesepisternum interspaces dull due to microsculpture (Mona Island) .................................................................. L. monense sp. nov.

7 Female mesepisternum rugose, T1–T2 without tomentose patches basolaterally; male mesepisternum reticulate-rugose ...................................................................................... L. genaroi sp. nov.

– Female mesepisternum punctate-reticulate, T1–T2 with tomentose patches basolaterally; male mesepisternum punctate...................................................................................................................8

8 Female mesepisternum interspaces dull due to microsculpture; both sexes with dark tegula ....... .......................................................................................................................... L. dispersum sp. nov.

– Female mesepisternum interspaces polished, shiny; both sexes with pale tegula (Mona Island) .. ................................................................................................................................ L. amona sp. nov.