Further notes on the taxonomy of the land snail family Clausiliidae Gray, 1855 (Stylommatophora, Helicina) from Myanmar with description of two new species

By

Man, Nem
Lwin, Ngwe
Čhirasak Sutčharit
Somsak Panhā‏

Type

Article

Date of Publication

2023

Original Publication

ZooKeys

Volume

1160

Pages

1--59

Subjects

Biodiversity , door snail , endemic , gastropod , Limestone , systematics

Contributed by

Pensoft Publishers

Language

English

Published by

Sofia, Bulgaria Pensoft Publishers

Identifiers

DOI: https://doi.org/10.3897/zookeys.1160.98022

 

Abstract

This study presents a complete species list of the door snails inhabiting Myanmar, updated to now include 33 taxa, and provides taxonomic notes together with a re-description of the shell, radula, and genitalia for 13 species and subspecies, includingOospira philippiana, the type species of the genusOospira. The snails previously treated as subspecies or synonyms ofOospira graciliorandOospira magnaare reclassified and recognized as distinct species. The lectotype ofOospira insignishas been clarified and an illustration of the original type specimen provided. A long-overlooked species,Oospira andersoniana, has been collected and redescribed herein. Two new species from the limestone karsts in the Salween River Basin are introduced:Oospira luneainopsisMan & Panha,sp. nov.andOospira zediopsisMan & Panha,sp. nov.A synoptic view of all clausiliid taxa known from Myanmar is presented along with taxonomic information and distributional records. Photographs of the type materials for all taxa are provided for further comparison or, if unavailable, photographs of the examined specimens or the original figure from the literature.