A Parmarion martensi Simroth, 1893 BOR/MOL 15239 B Tanychlamys indica (Godwin Austen, 1883) BOR/MOL 15771 C Tanychlamys Penang sp. 1 BOR/MOL 15151. Scale bar: 10 mm.

 
 
  Part of: Goh S-M, Jasrul D, Lee M-Y, Vermeulen JJ, Liew T-S (2025) From 153-year-old records to contemporary discoveries: land snail (Mollusca, Gastropoda) diversity in Penang Hill, Malaysia. ZooKeys 1230: 99-154. https://doi.org/10.3897/zookeys.1230.136906