Microcystina undetermined-1
Creators: name: Goh, Soo-Mun
name: Jasrul, Dulipat
name: Lee, Mei-Yi
name: Vermeulen, Jaap J.
name: Liew, Thor-Seng
Publisher: name: Zenodo
Year: 2025
Subjects: Biodiversity
Taxonomy
Animalia
Mollusca
Gastropoda
Stylommatophora
Ariophantidae
Microcystina
Microcystina undetermined-1

description: Microcystina Penang sp. 1
Fig. 8 D
Material examined.
Malaysia • Penang Hill, The Habitat, Habitat nature trail, Plot. 05; 5.4228 ° N, 100.2653 ° E; 770 m a. s. l.; 5 Sept. 2022; T. S. Liew, J. Dulipat, S. M. Goh leg.; BOR/MOL 15453 • Penang Hill, The Habitat, Research trail, Plot. 06; 5.4247 ° N, 100.2674 ° E; 750 m a. s. l.; 5 Sept. 2022; T. S. Liew, J. Dulipat, S. M. Goh, M. Y. Lee, M. Y. Wua leg.; BOR/MOL 15455 • Penang Hill, The Habitat, Habitat nature trail, Plot. 07; 5.4210 ° N, 100.2642 ° E; 760 m a. s. l.; 6 Sept. 2022; T. S. Liew, J. Dulipat, S. M. Goh, M. Y. Lee leg.; BOR/MOL 15448 • Penang Hill, The Habitat, Habitat nature trail, Plot. 08; 5.4223 ° N, 100.2648 ° E; 760 m a. s. l.; 6 Sept. 2022; J. Dulipat, S. M. Goh, M. Y. Lee leg.; BOR/MOL 15450 • Penang Hill, Moon Gate Station 5 trail, Plot. 09; 5.4216 ° N, 100.2857 ° E; 410 m a. s. l.; 7 Sept. 2022; T. S. Liew, J. Dulipat, S. M. Goh leg.; BOR/MOL 15445 • Penang Hill, Moon Gate Station 5 trail, Plot. 10; 5.4305 ° N, 100.2913 ° E; 250 m a. s. l.; 7 Sept. 2022; T. S. Liew, J. Dulipat, S. M. Goh leg.; BOR/MOL 15451 • Penang Hill, Moon Gate Station 5 trail, Plot. 11; 5.4341 ° N, 100.2921 ° E; 110 m a. s. l.; 7 Sept. 2022; T. S. Liew, J. Dulipat, S. M. Goh leg.; BOR/MOL 15449 • Penang Hill, Teluk Bahang- Balik Pulau, Lam durian farm, Plot. 13; 5.4198 ° N, 100.2259 ° E; 290 m a. s. l.; 21 Oct. 2022; T. S. Liew, J. Dulipat, M. Y. Lee leg.; BOR/MOL 15558 • Penang Hill, Teluk Bahang, Taman Rimba Teluk Bahang, Trail, Simpang 6, Plot. 16; 5.4429 ° N, 100.2212 ° E; 120 m a. s. l.; 21 Oct. 2022; T. S. Liew, J. Dulipat, M. Y. Lee leg.; BOR/MOL 15557 • Penang Hill, Teluk Bahang-Balik Pulau, Entrance of a durian farm, near Boulder Valley, Old rubber tree, Plot. 17; 5.418 ° N, 100.2159 ° E; 180 m a. s. l.; 22 Oct. 2022; T. S. Liew, J. Dulipat leg.; BOR/MOL 15447 • Penang Hill, Teluk Bahang, Taman Rimba Teluk Bahang, Trail Stesen 3, Plot. 18; 5.4420 ° N, 100.2218 ° E; 150 m a. s. l.; 22 Oct. 2022; T. S. Liew, J. Dulipat leg.; BOR/MOL 15452 • Penang Hill, Air Itam, Forest near farm, Plot. 21; 5.3908 ° N, 100.2637 ° E; 340 m a. s. l.; 23 Oct. 2022; T. S. Liew, J. Dulipat leg.; BOR/MOL 15555 • Penang Hill, Trail to Western hill, Junction to Teluk Bahang from Penang Hill, Plot. 22; 5.4223 ° N, 100.2494 ° E; 760 m a. s. l.; 24 Oct. 2022; T. S. Liew, J, Dulipat, M. Y. Lee leg.; BOR/MOL 15556 • Penang Hill, Trail to Western hill, Km 3.6, Plot. 23; 5.4203 ° N, 100.2517 ° E; 750 m a. s. l.; 24 Oct. 2022; T. S. Liew, J. Dulipat, M. Y. Lee leg.; BOR/MOL 15554 • Penang Hill, Air Itam, Forest near Dam, Plot. 26; 5.3977 ° N, 100.2612 ° E; 290 m a. s. l.; 25 Oct. 2022; T. S. Liew, J. Dulipat leg.; BOR/MOL 15454 • Penang Hill, Trail - Moniot Road East, Plot. 28; 5.4240 ° N, 100.2746 ° E; 530 m a. s. l.; 26 Oct. 2022; T. S. Liew, J. Dulipat leg.; BOR/MOL 15446 • Penang Hill, By Path H, Plot. 33; 5.4210 ° N, 100.2701 ° E; 610 m a. s. l.; 4 Feb. 2023; T. S. Liew, A. Yusni leg.; BOR/MOL 15754.
Remarks.
This is a new record for Penang Hill of a widespread species. The shell has a slightly raised spire with a height less than half of the last whorl height. The upper shell, including the apical and subsequent whorls, shows growth lines, while the lower shell exhibits faint spiral lines.
description: Published as part of Goh, Soo-Mun, Jasrul, Dulipat, Lee, Mei-Yi, Vermeulen, Jaap J. & Liew, Thor-Seng, 2025, From 153 - year-old records to contemporary discoveries: land snail (Mollusca, Gastropoda) diversity in Penang Hill, Malaysia, pp. 99-154 in ZooKeys 1230 on pages 99-154, DOI: 10.3897/zookeys.1230.136906