Tetrastichus pachycerus Graham, 1991

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/110B2006-ED0C-54E0-8C35-A031F9C5C78E
treatment provided by	Biodiversity Data Journal by Pensoft (2020-12-16 22:29:56, last updated 2022-11-11 01:02:47)
scientific name	Tetrastichus pachycerus Graham, 1991
status

Treatment

Tetrastichus pachycerus Tetrastichus pachycerus Graham 1991 83

Description

See Graham (1991).

Diagnosis

Ocellar triangle encircled by groove; vertex with numerous piliferous punctures; antennal flagellum stout, distinctly wider than width of pedicel, clava with apex blunt; F1 2.2-2.4 × as long as wide; funiculars strongly hairy and with sensilla usually in three rows; large species, 2.4-3.1 mm.

Distribution

(Former) Czechoslovakia, France, United Kingdom ( Graham 1991), Norway and Sweden (new records).

Ecology

Host

Unknown.

Material examined

Type material: holotype ♀ of T. pachycerus (NHM, type no. 5.3621). Additional material (10♀): France 1♀ (NHM), Norway 2♀ (NHM), Sweden 5♀ (MZLU, NHM, NHRS), United Kingdom 2♀ (NHM).

References

Graham, Marcus William Robert de Vere, 1991. A reclassification of the European Tetrastichinae (Hymenoptera: Eulophidae): Revision of the remaining genera. Memoirs of the American Entomological Institute 49: 1 - 322

Copyright notice

No known copyright restrictions apply. See Agosti, D., Egloff, W., 2009. Taxonomic information exchange and copyright: the Plazi approach. BMC Research Notes 2009, 2:53 for further explanation.

Taxonomy

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