Diadocidia trispinosa
Distribution:
Recorded from Czech Republic (Šev ík 2001) and Norway (Økland & Zaitzev 1997) as D. borealis Coquillett.
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Classification
Diadocidia trispinosa Polevoi, 1996
Diadocidia trispinosa (Classification)
Diagnostic description:Diagnosis: Based on:
New and poorly known fungus gnats of the families Bolitophilidae, Diadocidiidae and Keroplatidae from eastern Fennoscandia (Diptera, Nematocera)Taxonomic Discussion:
Close to D. borealis, but has three strong apical setae on gonostili instead of one. The holotype specimen was misidentified as D. ferruginosa in Polevoi, 1995Morphology:Head: Coloration: Black, mouthparts and palpi brown, antennae black, scape and pedicell brown. Antennae: Sixth flagellomere about 3 times as long as wide
Thorax: Lateral Sclerites: Pleurae dark brown, propleurae somewhat lighter. Notum: Dark brown, grey dusted with lighter humeral spots
Wings: Greyish
Legs: Colour: Yellowish brown. Sizes and Ratios: t1:bt1 = 1.1; t2:bt2 = 1.6; t3:bt3 = 2.2
Abdomen: Colour: Dark brown
Male Terminalia: Colour: Brown. 9th tergite: With apical bristles not thickened. Gonostili: With two apical teeth and three strong setae
Size:Wing 3.6 mm
Distribution:Finland
Distribution of Diadocidia trispinosa
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