Crossocerus sp. 2

Dollfuss, H., L, Crossocerus, D, Entomognathus, L, Dasyproctus, L, Kronbeinictus & L, Lindenius, 2006, The Crabroninae Wasps of " Biologiezentrum Linz " - Collection in Linz, Austria, (Hymenoptera, Apoidea, Crabronidae), Part 2, Linzer biologische Beiträge 38 (1), pp. 505-532 : 514

Crossocerus sp. 2

T h a i l a n d 2, Mae Hong Son prov. , pass near Soppong, 1500m, 19°27’N 98°20’E, 7.- 10. V.1997, leg. S. Becvar j. & sen. These small males probably belong to the subgenus of Yuchiha PATE 1944 . They are characterized as follows: very small size (3.5 mm) ; body black, only antennal scapes yellow-brown beneath; mandibles brown und tibiae partly brown; antenna 13-segmented; mandibles bidentate; vertex polished; scutum microsculptured without longitudinal rugae posterior; mesopleuron polished; propodeum short and polished, no distinct propodeal area.