On the exact position of the tribe Incolacridini in the modern classification of grasshoppers (Orthoptera: Acrididae) Author Storozhenko, Sergey Yu. text Zootaxa 2021 2021-05-13 4970 1 106 118 journal article 6427 10.11646/zootaxa.4970.1.3 45d1d4f9-cd28-4759-bba9-4029f04f3f7e 1175-5326 4756017 9BF933DB-E764-42F8-94B6-257B91146E82 Genus Asymmetritania Storozhenko , gen. nov. Type species: Stolzia vietnamensis Storozhenko, 2020 , here designated. Description . Head in frontal view oval; frontal ridge narrow, almost reaching the clypeus ( Fig. 27 ). Face in lateral view reclinate; frontal ridge projecting between the antennae but forming a relatively short rostrum ( Figs. 25, 26 ). Ventral genicular lobes of the hind femora narrowly triangular with apex obtuse, without spine ( Fig. 14 ). Male 10th abdominal tergite with furculae. Male supra-anal plate long, with a median basal impression, lateral margins with a pointed tooth in apical third, apex rounded ( Figs. 13 , 30 ). Male cerci compressed, short, conical, with or without a small preapical tooth. Valves of ovipositor short, with apex rounded and strongly dentate ( Fig. 29 ). Male genitalia: epiphallus strongly asymmetrical; bridge narrow; left lophus large, extending; right lophus small; ancorae absent; oval sclerites separated from epiphallus ( Figs. 22 , 32 ); apodemes long and narrow; valves of cingulum and apical valves of penis long, completely covered by ectophallic sheath of penis; basal valves of penis connected with apical ones by a short sclerotized or membranous flexure ( Figs. 21 , 33 ). Composition . The genus consists of two species from continental part of South-East Asia. Etymology . From Latin asymmetrica and the genus name Bettotania . Genus feminine.