Macrostomus limbipennis

Rafael, José Albertino & Cumming, Jeffrey M., 2012, Revision of the genus Macrostomus Wiedemann (Diptera, Empididae, Empidinae). III. The limbipennis species-group, Zootaxa 3361, pp. 45-55: 46

publication ID

http://doi.org/ 10.5281/zenodo.281632

persistent identifier

http://treatment.plazi.org/id/03E59A56-FF90-FF85-FF7B-FA2D66F4A883

treatment provided by

Plazi

scientific name

Macrostomus limbipennis
status

 

Key to species of the M. limbipennis  species-group (male specimens).

1. Fore tarsomere 1 swollen ( Fig. 1View FIGURES 1 – 11); wing entirely hyaline with inconspicuous pterostigma ( Fig. 4View FIGURES 1 – 11)....... M. inflatus  , sp. nov.

– Fore tarsomere 1 normal ( Fig. 12View FIGURES 12 – 19); wing with costal and distal margin or only distal margins distinctly infuscated ( Figs. 15, 16View FIGURES 12 – 19, 35View FIGURES 32 – 38)................................................................................................. 2

2. Postgenal and antepronotal setae as strong as dorsal thoracic setae; hypandrium somewhat narrow at apex, subequal in diameter along its length ( Fig. 19View FIGURES 12 – 19)............................................................................. 3

– Postgenal and antepronotal setae weaker than dorsal thoracic setae; hypandrium distinctly wider at apex ( Figs. 31View FIGURES 26 – 31, 38View FIGURES 32 – 38)..... 4

3. Tergite 8 humped with microspinulose lateral expansion ( Figs 17, 18View FIGURES 12 – 19); apex of posterior cercus wide ( Fig. 18View FIGURES 12 – 19); cell dm slightly acute ( Figs. 15, 16View FIGURES 12 – 19).................................................................. M. limbipennis (Bezzi) 

– Tergite 8 not humped, without microspinulose lateral expansion; apex of posterior cercus narrow; cell dm truncate...................................................................................... M. penai Rafael & Cumming 

4. Tergite 8 with wide median projection at distal margin ( Fig. 29View FIGURES 26 – 31); hypandrium with apex approximately twice basal width ( Fig. 31View FIGURES 26 – 31)............................................................................ M. nigriventris (Macquart) 

– Tergite 8 with acute median projection at distal margin ( Fig. 36View FIGURES 32 – 38); hypandrium with apex approximately three times basal width ( Fig. 38View FIGURES 32 – 38)............................................................................... M. nitidus  sp. nov.

Kingdom

Animalia

Phylum

Arthropoda

Class

Insecta

Order

Diptera

Family

Empididae

Genus

Macrostomus