Dicranorhina ruficornis ( Cameron, 1889 )

Mawadda, N. V. Ayisha, Kumar, P. Girish, Sureshan, P. M. & Rajan, Tessy, 2019, A taxonomic review of the genus Dicranorhina Shuckard (Hymenoptera: Crabronidae: Crabroninae) from the Indian subcontinent with the description of three new species from Southern Western Ghats, Zootaxa 4629 (1), pp. 109-121 : 117

Dicranorhina ruficornis ( Cameron, 1889)

Piagetia ruficornis Cameron, 1889: 133 , Holotype or syntypes, India: Maharashtra: Pune (OXUM).

Diagnosis. Apex of clypeus medially incised, disc keeled in the middle which is narrowed at base. Inter ocular distance as long as F1; F1 longer than F2. Recurrent vein 1 and 2 almost united anteriorly. Hind femur near base beneath without distinct tooth, but only with a preapical thickening. Clypeus, antenna, prothorax, T1, T6 and legs extensively ferruginous. Mesoscutum anteriorly, mesopleuron partly, propodeum except dorsomedian area and posterior side, and T2 at base ferruginous. Setae silvery. Size 9 mm.

Distribution. India: Maharashtra: Pune ( Cameron, 1889), West Bengal: Barrackpore ( Rothney, 1903); and Sri Lanka ( Tsuneki, 1983).

Remarks. No material is available for the study; hence this description is taken from Tsuneki (1983).