Trechnites insidiosus (Crawford, 1910)

Jerinić-Prodanović, Dušanka, Mihajlović, Ljubodrag & Stojanović, Aleksandar, 2019, Parasitoids of jumping plant-lice (Psylloidea, Hemiptera) from the family Encyrtidae (Hymenoptera, Chalcidoidea) in Serbia, Zootaxa 4577 (1), pp. 29-50: 41-47

publication ID

https://doi.org/10.11646/zootaxa.4577.1.2

publication LSID

lsid:zoobank.org:pub:F39E88BB-A27E-46C9-BC38-53414E99E128

persistent identifier

http://treatment.plazi.org/id/03928782-FFF5-FFA2-1D86-F9521947FC11

treatment provided by

Plazi

scientific name

Trechnites insidiosus (Crawford, 1910)
status

 

Trechnites insidiosus (Crawford, 1910)  

( Figs. 59 – 61 View FIGURES 50–61 )

Material examined. Cacopsylla bidens   , from Pyrus communis, Ilinci   , 08.vi.2008. ex pupa 1♀, Zemun-Fakultet, 15.vii.2009. ex pupa 18.vii.2009 1♀, 22.vii.2010. ex pupa 26.vii.2010. 2 ♀, 22.vi.2015 ex pupa 4♀♀ 5♂♂. Cacopsylla breviantennata (Flor)   from Sorbus aria (Linnaeus)   , Tara, Predov krst, 25.9.2007. ex pupa 2♀♀. Cacopsylla pyri   from Pyrus communis, Radmilovac   , 12.vi.2006. ex pupa 16.vi.2006. 1♀; 26.vi.2006. ex pupa 30.vi.2006. 9♀♀, 10.vii.2006. ex pupa 15.vii.2006. 1♀ 1♂, 26.vii.2006. ex pupa 28.vii.2006. 1♂, 04.ix.2006. ex pupa 3♀♀, 26.x.2006. ex pupa 1♀, 15.xi.2006. ex pupa 1♀, 18.xi.2006. ex pupa 30.xi.2006. 8♀♀, 07.ix.2008. ex pupa 2♂♂. Radmilovac, 20.vi.2012. ex pupa 27.vi.2012. 1♀.

Trophic status. Parasitoid or hyperparasitoid.

Hosts. Psyllidae   ( Cacopsylla   sp., C. pyri   , C. pyricola   , C. pyrisuga   ), Encyrtidae   ( Syrphophagus mamitus   ) ( Trjapitzin 1989; Noyes 2017).

Distribution. Holarctic.

Diagnosis. Body dark brown with shiny dark reflections on mesoscutum. Scutellum bright, metallic blue or green sheen. Top of scape and top of pedicel paler than other parts, legs brown, distal third of mesotibia and tarsi pale yellow. The specimens are in accordance to the description by Trjapitzin (1989) (as Trechnites psyllae (Ruschka)   and Guerrieri & Noyes (2009).

Comments. Recorded on Cacopsylla pyri   in Serbia ( Grbić et al. 1989. Guerrieri and Noyes 2009).

Here Trechnites insidiosus   is recorded in association with C. breviantennata   for the first time ( Table 2).