Psychomyia

Latreille in Cuvier, 1829

Species Guides

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Psychomyia is a of caddisflies (Trichoptera) in the Psychomyiidae, established by Latreille in 1829. The genus has an almost distribution with recorded across Europe, Asia, and other regions. Larval stages have been described for at least some species, with diagnostic morphological characters established for instar identification. The genus is taxonomically active, with new species continuing to be described, particularly from China.

Psychomyia flavida by Stroud Water Research Center. Used under a CC BY 3.0 license.

Pronunciation

How to pronounce Psychomyia: /saɪˈkoʊmɪə/

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Identification

males are identified primarily by genitalia , particularly the structure of parameres and . Larvae can be distinguished from related Metalype and Paduniella by characters on the capsule, prothoracic , and anal armature. A diagnostic key for separating larvae of these three genera has been published based on fourth and fifth instar morphology.

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Distribution

Almost distribution. Recorded from Europe (including France, Denmark, Norway, Sweden), Asia (China: Zhejiang and Jiangxi provinces; other regions), and other global regions. Specific distribution varies by .

Life Cycle

Larval development includes at least five instars. Fourth and fifth instars have been morphologically described and provide diagnostic characters for identification.

Similar Taxa

  • MetalypeLarval similar; distinguished by , prothoracic, and anal characters. separable by genitalia structure.
  • PaduniellaLarval similar; distinguished by , prothoracic, and anal characters. separable by genitalia structure.

More Details

Taxonomic activity

The remains taxonomically active with new descriptions continuing, particularly from under-sampled regions. Recent descriptions include four species from China (P. complexa, P. conoidea, P. obtorta, P. tripetala).

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