Macrocosmetura, Chang & Wang & Shi, 2021

Chang, Yan-Lin, Wang, Tao & Shi, Fu-Ming, 2021, Three new genera and five new species of the tribe Meconematini (Orthoptera: Tettigoniidae: Meconematinae) from Southwestern China, European Journal of Taxonomy 751 (1), pp. 140-158 : 151-152

Genus Macrocosmetura gen. nov.

urn:lsid:zoobank.org:act:BD653BDD-C0CC-495F-A4E1-718935D49C86

Type species

Macrocosmetura truncata gen. et sp. nov.

Diagnosis

The new genus resembles the genus Acosmetides gen. nov., but differs from it in the following characters: male and female ninth abdominal tergite markedly elongated ventrally, and tenth abdominal tergite extended backwards in both sexes with a concavity in the middle of the posterior margin.

Etymology

The name of the new genus is derived from the Greek ʻ macr -ʼ, meaning ʻlargeʼ or ʻlongʼ, and the genus name Cosmetura . The Chinese name of the genus is kffl尾ễh (Da Shi Wei Zhong Shu).

Generic characters

Body small, robust, comparatively large for the related genera. Fastigium verticis conical, apex rounded, furrowed dorsally. Eyes globular. Apical segment of maxillary palpus longer than subapical one, apical area inflated, apex truncate. Pronotum elongated backwards, posterior area of lateral lobe tapering. Ninth abdominal tergite with lateral surfaces protruding ventrally, apices finger-shaped; tenth abdominal tergite expanded backwards. Male genitalia sclerotized; subgenital plate with basal half broad, apical half with middle lobe and short paired lateral lobes.