Triknightia mira Shcherbakov, 2021

Shcherbakov, D. E., 2021, New Curvicubitidae and Paraknightiidae (Homoptera: Cicadomorpha) from the Triassic of Central Asia, Russian Entomological Journal 30 (2), pp. 129-134 : 132-133

Triknightia mira Shcherbakov , sp.n.

Figs 9–12.

MATERIAL. Holotype PIN 2069 /3278±, complete insect, Dzhailoucho (Madygen, northern area). Paratype PIN 2083 /244±, tegmen, Madygen (western area); Leilek District , Batken Region , SW Kyrgyzstan; Madygen Formation, Ladinian–Carnian .

DESCRIPTION. Body with folded hemielytra 9.6 mm long, 3.8 mm wide, hemielytron 6.9 mm long (holotype); paratype hemielytron 7.1 mm long, 2.3 mm wide (3.1:1). Head quarter circle in plane, foliaceous in anterior 1/2 radius; eyes small, ovoid; clypeus plus lora twice wider than eye. Pronotum low U-shaped, posterior margin arched medially, truncate laterally; paranota wide with arched lateral margins. Mesonotum low triangular, rostrum traceable beyond it. Dorsum finely minutely punctate-areolate. Hemielytron: Costal margin truncate at base, shallowly arched beyond; basal extension of costal carina reaching R +M; costal area at level of claval apex nearly as wide as remaining corium. Basal cell 1/3 hemielytron length, or 3/4 clavus length, with long medial fracture; free M base very long. R stem running nearly to apex of corium. M and CuA with small triangular forks. Anterior cubital area wide. Clavus almost 1/2 hemielytron length, claval veins uniting at 3/4 clavus length .

ETYMOLOGY. Latin mirus (wonderful, strange).

Homoptera Cicadomorpha from the Triassic of Central Asia 133 Acknowledgements. I am greatly indebted to Lian Xinneng (Nanjing Institute of Geology and Palaeontology, Chinese Academy of Sciences) for his prompt assistance with the literature and to Roman Rakitov (PIN) for his generous help with SEM imaging. The study was supported by the Russian Science Foundation (project 21-14-00284).