Platycheirus latens Mutin, 1999

Barkalov, Anatolii V., Nielsen, Tore R., V., A. & R., T., 2009, New material of Central Palaearctic Platycheirus (Diptera, Syrphidae) with description of three new species, Norwegian Journal of Entomology 56, pp. 1-8 : 6-7

Platycheirus latens Mutin, 1999 female

Figures 6A–D

Diagnosis: The Platycheirus latens female has orange spots on the abdomen and resembles P. clypeatus (Meigen, 1822) , but is slightly larger and with a more longish abdomen. The female in our material is from a couple collected by the first author, see below.

Description

Female

Head: Figure 6A–B . Frons shining black with two large light grey dust spots; frons black haired. Face densely greyish dusted (except for central prominence shining black), white haired. Genae light greyish dusted, occiput densely so, the hairs are white. Antennae black.

Thorax: Figure 6C . Scutum and scutellum shining metallic black, the hairs light yellow. Humerus, notopleuron and pleurae with dense greyish dusting. – Legs: fore and mid leg orange yellow, coxa and trochanter black. Hind legs orange yellow except for femur and tibia with a broad black ring after the middle. Basitarsus at apex and the following two segments yellow, tarsus otherwise blackish. – Wings: the veins dark brown, light brown at base; stigma greyish yellow. Calypter and haltere light yellow.

Abdomen: Figure 6D . Tergite 1 black with pale dusting. Tergites 2–5 each with a pair of orange spots, the following tergites black. Sternites yellow, except for sternite 1 and sternites 4–5 broadly brown on about apical half.

Body length: (from frons till tip of abdomen) 8.9 mm. Wing length: 7.8 mm

Additional species

Figures

Figure 6. Platycheirus latens Mutin, female. A: head; B: antenna. C: hind femur; D: abdomen.