Dithrycini

Genus Guides

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Dithrycini is a tribe of fruit flies within the Tephritinae of Tephritidae. Members are medium-sized flies approximately 4–5 mm in length. The tribe contains at least 11 including Dithryca (the type genus), Eurosta, Aciurina, and Platensina. Some are associated with gall formation on plants.

Procecidochares atra by (c) christine123, some rights reserved (CC BY), uploaded by christine123. Used under a CC-BY license.Peronyma quadrifasciata by no rights reserved, uploaded by Lyn Roueche. Used under a CC0 license.Peronyma by no rights reserved, uploaded by Lyn Roueche. Used under a CC0 license.

Pronunciation

How to pronounce Dithrycini: //dɪˈθraɪ.sɪˌnaɪ//

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Identification

Members of Dithrycini possess broad, dark brown wings with hyaline (clear) indentations and spots—a pattern characteristic of the tribe. Body length is typically 4–5 mm. Specific identification to requires examination of postabdominal structures and wing pattern details.

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Distribution

The tribe occurs across multiple biogeographic regions. Platensina have been documented in India (Meghalaya, Karnataka, Tamil Nadu) and more broadly across Oriental and Australasian regions. Other such as Eurosta and Aciurina are known from the Nearctic region.

Host Associations

  • Ludwigia (Onagraceae) - gall inductionstem galls formed by Platensina acrostacta

Similar Taxa

  • other Tephritinae tribessimilar body plan and wing venation; distinguished by the specific wing pattern of broad dark brown coloration with hyaline indentations and spots characteristic of Dithrycini

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Sources and further reading