Acerocnema, Becker, 1894

Chagnon, Marie-Eve & Sinclair, Bradley J., 2021, Revision of Nearctic species of Acerocnema Becker (Diptera: Scathophagidae), Zootaxa 4952 (3), pp. 523-539 : 525

publication ID

https://doi.org/ 10.11646/zootaxa.4952.3.5

publication LSID

lsid:zoobank.org:pub:D519FEBE-93EF-41C5-BB5B-BB4E2FDD0F56

DOI

https://doi.org/10.5281/zenodo.4701433

persistent identifier

https://treatment.plazi.org/id/DC623E0E-FF90-FFF9-CDFC-A2D6E59CFDCF

treatment provided by

Plazi

scientific name

Acerocnema
status

 

Key to Nearctic species of Acerocnema View in CoL View at ENA

1 Yellow; abdomen in both sexes with brownish fascia at posterior margin of each tergite ( Figs 17 View FIGURES 15–18 , 21 View FIGURES 19–22 )................................................................................................. Acerocnema rufula (Curran) View in CoL

- Black or dark brown; male abdomen black or dark brown ( Figs 15–18 View FIGURES 15–18 ); female abdomen dark brown or yellowish with black fascia medially ( Figs 19, 21, 22 View FIGURES 19–22 )......................................................................... 2

2 Vein R 1 with several apical dorsal setulae; male abdomen black to pale brown ( Fig. 15 View FIGURES 15–18 ); female abdomen with black fascia medially ( Fig. 19 View FIGURES 19–22 )......................................................... Acerocnema fasciventris (Malloch) View in CoL

- Vein R 1 without apical dorsal setulae; male and female abdomen black, rarely with black fascia medially ( Figs 20, 22 View FIGURES 19–22 )..... 3

3 Scutum with 3 dorsocentrals; male postpedicel yellow ( Fig. 16 View FIGURES 15–18 ); female postpedicel sometimes spotted black, at least base yellow ( Fig. 20 View FIGURES 19–22 ); scutum with pair of shiny vittae on posterior half........................... Acerocnema merga View in CoL sp. nov.

- Scutum with 5 dorsocentrals; postpedicel completely black in both sexes ( Figs 15 View FIGURES 15–18 , 19 View FIGURES 19–22 ); scutum without shiny vittae..................................................................................... Acerocnema vanga View in CoL sp. nov.

Kingdom

Animalia

Phylum

Arthropoda

Class

Insecta

Order

Diptera

Family

Scathophagidae

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