Clostophis proboscideus (Panha & Burch, 1999), new combination (Fig. 3B) Montapiculus proboscidea Panha & Burch, 1999a: 148, figs. 4–7. Montapiculus proboscidea Panha & Burch, 2005: 109, fig. 94. Type locality. “ Teppratan mountain, Nakornsawan Province at 15°54′52″N, 99°53′63″E” [the last number is probably 53]. Diagnosis. A Clostophis species with detached and descending last quarter of the body whorl, a wide umbilicus, and a well-developed, deeply situated parietal tooth. Remarks. Clostophis proboscideus differs from C. sankeyi by the more numerous and more tightly coiled whorls, the lower spire, and the wider umbilicus.

Published as part of Páll-Gergely, Barna, Hunyadi, András, Grego, Jozef, Reischütz, Alexander, Buczkó, Krisztina & Vermeulen, Jaap J., 2020, Clostophis Benson, 1860, is not a monotypic diplommatinid but a speciose hypselostomatid (Gastropoda: Eupulmonata), with descriptions of six new species, pp. 350-368 in Raffles Bulletin of Zoology 68 on page 364, DOI: 10.26107/RBZ-2020-0052, http://zenodo.org/record/4576861