Étiquette : taxonomy
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Heleniella reginae sp. n., a new species occurring in the Mutt glacial stream, Swiss Alps (Diptera, Chironomidae, Orthocladiinae)
Male adult of Heleniella reginae sp. n. is described based on material collected by Malaise traps placed along the glacial stream of Mutt (Swiss Alps, upper Rhône basin). Distinctive specific characters include in particular: anal tergal bands absent; virga composed of two long rods, thick basally fused apically; sternapodeme lacking lateral horn-like projection; anal point…
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Heleniella crenophila and H. helenae spp. n., two new species occurring in France (Diptera, Chironomidae)
Heleniella crenophila sp. n. and H. helenae sp. n. are described and diagnosed based on material collected in two high mountainous sites: the first one in the maritime Alps (spring of Fontanalba, SE-France, alt. 1700-1500 m), the second in eastern Pyrenees (glacial upper stream of the River Têt, Massif of Carlit, S-France, alt. 2300-2100 m).…
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Description of Heleniella assiana sp. n. from the upper basin of the River Assi in Lebanon (Diptera, Chironomidae)
A large material of Chironomidae composed of adults, pupae, and larvae, collected in the upper basin of the River Assi (= River Orontes, north-eastern Lebanon), revealed the presence of a new Heleniella species. In this paper, only the male adult of H. assiana sp. n. is diagnosed and described. Distinctive pertinent specific characters include in…
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On the genus Harnischia Kieffer, 1921 from France. Description of H. curvistyla sp. n. (Diptera, Chironomidae, Chironominae)
Male adult of Harnischia curvistyla sp. n. is described and diagnosed based on material recently collected in the nearby of the River Changeon (Central-West France). Other additional adults collected in Spain by F. Reiss and deposited in the museum of Munich as unnamed taxa could belong to H. curvistyla sp. n. (M. Spies pers. com.).…
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On the genus Pseudosmittia from continental France. II. Description of P. aina sp. n. (Diptera, Chironomidae, Orthocladiinae)
The male adult of Pseudosmittia aina sp. n. is described based on material collected in riparian habitats bordering wet meadows of the Dombes (Ain department, SE-France). On the basis of the following common morphological characters with P. tyrrhena Moubayed, 2025 (anal point triangular, inferior volsella double), P. aina sp. n. appears to belong to the…
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Pseudosmittia mediterranea sp. n., a crenophilous species from Corsica and Lebanon (Diptera, Chironomidae, Orthocladiinae)
Chironomidae collected by sweep net in riparian habitats bordering cold springs located in western Corsica (Focolara) and Lebanon (upper stream River Orontes) revealed the presence of a new Pseudosmittia species (P. mediterranea sp. n.), which is described as male adult. Based on some atypical morphological characters (unusual shape of: antenna, clypeus, virga, the 3 lobes…