Tetrastichus

Tetrastichus howardi, from here.

Belongs within: Tetrastichinae.

Tetrastichus is a cosmopolitan genus of parasitic wasps, with known hosts including Coleoptera, Lepidoptera and phytophagous Hymenoptera (Bouček 1988).

Characters (from Bouček 1988): Clypeal margin bilobed; scutellum with two pairs of setae, anterior pair removed from front border; submarginal vein with one or 2 dorsal bristles only; propodeum mesad of spiracle with an inverted V-shaped carina, i.e. with plica which behind middle sends off a branch towards the postero-lateral corner, propodeum medially never very short, usually reticulate.

<==Tetrastichus Haliday 1844 (see below for synonymy) B88
    |--T. miser [incl. Cirrospilus attalus, *T. attalus] B88
    |--T. aenellus (Girault 1915) [=*Pseudomphaloides aenella, *P. aenellus] B88
    |--T. aethiops A71
    |--T. agrili Crawford 1914 GM79
    |--T. arnoldi (Girault 1913) [=*Ceratoneuromyia arnoldi] B88
    |--T. asparagi A71
    |--T. atriclavus B88
    |--T. autonae (Walker 1839) [=Eulophus autonae] B88
    |--T. brontispae (Ferrière 1933) [=Tetrastichodes brontispae] B88
    |--T. coeruleus (Bingham 1906) [=Microterys coeruleus] B88
    |--T. culex G37
    |--T. ennii Girault 1936 B88
    |--T. fasciatus Ashmead 1894 B88
    |--T. flocci (Ashmead 1887) GM79 [incl. T. californicus Ashmead 1887 G30, GM79]
    |--T. giffardianus Silvestri 1915 B88
    |--T. halidayi B88
    |--T. hippasus (Walker 1839) [=Cirrospilus hippasus] B88
    |--T. hispidivertex (Girault 1936) [=*Redinia hispidivertex] B88
    |--T. holbeini Girault 1917 G17a
    |--T. howardi (Olliff 1893) (see below for synonymy) B88
    |--T. impexus Girault 1917 G17a
    |--T. inferens B88
    |--T. kurandensis (Girault 1913) [=Aprostocetus kurandensis, Neomphaloidella kurandensis] B88
    |--T. laddi Girault 1913 B88
    |--T. longiscaposus Bouček 1988 [=Ceratoneuromyia longiscapus Girault 1913 non T. longiscapus Thomson 1878] B88
    |--T. longiscapus Thomson 1878 B88
    |--T. malacosomae Girault 1917 GM79
    |--T. mandanis A71
    |--T. metallicus (Girault & Dodd in Girault 1915) [=Neomphaloidella metallica] B88
    |--T. microcosmus Girault 1917 G17b [=T. granulatus (Ashmead 1888) (preoc.) G17b, GM79]
    |--T. microrhopalae Ashmead 1896 GM79 [incl. T. chlamydis Ashmead 1896 G30, GM79]
    |--T. mittagongensis Girault 1913 B88
    |--T. poincarei Girault 1913 B88
    |--T. productus Ril. 1885 GM79 (see below for synonymy)
    |--T. punctatifacies Girault 1926 B88
    |--T. repulsus Girault 1917 G17a
    |--T. ruskini (Girault 1915) [=Ceratoneuromyia ruskini] B88
    |--T. stylatus (Girault 1915) [=Neomphaloides stylatus] B88
    |--T. thanisimi Ashmead 1893 GM79
    `--T. theclae (Pck. 1881) GM79 [incl. T. tibialis (Ashmead 1894) G30, GM79]

Tetrastichus Haliday 1844 (nom. cons.) non Walker 1842 (nom. rej.) [incl. Ceratoneuromyia Girault 1913, Pseudomphaloides Girault 1915, Redinia Girault 1936, Solenoderus] B88

Tetrastichus howardi (Olliff 1893) [=Euplectus (l. c.) howardi, Euplectrus howardi; incl. Tetastichus ayyari Rohwer 1921, Aprostocetus israeli Mani & Kurian 1953] B88

Tetrastichus productus Ril. 1885 GM79 [incl. T. racemariae Ashmead 1886 G30, GM79, T. rosae Ashmead 1886 G30, GM79]

*Type species of generic name indicated

REFERENCES

[A71] Askew, R. R. 1971. Parasitic Insects. Heinemann Educational Books: London.

[B88] Bouček, Z. 1988. Australasian Chalcidoidea (Hymenoptera): A biosystematic revision of genera of fourteen families, with a reclassification of species. CAB International: Wallingford (UK).

[G17a] Girault, A. A. 1917a. New chalcid flies. Privately published (reprinted Gordh, G., A. S. Menke, E. C. Dahms & J. C. Hall. 1979. The privately printed papers of A. A. Girault. Memoirs of the American Entomological Institute 28: 72-77).

[G17b] Girault, A. A. 1917b. Descriptiones stellarum novarum. Privately published (reprinted Gordh, G., A. S. Menke, E. C. Dahms & J. C. Hall. 1979. The privately printed papers of A. A. Girault. Memoirs of the American Entomological Institute 28: 80-101).

[G30] Girault, A. A. 1930. New pests from Australia. VIII. Privately published (reprinted Gordh, G., A. S. Menke, E. C. Dahms & J. C. Hall. 1979. The privately printed papers of A. A. Girault. Memoirs of the American Entomological Institute 28: 273-277).

[G37] Girault, A. A. 1937. New naturals, unorthodoxies and non-pollutions, viz. new hexapods. Privately published (reprinted Gordh, G., A. S. Menke, E. C. Dahms & J. C. Hall. 1979. The privately printed papers of A. A. Girault. Memoirs of the American Entomological Institute 28: 326-328).

[GM79] Gordh, G., A. S. Menke, E. C. Dahms & J. C. Hall. 1979. The privately printed papers of A. A. Girault. Memoirs of the American Entomological Institute 28: 1-400.