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A population of Electrogena from central Apennine (Italy), previously attributed to E. later‐alis (Curtis) proved to be a new species after electrophoretic analysis. Imagines of the new species, named E. lunaris sp. n. differ from E. lateralis only by body and wing colouration. Larvae can be...
Simothraulopsis surinamensis Demoulin, 1966, a synonym of Simothraulopsis demerara (Traver, 1947) new synonym, is redescribed from associated adults and nymphs from French Guiana and Surinam, with additional records from northern Brazil and Venezuela. The type species of Simothraulopsis becomes...
A description of the hitherto unknown larva of Consorophylax styriacus is presented. The most important diagnostic features are illustrated and some taxonomic, zoogeographical and ecological notes are added.
Arctopsyche mesogona sp.n., A. vietnamensis sp.n. and A. cervinata sp.n. are newly described from the Fan Si Pan Mountain Range of North Vietnam. These species belong to the compasita—group, which is a Palaearctic faunal element in an area which is conventionally regarded as part of the Oriental...
The morphology and chaetotaxy of the three larval instars of the genus Calobius Wollaston, 1854 are described and illustrated following the setal pattern of Calobius quadricollis Mulsant, 1844. The study revealed several characters on the cephalic capsule, head appendages, and the thoracic and...
The genus Kempnyia is endemic of the southern portion of Brazil and is represented, up to now, by 24 recognized species. Kempnyia tijucana a new species from southeastern Brazil is described and figured, and some of the characters of the serrana‐group of Kempnyia are discussed.
The new genus Platycloeon is described for two East African species of Baetidae. It is characterised by the flattened facies of the nymph, the pronotum being wider than the head or than other segments of the thorax. Species included are P. cooperi sp.n. and P. erepens comb. n.
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