This study presents a list of land snails and slugs found on limestone hills in the District of Bau, the state of Sarawak in Malaysian Borneo. Systematic and random sampling for land snails was conducted at eight limestone outcrops, namely, Gunung Stulang, Padang Pan, Gunung Kapor, Gunung Lobang Angin, Gunung Doya, Gunung Batu, Bukit Sekunyit and Gunung Sebayat. A total of 122 land snail species was documented with photographs of each species. Of the 122 species collected, 13 are new to science, namely, Acmella bauensissp. nov., Japonia bauensissp. nov., Plectostoma margaretchanaesp. nov., Microcystina arabiisp. nov., Microcystina atonisp. nov., Microcystina pariparisp. nov., Microcystina liratasp. nov., Microcystina oswaldbrakenisp. nov., Microcystina kilatsp. nov., Philalanka jambusanensissp. nov., Everettia microrhytidasp. nov., Everettia minutasp. nov., and Paralaoma sarawakensissp. nov.

中文翻译：

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砂拉越（马来西亚，婆罗洲）Bau石灰岩丘陵的蜗牛和，有13个新物种的描述

这项研究列出了在马来西亚婆罗洲沙捞越州鲍地区的石灰岩山丘上发现的蜗牛和的清单。在八个石灰岩露头上对蜗牛进行了系统的随机抽样，分别是Gunung Stulang，Padang Pan，Gunung Kapor，Gunung Lobang Angin，Gunung Doya，Gunung Batu，Bukit Sekunyit和Gunung Sebayat。记录了总共122种蜗牛物种，并附有每种物种的照片。在收集的122种物种中，有13种是新近科学的，即Acmella bauensissp。十一月，变种Japonia bauensissp。十一月，Plectostoma margaretchanaesp。十一月，Microcystina arabiisp。11月，Microcystina atonisp。11月，Microcystina pariparisp。11月，Microcystina liratasp。11月，Microcystina oswaldbrakenisp。十一月，Microcystina kilatsp。十一月，Philalanka jambusanensissp。11月，Everettia microrhytidasp。十一月 Everettia minutasp。十一月，和Paralaoma sarawakensissp。十一月