Eustenancistrocerus Blüthgen, 1938

Li, Ting-Jing, Bai, Yue & Chen, Bin, 2022, A revision of the genus Jucancistrocerus Blüthgen, 1938 from China, with review of three related genera (Hymenoptera: Vespidae: Eumeninae), Zootaxa 5105 (3), pp. 401-420 : 412

Eustenancistrocerus Blüthgen, 1938

Eustenancistrocerus Blüthgen, 1938b: 443 , 460, subgenus of “ Stenancistrocerus de Saussure ” sensu Blüthgen; Blüthgen, 1951: 173.

Type species Odynerus ( Odynerus division Epsilon ) blanchardianus de Saussure, 1855, by original designation.

Diagnosis. Clypeus wider than long; pretegular keel absent on the pronotum; tegula posteriorly exceeding the apex of parategula; tegula in subgenus Eustenancistrocerus with dense, strong, and sieve-like translucent punctures ( Fig. 60 ), yet in subgenus Parastenancistrocerus inconspicuous, fine and superficially punctate, usually with only two slightly larger translucent spots ( Fig. 70 ); transverse carina at base of T1 lying on the plane of the horizontal surface ( Figs 62 , 71 ).

Distribution. Palaearctic, Ethiopian, and Oriental Region.

Figures

FIGURES 56–64. Eustenancistrocerus (Eustenancistrocerus) askhabadensis, ♂. 56. Habitus, dorsal view; 57. Head, frontal view; 58. Vertex and pronotal carina, frontal view; 59. T1, dorsal view; 60. Tegula, dorsal view; 61. Propodeum, dorsal view; 62. Metasoma, dorsal view; 63. Metasoma, ventral view; 64. Antenna.

FIGURES 65–72. Eustenancistrocerus (Parastenancistrocerus) amadanensis amadanensis, 65, 67, 69–72, ♀; 66, 68, ♂. 65– 66. Habitus, dorsal view; 67–68. Head, frontal view; 69. Vertex and pronotal carina, frontal view; 70. Tegula; 71. Metasoma, dorsal view; 72. Metasoma, ventral view.