Acrilla constantinensis is an extinct species of sea snail, a marine gastropod mollusk in the family Epitoniidae, the wentletraps. MNHN, Paris: Acrilla constantinensis
Distribution Fossils have been found in Eocene strata in Lower Normandy, France.
References
Cossmann (M.) & Pissarro (G.), 1902 Faune éocènique du Cotentin. 3ème article. Bulletin de la Société Géologique de Normandie, t. 21, p. 27-181