Kaliella undetermined-5

Kaliella Penang sp. 5 Fig. 15 A Material examined. Malaysia • Penang Hill, Teluk Bahang- Balik Pulau, Tropical fruit farm, Plot. 15; 5.4160 ° N, 100.2200 ° E; 250 m a. s. l.; 21 Oct. 2022; T. S. Liew, J. Dulipat, M. Y. Lee leg.; BOR/MOL 15564. Remarks. This is a new record for Penang Hill. The shell is flat conical with an angular periphery adorned with a visible spiral thread above the suture of the penultimate whorl. Teleoconch with elevated radial ribs above periphery that transition to densely placed radial ribs on the subsequent whorls. Below periphery with dense radial ribs continuing from above and transitioning to spaced spiral grooves that diminish towards the umbilicus.