| Species | Microgaster abdominalis Nees, 1834
| | |
| Species | Microgaster abengouroui Risbec, 1951
| | |
| Species | Microgaster acilia Nixon, 1968 ⇒ Microgaster meridiana
| | |
| Species | Microgaster adisurae Subba Rao & Sharma, 1960
| | |
| Species | Microgaster adjunctus Nees, 1834
| | |
| Species | Microgaster aduncus Ruthe, 1860
| | |
| Species | Microgaster affinis Nees, 1834
| | |
| Species | Microgaster agama De Saeger, 1944
| | |
| Species | Microgaster alajensis Telenga, 1955
| | |
| Species | Microgaster albipennis Nees, 1834
| | |
| Species | Microgaster albomarginata Fahringer, 1935
| | |
| Species | Microgaster alebion Nixon, 1968
| | |
| Species | Microgaster alexis Curtis, 1837 ⇒ Microgaster meridiana
| | |
| Species | Microgaster alvearifex Schrank, 1781
| | |
| Species | Microgaster alveariformis Geoffroy, 1785 ⇒ Microgaster alvearifex
| | |
| Species | Microgaster ambigua Ruthe, 1860 ⇒ Microgaster messoria
| | |
| Species | Microgaster ambositrensis Granger, 1949
| | |
| Species | Microgaster amentorum Ratzeburg, 1844 ⇒ Microgaster globata
| | |
| Species | Microgaster americanus Lepeletier de Saint-Fargeau, 1825
| | |
| Species | Microgaster analis Nees, 1834
| | |
| Species | Microgaster anandra De Saeger, 1944
| | |
| Species | Microgaster annularis Haliday, 1834
| | |
| Species | Microgaster annulata Granger, 1949
| | |
| Species | Microgaster annulipes Curtis, 1830 ⇒ Microgaster subcompleta
| | |
| Species | Microgaster annulipesiduo Shenefelt, 1973
| | |
| Species | Microgaster anomalon Curtis, 1830
| | |
| Species | Microgaster anthomyiarum Bouche, 1834 ⇒ Microgaster globata
| | |
| Species | Microgaster archboldensis Fernández-Triana, 2018
| | |
| Species | Microgaster arctica C.G.Thomson, 1895
| | |
| Species | Microgaster arctostaphylica Shaw, 2012
| | |
| Species | Microgaster areolaris Thomson, 1895 ⇒ Microgaster blanchardi
Bull filaree, Texas filaree, Texas fillarie | | |
| Species | Microgaster asramenes Nixon, 1968
| | |
| Species | Microgaster atropa De Saeger, 1944
| | |
| Species | Microgaster auriculata Fabricius, 1804
Hairy cockle | | |
| Species | Microgaster australia
| | |
| Species | Microgaster australis Thomson, 1895
Bull filaree, Texas filaree, Texas fillarie | | |
| Species | Microgaster austrina Wilkinson, 1929
| | |
| Species | Microgaster bakeri
| | |
| Species | Microgaster balani Bocquet-Védrine, 1967
| | |
| Species | Microgaster balearica Marshall, 1898
| | |
| Species | Microgaster bambeyi Risbec, 1951
| | |
| Species | Microgaster basalis Bingham, 1906
| | |
| Species | Microgaster bekilyensis Granger, 1949
| | |
| Species | Microgaster bengtssoni Fahringer, 1937 ⇒ Microgaster polita
| | |
| Species | Microgaster berberidis Rudow, 1910
| | |
| Species | Microgaster biaca Xu & He, 1998
| | |
| Species | Microgaster bicolor Szépligeti, 1911 ⇒ Microgaster bicolorinus
| | |
| Species | Microgaster bicolorinus Shenefelt, 1973
| | |
| Species | Microgaster blanchardi Muesebeck, 1958
| | |
| Species | Microgaster brachycera Thomson, 1895
| | |
| Species | Microgaster brevicornis Wesmael, 1837
| | |
| Species | Microgaster breviterebrae Xu & He, 2003
| | |
| Species | Microgaster breviventris Ratzeburg, 1848
| | |
| Species | Microgaster brittoni Viereck, 1917
Yellow screwstem | | |
| Species | Microgaster bumbana De Saeger, 1942
| | |
| Species | Microgaster cajae Bouche, 1834
| | |
| Species | Microgaster calceatus Haliday, 1834
| | |
| Species | Microgaster callidus Haliday, 1834
| | |
| Species | Microgaster campestris Tobias, 1964
| | |
| Species | Microgaster canadensis Muesebeck, 1922
| | |
| Species | Microgaster candidatus Haliday, 1834
| | |
| Species | Microgaster carbonarius Wesmael, 1837
| | |
| Species | Microgaster carinata Bengtsson, 1926 ⇒ Microgaster subcompleta
| | |
| Species | Microgaster carinicollis Cameron, 1905
| | |
| Species | Microgaster cariniger Granger, 1949
| | |
| Species | Microgaster caris Nixon, 1968
| | |
| Species | Microgaster carpata Say, 1836
| | |
| Species | Microgaster chivensis Telenga, 1955
| | |
| Species | Microgaster chrysosternis Tobias, 1986
| | |
| Species | Microgaster chrysostigma Tobias, 1964
| | |
| Species | Microgaster cincticornis De Saeger, 1944
| | |
| Species | Microgaster cingulata Granger, 1949
| | |
| Species | Microgaster circumscriptus Nees, 1834
| | |
| Species | Microgaster claritibia Papp, 1959
| | |
| Species | Microgaster combinatus Papp, 1984
| | |
| Species | Microgaster compressifemur Fahringer, 1937
| | |
| Species | Microgaster comptanae Viereck, 1911 ⇒ Microgaster hospes
| | |
| Species | Microgaster confusa Papp, 1971 ⇒ Microgaster stictica
| | |
| Species | Microgaster congestus Nees, 1834
| | |
| Species | Microgaster congregata Say, 1836
| | |
| Species | Microgaster congregatiformis Viereck, 1917
Yellow screwstem | | |
| Species | Microgaster coniferae Haliday, 1834
| | |
| Species | Microgaster connexa Nees, 1834
| | |
| Species | Microgaster connexus Nees, 1834
| | |
| Species | Microgaster consors Nixon, 1968
| | |
| Species | Microgaster contaminatus Haliday, 1834
| | |
| Species | Microgaster contubernalis Marshall, 1898 ⇒ Microgaster meridiana
| | |
| Species | Microgaster coronata De Saeger, 1944
| | |
| Species | Microgaster coxalis De Saeger, 1944
| | |
| Species | Microgaster crassicornis Ruthe, 1860
| | |
| Species | Microgaster crenulata Granger, 1949 ⇒ Microgaster grangeri
| | |
| Species | Microgaster curticornis Granger, 1949
| | |
| Species | Microgaster curvicrus Thomson, 1895 ⇒ Microgaster luctuosa
| | |
| Species | Microgaster debilii Papp, 1976
| | |
| Species | Microgaster debilitata Papp, 1976
Paradox cinquefoil | | |
| Species | Microgaster decens Tobias, 1964
| | |
| Species | Microgaster deceptor Nixon, 1968
| | |
| Species | Microgaster decorus Haliday, 1834
| | |
| Species | Microgaster deductor Nixon, 1968
| | |
| Species | Microgaster deprimator Fabricius, 1798
| | |
| Species | Microgaster desertorum Telenga, 1955
| | |
| Species | Microgaster detracta Walker, 1860
| | |
| Species | Microgaster diaphaniae Muesebeck, 1958
| | |
| Species | Microgaster dilectus Haliday, 1834
| | |
| Species | Microgaster discoidus Xu & He, 2000
| | |
| Species | Microgaster dorsalis Spinola, 1808
| | |
| Species | Microgaster ductilis Nixon, 1968
| | |
| Species | Microgaster dudichi Papp, 1961
| | |
| Species | Microgaster duvauae Brèthes, 1916
| | |
| Species | Microgaster earina Wilkinson, 1929
| | |
| Species | Microgaster ecdytolophae
| | |
| Species | Microgaster elegans Herrich-Schaffer, 1838
| | |
| Species | Microgaster emarginatus Nees, 1834
| | |
| Species | Microgaster ensiformis Ratzeburg, 1844
| | |
| Species | Microgaster epagoges Gahan, 1917
| | |
| Species | Microgaster epectina De Saeger, 1944
| | |
| Species | Microgaster epectinopsis De Saeger, 1944
| | |
| Species | Microgaster erro Nixon, 1968
| | |
| Species | Microgaster euchthoniae Blanchard, 1939
| | |
| Species | Microgaster eupolis Nixon, 1968
| | |
| Species | Microgaster eurygaster Cameron, 1911
| | |
| Species | Microgaster evonymellae Bouche, 1834
| | |
| Species | Microgaster exilis Haliday, 1834
| | |
| Species | Microgaster falcatus Nees, 1834
| | |
| Species | Microgaster famula Nixon, 1968
| | |
| Species | Microgaster fasciipennis
| | |
| Species | Microgaster femoralamericana Shenefelt, 1973
| | |
| Species | Microgaster femoralamericanus Shenefelt, 1973
| | |
| Species | Microgaster femoralis Muesebeck, 1922 ⇒ Microgaster femoralamericanus
| | |
| Species | Microgaster ferruginea Xu & He, 2000
| | |
| Species | Microgaster filizinancae Kocak & Kemal, 2013
| | |
| Species | Microgaster fischeri Papp, 1960
| | |
| Species | Microgaster flavipalpis Brulle, 1832
| | |
| Species | Microgaster flavipes Haliday, 1834
| | |
| Species | Microgaster flaviventris Xu & He, 2002 ⇒ Cotesia americanus
| | |
| Species | Microgaster flavofacialis Granger, 1949
| | |
| Species | Microgaster flora
| | |
| Species | Microgaster formosus Wesmael, 1837
| | |
| Species | Microgaster fulvicornis Wesmael, 1837
| | |
| Species | Microgaster fulvicrus Thomson, 1895
Bull filaree, Texas filaree, Texas fillarie | | |
| Species | Microgaster fulvipes Haliday, 1834
| | |
| Species | Microgaster fusca Papp, 1959
| | |
| Species | Microgaster fuscipennis Zetterstedt, 1838
| | |
| Species | Microgaster gagates Nees, 1834
| | |
| Species | Microgaster gallicolus Giraud, 1869
| | |
| Species | Microgaster garmani
| | |
| Species | Microgaster gastropachae Bouche, 1834
| | |
| Species | Microgaster gelechiae Riley, 1869
Suckling clover | 2 | Subspecies |
| Species | Microgaster germanus Haliday, 1834
| | |
| Species | Microgaster gerulus Papp, 1980
| | |
| Species | Microgaster glabrior Alexeev, 1971
| | |
| Species | Microgaster glabritergites Xu & He, 2000
| | |
| Species | Microgaster globata Linnaeus, 1758
| | |
| Species | Microgaster globator Thunberg, 1822 ⇒ Microgaster globata
| | |
| Species | Microgaster gossypina Retzius, 1783 ⇒ Microgaster globata
| | |
| Species | Microgaster gracilis Inanc, 1992
| | |
| Species | Microgaster grandis Thomson, 1895 ⇒ Microgaster meridiana
| | |
| Species | Microgaster grangeri Shenefelt, 1973
| | |
| Species | Microgaster gregaria Schrank, 1781
| | |
| Species | Microgaster guamensis Holmgren, 1868
| | |
| Species | Microgaster harnedi Muesebeck, 1922
| | |
| Species | Microgaster heterocera De Saeger, 1944
| | |
| Species | Microgaster heterocerus Ruthe, 1860
| | |
| Species | Microgaster hilaris Haliday, 1834
| | |
| Species | Microgaster himalayensis Cameron, 1910
| | |
| Species | Microgaster homocera De Saeger, 1944
| | |
| Species | Microgaster hospes Marshall, 1885
| | |
| Species | Microgaster hungarica Szépligeti, 1896
| | |
| Species | Microgaster hyalina Cresson, 1865
Winged surfclam | | |
| Species | Microgaster hyphantriae
| | |
| Species | Microgaster immunis Haliday, 1834
| | |
| Species | Microgaster impressus Wesmael, 1837
| | |
| Species | Microgaster improvisus Papp, 1984
| | |
| Species | Microgaster impurus Nees, 1834
| | |
| Species | Microgaster incertus Ruthe, 1859
| | |
| Species | Microgaster inclusus Ratzeburg, 1844
| | |
| Species | Microgaster incurvata Papp, 1976 ⇒ Microgaster globata
| | |
| Species | Microgaster indica Wilkinson, 1927
| | |
| Species | Microgaster infimus Haliday, 1834
| | |
| Species | Microgaster insularis Hedqvist, 1965
| | |
| Species | Microgaster intercus Schrank, 1781
| | |
| Species | Microgaster intermedia Ivanov, 1899 ⇒ Microgaster procera
| | |
| Species | Microgaster jocare
| | |
| Species | Microgaster kivuana De Saeger, 1944
| | |
| Species | Microgaster kuchingensis Wilkinson, 1927
| | |
| Species | Microgaster lacteipennis Curtis, 1830
| | |
| Species | Microgaster lacteus Nees, 1834
| | |
| Species | Microgaster laevigatus Ratzeburg, 1848
| | |
| Species | Microgaster laeviscuta Thomson, 1895 ⇒ Microgaster globata
| | |
| Species | Microgaster laevissimus Ratzeburg, 1848
| | |
| Species | Microgaster lateralis Haliday, 1834
| | |
| Species | Microgaster latitergum Song & Chen, 2004
| | |
| Species | Microgaster leechi Walley, 1935
| | |
| Species | Microgaster lineipes Wesmael, 1837
| | |
| Species | Microgaster lineola Curtis, 1830
| | |
| Species | Microgaster liparidis Bouché, 1834
| | |
| Species | Microgaster longicalcar Xu & He, 2003
| | |
| Species | Microgaster longicauda Wesmael, 1837
| | |
| Species | Microgaster longicaudata Xu & He, 2000
| | |
| Species | Microgaster longiterebra Xu & He, 2000
| | |
| Species | Microgaster luctuosa Haliday, 1834
| | |
| Species | Microgaster lugubris Ruthe, 1860
| | |
| Species | Microgaster maculata Walker, 1833 ⇒ Miscogaster maculata
| | |
| Species | Microgaster magnifica Wilkinson, 1929 ⇒ Microgaster magnificus
| | |
| Species | Microgaster magnificus Wilkinson, 1929
| | |
| Species | Microgaster majalis Wesmael, 1837
| | |
| Species | Microgaster malimbus Papp, 1984
| | |
| Species | Microgaster mandibularis Thomson, 1895
| | |
| Species | Microgaster marginatus Nees, 1834
| | |
| Species | Microgaster marginella Wesmael, 1837 ⇒ Microgaster postica
| | |
| Species | Microgaster marginiventris Cresson, 1865 ⇒ Cotesia marginiventris
| | |
| Species | Microgaster marilandica
| | |
| Species | Microgaster mayae Shestakov, 1932
| | |
| Species | Microgaster medianus Ratzeburg, 1852
| | |
| Species | Microgaster mediator Haliday, 1834
| | |
| Species | Microgaster mediosulcata Granger, 1949
| | |
| Species | Microgaster megaulax De Saeger, 1944
| | |
| Species | Microgaster meges Nixon, 1965 ⇒ Microgaster rugosicoxa
| | |
| Species | Microgaster melanoscelus Ratzeburg, 1844
| | |
| Species | Microgaster melligaster Provancher, 1886
| | |
| Species | Microgaster memorata Papp, 1971
| | |
| Species | Microgaster meridiana Haliday, 1834
| | |
| Species | Microgaster messoria Haliday, 1834
| | |
| Species | Microgaster metacarpalis Thomson, 1895
| | |
| Species | Microgaster mexicana Cameron, 1887
| | |
| Species | Microgaster mikeno De Saeger, 1944
| | |
| Species | Microgaster militaris Walsh, 1861
| | |
| Species | Microgaster minuta Reinhard, 1880
| | |
| Species | Microgaster moestus Ratzeburg, 1852
| | |
| Species | Microgaster morata Wilkinson, 1929
| | |
| Species | Microgaster mortuorum Rossi, 1792
| | |
| Species | Microgaster necopinatus Papp, 1984
| | |
| Species | Microgaster neglecta De Saeger, 1944
| | |
| Species | Microgaster nerione Nixon, 1968
| | |
| Species | Microgaster nigricans Nees, 1834
Wedgeleaf primrose | | |
| Species | Microgaster nigricornis Motschoulsky, 1863
Alaska razor | | |
| Species | Microgaster nigripes Ratzeburg, 1844
| | |
| Species | Microgaster nigromacula De Saeger, 1944
| | |
| Species | Microgaster nitidula Wesmael, 1837
| | |
| Species | Microgaster nixalebion Shaw, 2004
| | |
| Species | Microgaster nixoni Austin & Dangerfield, 1992
| | |
| Species | Microgaster nobilis Reinhard, 1880
| 2 | Subspecies |
| Species | Microgaster novicia Marshall, 1885
| | |
| Species | Microgaster novicius Marshall, 1885
| | |
| Species | Microgaster noxia Papp, 1976
Paradox cinquefoil | | |
| Species | Microgaster obscuripennata You & Xia, 1992
| | |
| Species | Microgaster obscurus Nees, 1834
| | |
| Species | Microgaster obsepiens Nixon, 1968 ⇒ Microgaster subtilipunctata
| | |
| Species | Microgaster ocellatae Bouche, 1834
| | |
| Species | Microgaster octonarius Ratzeburg, 1852
| | |
| Species | Microgaster opheltes Nixon, 1968
| | |
| Species | Microgaster ordinaria Ratzeburg, 1844
| | |
| Species | Microgaster ostriniae Xu & He, 2000
| | |
| Species | Microgaster palpicolor De Saeger, 1944
| | |
| Species | Microgaster pantographae Muesebeck, 1922
| | |
| Species | Microgaster papua Wilkinson, 1936
| | |
| Species | Microgaster parasitellae Bouché, 1834
| | |
| Species | Microgaster parvistriga Thomson, 1895
Bull filaree, Texas filaree, Texas fillarie | | |
| Species | Microgaster perlae Doumerc, 1855
| | |
| Species | Microgaster perlegans Bingham, 1906
| | |
| Species | Microgaster perniciosa Wilkinson, 1929 ⇒ Diolcogaster perniciosus
| | |
| Species | Microgaster peroneae Walley, 1935
| | |
| Species | Microgaster persimilis Wilkinson, 1929
| | |
| Species | Microgaster petiolaris Szépligeti, 1905
| | |
| Species | Microgaster phryne Nixon, 1968 ⇒ Microgaster fusca
| | |
| Species | Microgaster phthorimaeae Muesebeck, 1922
| | |
| Species | Microgaster picipes Bouché, 1834
| | |
| Species | Microgaster pictipes Marshall, 1898
| | |
| Species | Microgaster pieridis Bouche, 1834
| | |
| Species | Microgaster pilicornis Thomson, 1895
| | |
| Species | Microgaster pinos Cresson, 1865
Winged surfclam | | |
| Species | Microgaster planiabdominalis You, 2002
| | |
| Species | Microgaster plecopterae Wilkinson, 1929
| | |
| Species | Microgaster pluto Morley, 1936 ⇒ Microgaster plutocongoensis
| | |
| Species | Microgaster plutocongoensis Shenefelt, 1973
| | |
| Species | Microgaster polita Marshall, 1885
| | |
| Species | Microgaster popularis Haliday, 1834
| | |
| Species | Microgaster postica Nees, 1834
Wedgeleaf primrose | | |
| Species | Microgaster praepotens Haliday, 1834
| | |
| Species | Microgaster primordialis Brues, 1906
| | |
| Species | Microgaster procera Ruthe, 1860
| | |
| Species | Microgaster procris Fischer, 1964
| | |
| Species | Microgaster pseudotibialis Fahringer, 1937
Braconid wasp | | |
| Species | Microgaster psilocnema De Saeger, 1944
| | |
| Species | Microgaster pteroloba De Saeger, 1944
| | |
| Species | Microgaster pthorimaeae
| | |
| Species | Microgaster punctiger Wesmael, 1837
| | |
| Species | Microgaster punctithorax Xu & He, 2000
| | |
| Species | Microgaster raschkiellae Shaw, 2012
| | |
| Species | Microgaster ratzeburgii Ruthe, 1860
| | |
| Species | Microgaster ravus You & Zhou, 1996
| | |
| Species | Microgaster recusans Walker, 1860
| | |
| Species | Microgaster resplendens Wilkinson, 1929
| | |
| Species | Microgaster retentus Papp, 1984
| | |
| Species | Microgaster reticulata Shestakov, 1940
| | |
| Species | Microgaster rixosus Wilkinson, 1929
| | |
| Species | Microgaster robiniae Fitch, 1859
| | |
| Species | Microgaster ruandana De Saeger, 1944
| | |
| Species | Microgaster rubricollis Spinola, 1851
| | |
| Species | Microgaster rubripes Haliday, 1834
| | |
| Species | Microgaster ruficornis Nees, 1834
| | |
| Species | Microgaster ruficoxis Ruthe, 1858
| | |
| Species | Microgaster ruficrus Haliday, 1834
| | |
| Species | Microgaster rufipes Nees, 1834 ⇒ Miscogaster rufipes
Wedgeleaf primrose | | |
| Species | Microgaster rufithorax Granger, 1949
| | |
| Species | Microgaster rufotestacea Granger, 1949
| | |
| Species | Microgaster rugosicoxa Papp, 1959
| | |
| Species | Microgaster rugosus Nees, 1834
| | |
| Species | Microgaster rugulosus Nees, 1834
| | |
| Species | Microgaster ruralis Xu & He, 1998
| | |
| Species | Microgaster russata Haliday, 1834
| | |
| Species | Microgaster russatus Haliday, 1834
| | |
| Species | Microgaster schizurae
| | |
| Species | Microgaster scopelosomae Muesebeck, 1926
| | |
| Species | Microgaster scotica Marshall, 1885
| | |
| Species | Microgaster semicircularis Ratzeburg, 1844
| | |
| Species | Microgaster semirufa De Saeger, 1944
| | |
| Species | Microgaster sericea Nees, 1834
| | |
| Species | Microgaster seyrigi Granger, 1949
| | |
| Species | Microgaster shennongjiaensis Xu & He, 2001
| | |
| Species | Microgaster shennongjianensis Xu & He, 2001
| | |
| Species | Microgaster sinica Xu & He, 2000
| | |
| Species | Microgaster sodalis Haliday, 1834
| | |
| Species | Microgaster sofron Nixon, 1970
| | |
| Species | Microgaster solidaginis
| | |
| Species | Microgaster sons Wilkinson, 1932
| | |
| Species | Microgaster sordipes Nees, 0
| | |
| Species | Microgaster spectabilis Haliday, 1834
| | |
| Species | Microgaster spinolae Haliday, 1834 ⇒ Microgaster meridiana
| | |
| Species | Microgaster spreta Marshall, 1885
| | |
| Species | Microgaster spuria Wesmael, 1837
| | |
| Species | Microgaster steinbergi Tobias, 1964
| | |
| Species | Microgaster stenoterga De Saeger, 1944
| | |
| Species | Microgaster stictica Ruthe, 1858
| | |
| Species | Microgaster stigmatica Ratzeburg, 1844
| | |
| Species | Microgaster striatoscutellaris Kiss, 1927 ⇒ Microgaster fulvicrus
| | |
| Species | Microgaster subcomplectus Nees, 1834
| | |
| Species | Microgaster subcompleta Nees, 1834
Wedgeleaf primrose | | |
| Species | Microgaster subcutanea Linnaeus, 1758
| | |
| Species | Microgaster subincompleta Ratzeburg, 1852
| | |
| Species | Microgaster subtilipunctata Papp, 1959
| | |
| Species | Microgaster subtorquata Granger, 1949
| | |
| Species | Microgaster sulcata De Saeger, 1944
| | |
| Species | Microgaster superba De Saeger, 1944
| | |
| Species | Microgaster swammerdamiae Muesebeck, 1922 ⇒ Microgaster novicius
| | |
| Species | Microgaster sylleptae De Saeger, 1942
| | |
| Species | Microgaster syntopic Fernández-Triana, 2018
| | |
| Species | Microgaster szelenyii Papp, 1974
| | |
| Species | Microgaster taishana Xu, He & Chen, 1998
| | |
| Species | Microgaster taiticus Holmgren, 1868
| | |
| Species | Microgaster tearae Wilkinson, 1929
| | |
| Species | Microgaster tegularia Papp, 1959
| | |
| Species | Microgaster tegularis Szépligeti, 1905
| | |
| Species | Microgaster tenebrosus Wesmael, 1837
| | |
| Species | Microgaster tianmushana Xu & He, 2001
| | |
| Species | Microgaster tibialis Nees, 1834 ⇒ Microgaster pseudotibialis
| | |
| Species | Microgaster tiro Reinhard, 1880
| | |
| Species | Microgaster tjibodas Wilkinson, 1927
| | |
| Species | Microgaster torquatiger Granger, 1949
| | |
| Species | Microgaster tortricis Schrank, 1781
| | |
| Species | Microgaster tremenda Papp, 1971
| | |
| Species | Microgaster triangulator Wesmael, 1837
| | |
| Species | Microgaster trichotaphae Walley, 1932 ⇒ Microgaster gelechiae
| | |
| Species | Microgaster tristiculus Granger, 1949
| | |
| Species | Microgaster tristis Nees, 1834
| | |
| Species | Microgaster tuberculata Bouche, 1834
| | |
| Species | Microgaster tuberculatus Bouche, 1834
| | |
| Species | Microgaster tuberculifer Wesmael, 1837
| | |
| Species | Microgaster turneri Wilkinson, 1929
| | |
| Species | Microgaster uliginosa Thomson, 1895
Bull filaree, Texas filaree, Texas fillarie | | |
| Species | Microgaster utibilis Papp, 1976
Paradox cinquefoil | | |
| Species | Microgaster vacillatropsis De Saeger, 1944
| | |
| Species | Microgaster validus Thomson, 1895
| | |
| Species | Microgaster varicornis Rondani, 1872
| | |
| Species | Microgaster varipes Ruthe, 1860
| | |
| Species | Microgaster vestalis Haliday, 1834
| | |
| Species | Microgaster vidua
| | |
| Species | Microgaster viduus Ruthe, 1860
| | |
| Species | Microgaster viminetorum Wesmael, 1837
| | |
| Species | Microgaster vitripennis Curtis, 1830
| | |
| Species | Microgaster vulcana De Saeger, 1944
| | |
| Species | Microgaster vulgaris Ruthe, 1860 ⇒ Microgaster messoria
| | |
| Species | Microgaster vulpina Wilkinson, 1929
| | |
| Species | Microgaster weitenweberi Amerling, 1862
| | |
| Species | Microgaster wesmaeli Ruthe, 1860
| | |
| Species | Microgaster wittei De Saeger, 1944
| | |
| Species | Microgaster xanthopus Ruthe, 1860
| | |
| Species | Microgaster xanthostigma Haliday, 1834
| | |
| Species | Microgaster yichunensis Xu & Chen, 2002
| | |
| Species | Microgaster yunnanensis Xu & He, 1999
| | |
| Species | Microgaster zhaoi Xu & He, 1997
| | |
