Anauchen angthongensis Panha, 2002

Gojšina, Vukašin, Hunyadi, András, Sutcharit, Chirasak, Tongkerd, Piyoros, Auffenberg, Kurt, Grego, Jozef, Vermeulen, Jaap J., Reischütz, Alexander & Páll-Gergely, Barna, 2025, A new start? Revision of the genera Anauchen, Bensonella, Gyliotrachela and Hypselostoma (Gastropoda, Eupulmonata, Hypselostomatidae) of Southeast Asia with description of 46 new species, ZooKeys 1235, pp. 1-338 : 1-338

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.

Figures

Figure 10. Synoptic view of the species belonging to the genus Anauchen A A. angthongensis B A. banmiensis C A. crassus sp. nov. D A. eotvosi E A. evanidus sp. nov. F A. grandiportus sp. nov. G A. huaykhakang H A. informis informis I A. informis parcedentata J A. jokaii sp. nov. K A. kozari L A. messageri M A. obesus sp. nov. N A. picasso sp. nov. O A. rochebruni P A. turritus sp. nov. Q A. utaithaniensis.

Figure 11. Anauchen angthongensis, paratype (SMF 331444) A – D shell E, F enlarged apertural views.

Figure 37. Distribution of species belonging to the genus Anauchen.