A new species of Antocha Osten Sacken, 1860 (Diptera: Limoniidae) from Sichuan, China

Abstract

The short-palped crane fly, Antocha (Antocha) bella Markevičiūtė & Podenas sp. nov., is described from specimens collected in Sichuan, China. Redescriptions of Antocha (Antocha) fortidens Alexander, 1933 and Antocha (Antocha) nebulipennis immaculata Alexander, 1938, illustrations of distinguishing morphological features, general distribution, checklist and key to species of Antocha Osten Sacken from Sichuan, China are provided.

New species and records of the genus Antocha Osten Sacken (Diptera, Limoniidae) from Tibet, China with a key to species in Qinghai-Tibet region

“…(A.) lacteibasis, the basal section of vein M 3 is about twice as long as m-m, and the outer gonostylus narrow with acute tip (Alexander 1935;Markevičiūtė et al 2019Markevičiūtė et al , 2021. Diagnosis.…”

“…In China, this species was previously only known in Sichuan province and is now recorded in Tibet for the first time. For descriptions and illustrations of this species, also see Alexander (1933b) and Markevičiūtė et al (2019Markevičiūtė et al ( , 2021. Diagnosis.…”

“…(A.) bella, the tip of the inner branch of the paramere is twisted (Markevičiūtė et al 2019). Head (Fig.…”

“…It is known from the Oriental (83 species and subspecies), Palaearctic (56 species and subspecies), Afrotropic (21 species), Nearctic (seven species), Australasian (three species), and Neotropic (one species) regions (Oosterbroek 2023). A conspicuous feature of the genus is that the anal angle of the wing is nearly right-angled, and detailed features for the recognition of the genus were given by Osten Sacken (1860), Alexander (1968), and Markevičiūtė et al (2019Markevičiūtė et al ( , 2021. In the past three decades, many taxonomic studies have been carried out on Asian Antocha, mainly focusing on the species in Japan (Torii 1992a(Torii , 1992b(Torii , 1992c(Torii , 1996, China (Podenas and Young 2015;Markevičiūtė et al 2019Markevičiūtė et al , 2021, South Korea (Podenas and Byun 2014), North Korea (Podenas 2015), and Indonesia (Young 1994).…”

“…(A.) pulchra 21Inner branch of paramere spiral(Markevičiūtė et al 2019(Markevičiūtė et al , 2021 ....A.…”