Belongs within: Tanaostigmatidae.
Tanaostigmodes is a genus of wasps that develop in galls on legumes (particularly the pods), either as inquilines or causing the gall themselves (Bouček 1988).
Characters (from Bouček 1988): Hind femur without distinct tooth; female scape either narrow and barely expanded at apex or more or less expanded but then broadest near the middle; male antenna without branches.
Tanaostigmodes Ashmead 1896 (see below for synonymy)B88
|--*T. howardiiB88
|--T. ajax (Girault 1915) [=*Miscogasteromorpha ajax]B88
|--T. albiclavus Girault 1917 [=Taneostigmodes albiclavus]G17
|--‘*Tanaoneura’ ashmeadiB88
|--T. bifasciatifrons Girault 1915 [=Taneostigmodes (l. c.) bifasciatifrons]B88
|--T. cajaninae LaSalle in Lateef, Reed & LaSalle 1985B88
|--T. eja (Girault 1921) [=Miscogasteromorpha eja]B88
|--T. eupelmiformis (Girault 1915) [=Miscogasteromorpha eupelmiformis]B88
|--T. globosus Girault 1915 (see below for synonymy)B88
|--‘*Monopleurothrix’ kiefferiB88
|--T. megalarus (Walker 1838) (see below for synonymy)B88
|--T. semarginatusMH11
|--T. tychii Ashmead 1896GM79
`--T. velasquezi (Girault 1933) [=*Saavedra velasquezi]B88
Tanaostigmodes Ashmead 1896 [=Taneostigmodes (l. c.); incl. Miscogasteromorpha Girault 1915, Monopleurothrix Mayr 1905, Saavedra Girault 1933, Tanaoneura Howard 1897; Tanaostigmodinae]B88
Tanaostigmodes globosus Girault 1915 [=Taneostigmodes (l. c.) globosus; incl. Taneostigmodes (l. c.) globosus novus Girault 1915]B88
Tanaostigmodes megalarus (Walker 1838) [=Eulophus megalarus, Ericydnus megalarus; incl. Pteromalus chryscus Walker 1839, Er. chryscus]B88
*Type species of generic name indicated
References
[B88] Bouček, Z. 1988. Australasian Chalcidoidea (Hymenoptera): A biosystematic revision of genera of fourteen families, with a reclassification of species. CAB International: Wallingford (UK).
[G17] Girault, A. A. 1917. 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).
[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.
[MH11] Munro, J. B., J. M. Heraty, R. A. Burks, D. Hawks, J. Mottern, A. Cruaud, J.-Y. Rasplus & P. Jansta. 2011. A molecular phylogeny of the Chalcidoidea (Hymenoptera). PloS One 6 (11): e27023.