Dictenidia bimaculata

Dictenidia bimaculata
	Dictenidia bimaculata male
Scientific classification
Kingdom:	Animalia
Phylum:	Arthropoda
Class:	Insecta
Order:	Diptera
Family:	Tipulidae
Genus:	Dictenidia
Species:	D. bimaculata
Binomial name
	Dictenidia bimaculata; (Linnaeus, 1761)
Synonyms
	Tipula bimaculata Linnaeus, 1758[1]; Tipula maculata;

Dictenidia bimaculata is a species of cranefly which is widespread throughout the Palaearctic.

In the genus Ctenidia the fourth and succeeding segments of the antennae bear a long basal process and a shorter subapical one. Female antennae with flagellar segments simple, and, apart from the first, short and roundish, broader than long. C. bimaculata Linnaeus is a shining, black species ; the thorax is black, with more or less extensive orange markings. The abdomen is entirely black in the male, black with anterior orange markings to segments, spreading laterally, in the female; wings with two large dark brown spots, one extending down from stigmatic area to discal cell, the other, somewhat smaller, situated at apex; legs orange, femora and tibiae black-tipped, tarsi blackish. The wing length is 10–15 mm.

C. bimaculata is found in damp woods from April to July

References

Chandler, Peter J. (1998). Checklists of Insects of the British Isles (New Series) Part 1: Diptera. Handbooks for the Identification of British Insects. New Series. 12. London: Royal Entomological Society of London. pp. 1–234. ISBN 0-901546-82-8.

Catalogue of the crane flies of the world

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[Chandler-1] Chandler, Peter J. (1998). Checklists of Insects of the British Isles (New Series) Part 1: Diptera. Handbooks for the Identification of British Insects. New Series. 12. London: Royal Entomological Society of London. pp. 1–234. ISBN 0-901546-82-8.