Microcystina, Morch, 1872

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, ZooKeys 1230, pp. 99-154 : 99-154

publication ID	https://doi.org/10.3897/zookeys.1230.136906
publication LSID	lsid:zoobank.org:pub:0FBF41B0-1D35-4A31-9653-B1F475FBDF80
persistent identifier	https://treatment.plazi.org/id/D8CCB3B5-E746-5A61-89D1-BDA7EA15FC65
treatment provided by	ZooKeys by Pensoft (2025-03-05 18:13:24, last updated 2025-03-05 18:18:01)
scientific name	Microcystina
status

Treatment

Microcystina View in CoL Penang sp. 1

Fig. 8 D View Figure 8

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 GoogleMaps • 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 GoogleMaps • 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 GoogleMaps • 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 GoogleMaps • 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 GoogleMaps • 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 GoogleMaps • 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 GoogleMaps • 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 GoogleMaps • 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 GoogleMaps • 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 GoogleMaps • 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 GoogleMaps • 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 GoogleMaps • 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 GoogleMaps • 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 GoogleMaps • 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 GoogleMaps • 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 GoogleMaps • 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 GoogleMaps .

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.

Figures

Figure 8. A Oospira penangensis (Stoliczka, 1873) BOR / MOL 15243 B Prosopeas tchehelense (de Morgan, 1885) BOR / MOL 15162 C Hemiplecta cymatium (L. Pfeiffer, 1856) BOR / MOL 15736 D Microcystina Penang sp. 1 BOR / MOL 15754. Scale bars: 10 mm (A – C); 0.5 mm (D).