Acerocnema Becker, 1894

Ozerov, A. L. & Krivosheina, M. G., 2023, Contribution to the fauna of dung flies (Diptera: Scathophagidae) of Russia with a key to genera and a checklist of the Russian Scathophagidae, Russian Entomological Journal 32 (1), pp. 95-122 : 97-98

Genus Acerocnema Becker, 1894

Figs 8, 9 , 52, 58 , 101–103 .

REMARKS. Diagnosis of the genus and a key for identification the species noted in Russia are given by Ozerov & Krivosheina [2018b]. There are 9 species in Russia (see checklist below).

5 6

Figs 1–6. Antenna, lateral view (1, 2) and palpus (3–6) of Scathophagidae : 1 — Cleigastra pilosa (Zetterstedt) ; 2 — Cordilura aemula (Collin) ; 3 — Leptopa filiformis (Zetterstedt) ; 4 — Cordilura remmi (Elberg) ; 5 — Cosmetopus dentimanus (Zetterstedt) ; 6 — Cosmetopus longus (Walker) . 1 — after Ozerov & Krivosheina, 2015, fig. 177; 2, 4 — after Ozerov & Krivosheina, 2020b, figs 4, 8.

Рис. 1–6. Усик, сбоку (1, 2) и Щупик (3–6) Scathophagidae : 1 — Cleigastra pilosa (Zetterstedt) ; 2 — Cordilura aemula (Collin) ; 3 — Leptopa filiformis (Zetterstedt) ; 4 — Cordilura remmi (Elberg) ; 5 — Cosmetopus dentimanus (Zetterstedt) ; 6 — Cosmetopus longus (Walker) . 1 — по Ozerov & Krivosheina, 2015, fig. 177; 2, 4 — по Ozerov & Krivosheina, 2020b, figs 4, 8.

Figures

Figs 7–12. Head of Scathophagidae, lateral view: 7 — Acanthocnema altaica Ozerov & Krivosheina; 8 — Acerocnema breviseta (Zetterstedt); 9 — Acerocnema gorodkovi Ozerov & Krivosheina; 10 — Cleigastra articulata (Becker); 11 — Cleigastra maritima Ozerov & Krivosheina; 12 — Cordilura albilabris (Fabricius). 7 — after Ozerov & Krivosheina, 2018a, fig. 3; 8, 9 — after Ozerov & Krivosheina, 2018b, figs 2, 1; 11 — after Ozerov & Krivosheina, 2016, fig. 5; 12 — after Ozerov & Krivosheina, 2020b, fig. 7. Рис. 7–12. Голова Scathophagidae, сбоку: 7 — Acanthocnema altaica Ozerov & Krivosheina; 8 — Acerocnema breviseta (Zetterstedt); 9 — Acerocnema gorodkovi Ozerov & Krivosheina; 10 — Cleigastra articulata (Becker); 11 — Cleigastra maritima Ozerov & Krivosheina; 12 — Cordilura albilabris (Fabricius). 7 — по Ozerov & Krivosheina, 2018a, fig. 3; 8, 9 — по Ozerov & Krivosheina, 2018b, figs 2, 1; 11 — по Ozerov & Krivosheina, 2016, fig. 5; 12 — по Ozerov & Krivosheina, 2020b, fig. 7.

Figs 50–58. Lower and upper calypters of wing (50) and wings (51–58) of Scathophagidae: 50 — Scathophaga stercoraria (Linnaeus); 51 — Pogonota barbata (Zetterstedt); 52 — Acerocnema arctica Ozerov; 53 — Ernoneura argus (Zetterstedt); 54 — Pogonota immunda (Zetterstedt); 55 — Pleurochaetella barkalovi Ozerov; 56 — Microprosopa pallidicauda (Zetterstedt); 57 — Cleigastra apicalis (Meigen); 58 — Acerocnema lobanovi Ozerov, fragment. 51, 54 — after Ozerov, 2016, figs 7, 8; 55 — after Ozerov & Krivosheina, 2012b, fig. 6; 56 — after Ozerov, 2017, fig. 9. Рис. 50–58. Закрыловые чеШуйки крыла (50) и крыльЯ (51–58) Scathophagidae: 50 — Scathophaga stercoraria (Linnaeus); 51 — Pogonota barbata (Zetterstedt); 52 — Acerocnema arctica Ozerov; 53 — Ernoneura argus (Zetterstedt); 54 — Pogonota immunda (Zetterstedt); 55 — Pleurochaetella barkalovi Ozerov; 56 — Microprosopa pallidicauda (Zetterstedt); 57 — Cleigastra apicalis (Meigen); 58 — Acerocnema lobanovi Ozerov, fragment. 51, 54 — по Ozerov, 2016, figs 7, 8; 55 — по Ozerov & Krivosheina, 2012b, fig. 6; 56 — по Ozerov, 2017, fig. 9.

Figs 100–105. Habitus of Scathophagidae: 100 — Acanthocnema altaica Ozerov & Krivosheina; 101 — Acerocnema breviseta (Zetterstedt); 102 — Acerocnema nitens Ozerov & Krivosheina; 103 — Acerocnema richterae Ozerov; 104 — Bostrichopyga crassipes (Zetterstedt); 105 — Cleigastra apicalis (Meigen). 100 — after Ozerov & Krivosheina, 2018a, fig. 1; 102 — after Ozerov & Krivosheina, 2018b, fig. 6; 103 — after Ozerov, 2015, fig. 1; 104 — after Ozerov & Krivosheina, 2014a, fig. 1; 105 — after Ozerov, 2013, fig. 19. Рис. 100–105. ОбЩий вид Scathophagidae: 100 — Acanthocnema altaica Ozerov & Krivosheina; 101 — Acerocnema breviseta (Zetterstedt); 102 — Acerocnema nitens Ozerov & Krivosheina; 103 — Acerocnema richterae Ozerov; 104 — Bostrichopyga crassipes (Zetterstedt); 105 — Cleigastra apicalis (Meigen). 100 — по Ozerov & Krivosheina, 2018a, fig. 1; 102 — по Ozerov & Krivosheina, 2018b, fig. 6; 103 — по Ozerov, 2015, fig. 1; 104 — по Ozerov & Krivosheina, 2014a, fig. 1; 105 — по Ozerov, 2013, fig. 19.