basis of record: Odhner, N.H.J. (1919). Contribution a la faune malacologique de Madagasar. Arkiv för Zoologi, K. Svenska Vetenskapsakademien, 12(6): 1-52, 4 pl., available online athttp://www.biodiversitylibrary.org/page/6455070 [details]
Citation: Marshall, B. (2013). Pyramidella gracilis A. Adams, 1854. Accessed through: World Register of Marine Species at http://www.marinespecies.org/aphia.php?p=taxdetails&id=208427 on 2013-05-23