Diaphorinae

Schiner, 1864

Diaphorinae is a of (: ) characterized by high taxonomic diversity but imprecisely defined boundaries. Some researchers include such as Nematoproctus and Urodolichus within Diaphorinae, while others assign these to related subfamilies Rhaphiinae or Sympycninae. The subfamily contains two recognized tribes: Diaphorini and Argyrini. Members are distinguished by elongated legs and typically metallic coloration common to the Dolichopodidae.

Argyra setipes by (c) jimeckert49, some rights reserved (CC BY). Used under a CC-BY license.Diaphorus by (c) Bill Keim, some rights reserved (CC BY), uploaded by Bill Keim. Used under a CC-BY license.Diaphorus by (c) portioid, some rights reserved (CC BY), uploaded by portioid. Used under a CC-BY license.

Pronunciation

How to pronounce Diaphorinae: //ˌdaɪ.ə.fɔːˈraɪ.niː//

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Identification

Diaphorinae can be distinguished from other by combinations of genitalic and leg characters, though specific diagnostic features vary among constituent . The tribes Diaphorini and Argyrini are separated by differences in and male structure. Genera with uncertain placement (Nematoproctus, Nurteria, Urodolichus) require examination of specific morphological traits to determine subfamily affiliation.

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Distribution

Worldwide distribution corresponding to that of , with constituent occurring across multiple biogeographic regions. Specific distribution records include: Argyra (widespread), Chrysotus (Holarctic and Neotropical), Diaphorus (), and Asyndetus (cosmopolitan).

Similar Taxa

  • Rhaphiinae Nematoproctus and Urodolichus have been alternatively placed in Rhaphiinae by some researchers rather than Diaphorinae, indicating close morphological similarity and taxonomic boundary uncertainty between these .
  • Sympycninae Nurteria has been referred to Sympycninae by some authorities rather than retained in Diaphorinae, reflecting overlapping diagnostic characters and disputed limits.

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