Alexeter Förster, 1869
Type species: Mesoleptus ruficornis Gravenhorst, 1829 (= Ichneumon segmentarius Fabricius, 1787); desig. by Viereck (1914)
Adranes Förster, 1869; preocc. by Le Conte, 1850; syn. by Townes, Momoi & Townes (1965)
Type species: Tryphon multicolor Gravenhorst, 1829; desig. by Townes, Momoi & Townes (1965)
Zemiophion Förster, 1869
Type species: Mesoleius laevissimus Strobl, 1903 (= Tryphon rapinator Gravenhorst,1829); desig. by Perkins (1962)
Alexeter sectator var. daisetsuzanus Uchida, 1930: 293; 北海道（大雪山）,樺太
Alexeter daisetsuzanus: Togashi, 1993: 48; 石川（白山砂防新道）
分布：北,本;樺太
Alexeter dorogawensis Uchida, 1930: 292; 奈良
分布：本
Ichneumon nebulator Thunberg, 1822: 261; イギリス,スエーデン
Mesoleptus melanocephalus Gravenhorst, 1829: 28; ポーランド; synonymized by Roman (1912)
Alexeter nebulator: Uchida, 1930: 291; 北海道（天塩,大雪山,札幌）
Alexeter nebulator: Uchida, 1935: 119; 択捉島
Alexeter melanocephalus: Togashi, 1993: 49; 石川（白山砂防新道）
分布：北,本,千島;旧北区
Thunberg CP (1822) Ichneumonidea, Insecta Hymenoptera illustrata. Mémoires de l'Académie Imperiale des Sciences de Saint Petersbourg, 8: 249-281.