Living snails from Bau A Chamalycaeus specus (Godwin-Austen, 1889) ME 11867 Lobang Angin B Plectostoma wallacei wallacei Ancey, 1887 ME 8767 Gunung Kapor C Plectostoma austeni (E. A. Smith, 1894) ME 8794 Gunung Batu D Plectostoma everetti (E. A. Smith, 1893) ME 8793 Gunung Batu. All not to scale.

 
 
  Part of: bin Marzuki ME, Liew T-S, Mohd-Azlan J (2021) Land snails and slugs of Bau limestone hills, Sarawak (Malaysia, Borneo), with the descriptions of 13 new species. ZooKeys 1035: 1-113. https://doi.org/10.3897/zookeys.1035.60843