Microdon sava Reemer

Reemer, Menno & Bot, Sander, 2015, Six new species of Microdon Meigen from Madagascar (Diptera: Syrphidae), Zootaxa 4034 (1), pp. 127-147 : 139-140

publication ID

https://doi.org/ 10.11646/zootaxa.4034.1.6

publication LSID

lsid:zoobank.org:pub:F4D27705-2963-4CBF-A3A3-017BAAB69C25

DOI

https://doi.org/10.5281/zenodo.6098463

persistent identifier

https://treatment.plazi.org/id/03F16E44-FFE4-FFB0-FF27-C91EFEBE7430

treatment provided by

Plazi

scientific name

Microdon sava Reemer
status

sp. nov.

Microdon sava Reemer View in CoL sp. n.

( Figs 36–43 View FIGURES 36 – 40 View FIGURES 41 – 43 )

Diagnosis. An elongate species with yellow face, partly yellowish pleuron, and blackish abdomen without fasciae of golden pile. Larger (13–14mm) and more slenderly built than the similarly coloured, smaller (13–14 mm) and more compact M. ifanadiana .

Type material. HOLOTYPE. Adult male. MADAGASCAR. Label 1: " MADAGASCAR: Sava Region, / Vohemar District, Andranotsimaty, / Dry forest, 9 km NE of Daraina, / 15°10'.17 S, 49°42'.04 E, alt. 90 m, / ex: sharkey, 28.iii-4.iv.2011, coll: / M. Irwin, R. Harin'Hala, MG-57-25". Coll. CAS. PARATYPES. Male and female from same locality, but dates respectively 21-28.iii.2011 and 3-10.vii.2012. Male in coll. RMNH, female in coll. CAS.

Description of male holotype. Body size: 13 mm. Head. Face and gena yellowish brown; white pilose. Oral margin slightly produced. Frons and vertex yellowish brown, except for black median spot on frons; black pilose. Occiput yellow; black pilose, white pollinose. Eye almost bare, very sparse and short pile only visible under high magnification. Antennal fossa about as wide as high. Antenna with scape and pedicel black, basoflagellomere partly very dark reddish, partly blackish. Arista brown, about 5/6 of length of basoflagellomere. Thorax. Mesoscutum black with dark reddish brown margins and a pair of submedian dark reddish brown vittae on posterior half; short black pilose, except longer white pilose along anterior margin. Postpronotum and postalar callus dark reddish brown; black pilose. Scutellum dark reddish brown, black pilose; semicircular with pair of short apical calcars with mutual distance about 1/3 of width of scutellum at base, slightly concave between calcars; calcars slightly converging. Pleuron yellowish to dark brown; all pile white. Propleuron bare. Anepisternum with deep sulcus separating anterior from posterior part; pilose anteriorly and posteriorly, with widely bare part in between. Anepimeron entirely pilose. Katepisternum pilose dorsally, bare ventrally. Katepimeron without pile, but with short pale microtrichia. Katatergum and anatergum long and short microtrichose, respectively. Calypter pale grey and halter yellow. Wing. Yellowish in anterior half. Microtrichose, except bare on posterobasal 1/4 of cell br, posterobasal 1/3 of cell bm, anterobasal 1/6 of cell cup, along A 2 in anal lobe and on centre of alula. Legs. Femora black at basal 1/2 to 3/4, dark reddish brown apically; white pilose, except fore and mid femur black pilose on basal 1/2 and 1/4, respectively. Tibiae dark reddish brown; white pilose. Tarsi dark reddish brown; black pilose. Coxae and trochanters blackish; white pilose, except fore coxa and trochanter black pilose. Abdomen. Tergite 1 black; white pilose. Tergite 2 black, except reddish brown along lateral margins; short white pilose. Tergite 3 black anteromedially, with reddish brown lateral margins widening towards posterior margin to almost its entire width; short black pilose, except narrowly white pilose along lateral margin. Tergite 4 blackish brown, paler along lateral and posterior margins; short black pilose, except narrowly white pilose along lateral and posterior margins. Sternites blackish brown; white pilose (incl. sternite 1). Male genitalia as in Fig. 40 View FIGURES 36 – 40 . Female. Body size: 14 mm. As male, except for usual sexual dimorphism.

Etymology. This species is named after the Sava region, in which the species was found. The epithet is a noun in apposition.

CAS

California Academy of Sciences

RMNH

National Museum of Natural History, Naturalis

Kingdom

Animalia

Phylum

Arthropoda

Class

Insecta

Order

Diptera

Family

Syrphidae

Genus

Microdon

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