Tetrastichus julis (Walker, 1839)

Hansson, Christer & Schmidt, Stefan, 2020, A revision of European species of the genus Tetrastichus Haliday (Hymenoptera: Eulophidae) using integrative taxonomy, Biodiversity Data Journal 8, pp. 59177-59177 : 59177

publication ID	https://dx.doi.org/10.3897/BDJ.8.e59177
publication LSID	lsid:zoobank.org:pub:AD70B3AB-6763-4D28-85F2-90988225C5C8
persistent identifier	https://treatment.plazi.org/id/843F7CF6-9C13-50C1-98EA-7A52D1CC0831
treatment provided by	Biodiversity Data Journal by Pensoft
scientific name	Tetrastichus julis (Walker, 1839)
status

Treatment

Cirrospilus Walker 1839b:354. Lectotype ♂ in NHM, designated by Graham 1961:38, examined (Fig. 71). Combined to Aprostocetus by Graham 1961:38 and to Tetrastichus by Domenichini 1966:90.

Tetrastichus Walker 1872:128. Lectotype ♀ in NHM, designated by Graham 1961:40, examined. Synonymised with T. julis by Graham 1991:235.

Description

See Graham (1991).

Diagnosis

Mouth opening 1.4-1.6 × malar space; more???

Distribution

France, Germany, Poland, Portugal (Madeira), Romania, Sweden, United Kingdom ( Graham 1991), Austria and Russia (new records).

Ecology

Host

Lema (Oulema) spp. ( Coleoptera : Chrysomelidae ), gregarious endoparasitoid of host larva ( Graham 1991).

Material examined

Type material: lectotypes ♂ of C. julis (NHM, type no. 5.1941), and ♀ of T. maderae (NHM, type no. 5.1370). Additional material (18♀ 8♂): Austria 1♀ (UCRC), France 1♀ (G), Germany 2♀ (MZLU), Russia 1♀ (UCRC), Sweden 13♀ 8♂ (MZLU, SMTP, ZSM).

Kingdom	Animalia
Phylum	Arthropoda
Class	Insecta
Order	Hymenoptera
Family	Eulophidae
Genus	Tetrastichus