Agathistoma tridentatum - Very Nice , (Potiez & Michaud, 1838)
Size
15.8 x 13.5 mm
Locality
Caldera, northern Chile
Note
One nice live-collected specimen of Agathistoma tridentatum, a nice Tegulidae species from Chile. Size is Height= 15.8 mm and width=13.5 mm. The specimen has its soft parts and operculum dry inside and it is in excellent condition for the species. This species is distinguished by its small shell with three teeth on the columellar lip.