Lasioglossum (Dialictus)
publication ID |
https://doi.org/ 10.5281/zenodo.1049595 |
publication LSID |
lsid:zoobank.org:pub:B5AF6DF4-D3A7-4942-A94F-CC051D8074CF |
persistent identifier |
https://treatment.plazi.org/id/9A5987DB-A70F-FFAD-0A97-8DEBFA4C01CC |
treatment provided by |
Plazi |
scientific name |
Lasioglossum (Dialictus) |
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Key to male metallic Lasioglossum (Dialictus) View in CoL of eastern North America
1. Tegula ovoid with at most weak posterior angle, usually obscurely punctate ( Fig. 7 View FIGURE 7 B)................................ 2
- Tegula enlarged with strong posterior angle, distinctly punctate ( Fig. 7 View FIGURE 7 A) (except obscurely punctate in L. surianae ; Fig. 203 View FIGURE 203 )................................................................................................... 92
2. Mesoscutal punctures sparse between parapsidal lines, interspaces greater than puncture diameter (i> d)................ 3
- Mesoscutal punctures dense between parapsidal lines, interspaces no greater than puncture diameter (i <d)............. 84
3. Clypeus with apical margin brown or reddish brown.......................................................... 4
- Clypeus with apical margin yellow....................................................................... 70 4. Pronotal ridge broadly rounded, not forming sharp angle...................................................... 5 - Pronotal ridge carinate or forming sharp angle.............................................................. 63 5. Forewing submarginal cells three (vein 1rs-m present) ( Fig. 5 View FIGURE 5 A)................................................ 6 - Forewing submarginal cells two (vein 1rs-m absent) ( Fig. 5 View FIGURE 5 B)................................................. 62 6. Mesepisternum impunctate.............................................................................. 7 - Mesepisternum distinctly punctate....................................................................... 41 7. Mesoscutal punctures fine to moderately coarse; mesepisternum rugulose or weakly rugose........................... 8 - Mesoscutal punctures very coarse; mesepisternum strongly rugose or reticulate................................... 37 8. T2 apical impressed areas impunctate or at most a few basal punctures ( Fig. 31 View FIGURE 31. T 2 B).................................. 9 - T2 apical impressed areas distinctly punctate ( Fig. 31 View FIGURE 31. T 2 A)...................................................... 31 9. Mesoscutal punctures dense laterad of parapsidal line (i≤d) ( Fig. 12 View FIGURE 12 B)........................................... 10 - Mesoscutal punctures sparse laterad of parapsidal line (i=1–3d) ( Fig. 12 View FIGURE 12 A)....................................... 28 10. Mesoscutum dull due to strong microsculpture including on submedial and posterior portions........................ 11 - Mesoscutum polished due to weak microsculpture at least on submedial and posterior portions....................... 21 11. Head elongate (length/width ratio> 1.06)................................................................. 12 - Head shorter (length/width ratio <1.03)................................................................... 17 12. Head very long (length/width ratio> 1.09); metapostnotal rugae weak, not reaching posterior margin.................. 13
No known copyright restrictions apply. See Agosti, D., Egloff, W., 2009. Taxonomic information exchange and copyright: the Plazi approach. BMC Research Notes 2009, 2:53 for further explanation.
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