Diplommatina acme Laidlaw, 1949
“Intermediate between the superba and diminuta groups. Smaller than any of the former, and larger than such species as diminuta or sinistra, it resembles these latter in having more regularly rounded whorls, less prominent ribs, and a less expanded peristome.” (Laidlaw, 1949)
Laidlaw (1949) original descriptions on Diplommatina acme – “Long, fusiform shell, whorls about 7½, rounded, increasing regularly to the penultimate which is the widest, ribs well marked, about 26 on the penultimate. Suture well impressed. Aperture somewhat oblique, mouth rounded, peristome not much expanded. Columellar tooth small.”
Diplommatina acme – “Length 2.2 mm. Breadth max. 1 mm.” (Laidlaw, 1949)
Type locality - "Kaki Bukit, Perlis" (Laidlaw, 1949)
Gunung Pondok, Perak, Malaysia. b is Kaki Bukit, Perlis, Malaysia.