1 Acmella cyrtoglyphe sp. n. Frontal view, shell 1.4 mm high 1B Same shell, umbilical view 1C Frontal view, shell 1.1 mm high 1D Same shell, umbilical view (1A, 1B Malaysia, Sabah, Interior Province, Sepulut valley, Gua Sanaron, RMNH.5003948, holotype 1C, 1D Malaysia, Sabah, Sandakan Province, Kinabatangan valley, Batu Pangi, V 9644) 2 Acmella umbilicata sp. n. 2A Frontal view, shell 1.3 mm high 2B Same shell, umbilical view 2C Frontal view, shell 1.3 mm high (Malaysia, Sabah, Interior Province, Pinangah valley, Batu Urun (= Bukit Sinobang) 2A, 2B RMNH.5003946, holotype; 2C V 9644).

 
 
  Part of: Vermeulen JJ, Liew TS, Schilthuizen M (2015) Additions to the knowledge of the land snails of Sabah (Malaysia, Borneo), including 48 new species. ZooKeys 531: 1-139. https://doi.org/10.3897/zookeys.531.6097