Ibacus cottreaui Roger, 1946, reassigned to the isopod genus Cirolana (Cymothoida: Cirolanidae).
Résumé
Re-examination of the holotype of Ibacus cottreaui Roger, 1946, originally considered to be a scyllarid decapod, confirms that it is an isopod referable to the genus Cirolana Leach, 1818.