Breure, Abraham S.h., and Jonathan D. Ablett. 2018. “An Ironic Twist of Fate: Replacement Name for Stenogyra gracilenta Morelet, 1885, Not Achatina gracilenta Morelet, 1867 (Mollusca, Gastropoda, Achatinidae)”. Zootaxa 4418 (3). Auckland, New Zealand:299–300. https://doi.org/10.11646/zootaxa.4418.3.8.