Extensive sampling and thorough taxonomic assessment of Afrotropical Rhyssinae (Hymenoptera, Ichneumonidae) reveals two new species and demonstrates the limitations of previous sampling efforts

Diagnostic character traits used in the identification key. A Areolet (Megarhyssa babaulti holotype) B open areolet (http://mus.utu.fi/ZMUT.5788) C subalar prominence flange (http://mus.utu.fi/ZMUT.2520) D subalar prominence without flange and dorsal margin of mesopleuron with flange (http://mus.utu.fi/ZMUT.5853) E dorsal margin of mesopleuron without flange (SAMC SAM–HYM–P048018) F elliptical apical horn of metasoma (http://mus.utu.fi/ZMUT.5766) G half-elliptical apical horn of metasoma (http://mus.utu.fi/ZMUT.5853) H frons without carinae (http://mus.utu.fi/ZMUT.4920) I frons without lateral carinae (http://mus.utu.fi/ZMUT.3234) J striate tergite 3 (http://mus.utu.fi/ZMUT.5788) K punctate tergite 3 (http://mus.utu.fi/ZMUT.5663) L hypostomal carina raised into elevated flange (SAMC SAM–HYM–P048018) M hypostomal carina raised into low flange (E. shaka holotype) N half-elliptical apical horn of metasoma (http://mus.utu.fi/ZMUT.5663) O elliptical apical horn of metasoma (E. shaka holotype). Image A is from van Noort (2019). Image D has been flipped horizontally.