Lusius Tosquinet, 1903

Pos, Davide Dal, Claridge, Brandon, Diller, Erich, Noort, Simon Van & Giovanni, Filippo Di, 2023, Still counting: new records, nomenclatural notes, and three new species of Phaeogenini (Hymenoptera, Ichneumonidae, Ichneumoninae) from the Afrotropical region, European Journal of Taxonomy 868, pp. 1-71 : 60

Key to the Afrotropical species of Lusius Tosquinet, 1903 (updated from Rousse et al. 2013)

1. Clypeus as wide as high, strongly pointed apico-laterally (A); flagellum entirely testaceous (male unknown) (B)......................................................................... L. flummox Rousse & van Noort, 2013

– Clypeus wider, about one and a half times wider than high, weakly pointed apico-laterally (a); flagellum tri-coloured in both sexes: basally testaceous, medially white and apically black (b)........ .......................................................................................................... L. tenuissimus ( Heinrich, 1938)