The new genus Xyeloblacus (type species: Xyeloblacus leucobasis spec, nov.) is described and illustrated; it belongs to a new tribe (Xyeloblacini van Achterberg), and two Palaearctic species are included. The type species has been reared from two Xyela spp. ("Symphyta"; Xyelidae; Xyelinae) in Austria.

Additional Metadata
Keywords Hymenoptera, Braconidae, Blacinae, Xyeloblacus, Palaearctic, Austria, Poland, Japan, key
Journal Zoologische Mededelingen

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van Achterberg, C, & Altenhofer, E. (1997). Xyeloblacus gen. nov. (Hymenoptera: Braconidae: Blacinae) parasitoid of Xyelinae (Xyelidae: Hymenoptera). Zoologische Mededelingen, 71(25), 291–298.