Contributions to the knowledge of the spheciformes fauna (Hymenoptera: Ampulicidae, Crabronidae, Sphecidae) from Vietnam Pham, Phong Huy Antropov, A. V. Russian Entomological Journal 2021 2021-09-30 30 3 314 322 3VD86 (F. Smith) F. Smith 1856 [922,1134,661,680] Insecta Crabronidae Liris Animalia Hymenoptera 3 317 Arthropoda species laboriosus    1. Outer margin of mandible rather shallowly notched; head and thorax with golden pubescence; scape, pedicel, and legs except basal portions ferruginous; wings purplish dark brown; body length 14–20 mm.............................. ............................................  Liris aurulentus(Fabricius)  — Outer margin of mandible markedly deeply notched .... 2   2. Disc of pygidium with a bare and polished wedge-shaped area enlarging from base to middle; pygidial setae black; body length 10 mm............  Liris robustoides(William)  — Disc of pygidium without bare and polished wedge-shaped area ................................................................................ 3   3. Mesopleuron shining and punctuate; pronotum in middle highly raised only nearly mesoscutum; body length 6–9 mm..........................................  Liris festinans(F. Smith)  — Mesopleuron coriaceous or dull; pronotum in middle markedly depressed only below mesoscutum .............. 4   4. Hind femora and all tibiae reddish; propodeum without lateral carinae; body length 11 mm................................ ............................................  Liris larriformis(William)  — All tibiae black ............................................................... 5   5. Setae on head, thorax and pile bands on metasomal ternum golden; metasomal sternum with carina extending from near base to middle; body length 15 mm....................... ..................................................  Liris deplanatus(Kohl)  — Setae on head, thorax and metasomal bans of pile silvery ....................................................................................... 6   6. Anterior bevel of clypeus lobe impunctate and polished; body light; body length 10–13 mm................................ .....................................................  Liris difficilisTsuneki  — Anterior bevel of clypeus lobe punctate and dull; body dull; body length 10–13 mm..  Liris subtessellatus(F. Smith)