Background: The leafhopper genus Dworakowska,1970 includes 19 species worldwide, nine species are known in China and is widely distributed in Palaearctic and Oriental Regions.
New Information: Two new species from Guizhou Province, China are described within the genus Dworakowska, 1970 (Hemiptera: Cicadellidae: Typhlocybinae). A key to the species of the genus is provided and the female valvulae are described and figured.
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http://dx.doi.org/10.3897/BDJ.9.e72420 | DOI Listing |
Environ Monit Assess
January 2025
Programa de Pós-Graduação em Ecologia (PPGECO), Universidade Federal do Pará (UFPA), Instituto de Ciências Biológicas (UFPA), Belém, Pará, Brazil.
Freshwater ecosystems under the influence of human activities are subject to multiple environmental stressors that lead to biodiversity loss and habitat modification. In recent years, various organisms have been used as bioindicators to detect environmental changes by their ability to perceive changes in community attributes. A good example is the semiaquatic bugs (Hemiptera, infra order Gerromorpha) that act as predators and are sensitive to subtle changes in environmental conditions.
View Article and Find Full Text PDFFollowing the commodity risk assessment of and plants for planting from Türkiye, in which (Hemiptera: Diaspididae), the pistachio oyster scale or yellow pistachio scale, was identified as a pest of possible concern, the EFSA Panel on Plant Health performed a pest categorisation for the territory of the European Union (EU). is reported as a polyphagous pest which, however, mainly affects plants of the genus Originating from Asia, it is widely distributed in pistachio producing countries of Central, South and West Asia. Within the EU, the pest has been reported from Cyprus and Greece.
View Article and Find Full Text PDFPLoS One
January 2025
Entomology & Biothreat Management Division, Defense Research Laboratory (DRL-DRDO), Tezpur, Assam, India.
Cotton leaf curl disease (CLCuD) is a major constraint for production of cotton (Gossypium sp.) in Northwest India. CLCuD is caused by a monopartite, circular ssDNA virus belonging to the genus Begomovirus in association with betasatellites and alphasatellites, and ttransmitted by a whitefly vector (Bemisia tabaci).
View Article and Find Full Text PDFZookeys
December 2024
Mientrung Institute for Scientific Research, Vietnam National Museum of Nature, Vietnam Academy of Science and Technology, Hue, Vietnam Vietnam Academy of Science and Technology Hue Vietnam.
In the present study, the rare true bug (Schaefer & Ashlock, 1970), (Hemiptera, Heteroptera, Pentatomomorpha, Pentatomoidea, Saileriolidae), which is endemic to Vietnam, is redescribed and transferred from the genus China & Slater, 1956 to the genus Hsiao, 1964 based on morphological characteristics. Adults and nymphs of this species congregate in groups of several individuals and suck sap from the abaxial side of the leaves of sp. (Lauraceae).
View Article and Find Full Text PDFZookeys
December 2024
Institute of Entomology, Guizhou Provincial Key Laboratory for Agricultural Pest Management of the Mountainous Region, Guizhou University, Guiyang 550025, China.
Three new species of the genus (Hemiptera: Cicadellidae: Cicadellinae), Jiang & Yang, Jiang & Yang and Jiang & Yang, , collected from southwestern China, are described and illustrated. The two new species, Jiang & Yang, and Jiang & Yang, , are similar to (Jacobi, 1944), Young, 1986, Kuoh, 1991, Li, 1992, Yang, Meng & Li, 2017, Yang, Meng & Li, 2017, and Jiang & Yang, 2022 in appearances, but can be distinguished from these species by the characteristic of aedeagus, paraphysis, and pygofer. Jiang & Yang, can be distinguished from all the known species by its special color and markings, as well as males having one ostiole in the center of the base of each subgenital plate.
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