Zospeum percostulatum sp. n. Frontal view of a paratype (A, 1.42 mm height) [MHNS] and some partial views (B–G): B protoconch C microsculpture of the protoconch D detail selected in C E suture and costulae of the last whorl F shape of costulae G microsculpture of the teleoconch.

 
 
  Part of: Alonso A, Prieto CE, Quiñonero-Salgado S, Rolán E (2018) A morphological gap for Iberian Zospeum filled: Zospeum percostulatum sp. n. (Gastropoda, Eupulmonata, Carychiidae) a new species from Asturias (Spain). Subterranean Biology 25: 35-48. https://doi.org/10.3897/subtbiol.25.23364