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Wing buzzing as a mechanism for generating vibrational signals in psyllids (Hemiptera: Psylloidea)

Insect Science 2024年第5期31卷 1466-1476页

作者： Jernej Polajnar Elizaveta Kvinikadze Adam W.Harley Igor Malenovsky Department of Organisms and Ecosystems Research National Institute of BiologyLjubljanaSlovenia Department of Botany and Zoology Faculty of ScienceMasaryk UniversityBrnoCzech Republic Computer Science Department Stanford UniversityStanfordCaliforniaUSA

Psyllids,or jumping plant lice(Hemiptera:Sternorrhyncha:Psylloidea),are a group of small phytophagous insects that include some important pests of crops *** communication of psyllids occurs via vibrations transmitted through host plants,which play an important role in mate recognition and *** signals are species-specific and can be used to aid in psyllid taxonomy and pest ***-eral hypotheses have been proposed for the mechanism that generates these vibrations,of which stridulation,that is,friction between parts of the forewing and thorax,has re-ceived the most *** have investigated vibrational communication in the Euro-pean pear psyllid species Cacopsylla pyrisuga(Foerster,1848)using laser vibrometry and high-speed video recording,to directly observe the movements associated with signal *** describe for the first time the basic characteristics of the signals and signal emission of this *** on observations and analysis of the video recordings us-ing a point-tracking algorithm,and their comparison with laser vibrometer recordings,we argue that males of *** produce the vibrations primarily by wing buzzing,that is,tremulation that does not involve friction between the wings and *** observed signal properties with previously published data,we predict that wing buzzing is the main mechanism of signal production in all vibrating psyllids.

关键词： Cacopsylla pyrisuga high-speed video recording jumping plant lice sexual communication substrate-borne vibrational signals vibrational communication

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