Anauchen angthongensis Panha, 2002

Figs 10 A, 11, 37

Anauchen angthongense Panha in Burch & Panha, 2002: 245–246, fig. 4.

Anauchen angthongense — Panha and Burch 2008: 48, fig. 44; Dumrongrojwattana and Wongkamhaeng 2024: 323, fig. 7.

Type material examined.

Thailand • 1 paratype; from the type locality; S. Panha leg.; SMF 3311444 .

Type locality.

“ Angthong National Park, Suratthani Province Thailand, 9°38'6"N, 99°41′16"E, 60 meters elevation … ”.

Differential diagnosis.

This species is similar to many congeners, mostly based on the appearance of the apertural barriers. For differences, see under the following species: A. crassus sp. nov., A. huaykhakang, A. informis, A. obesus sp. nov., A. utaithaniensis and A. banmiensis .

Distribution.

This species is known only from the type locality.

Remarks.

Basal plica can be present or absent.