Sepispinula huguoniotii "subsp. huguoniotii". Autonym. Holotype: Valensi, 1955a, text-fig.2a; Fauconnier and Masure, 2004, pl.72, figs.1–3. Now redundant. Originally Cleistosphaerdium huguoniotii subsp. huguoniotii, subsequently Cleistosphaeridium? huguoniotii subsp. huguoniotii, thirdly Sepispinula huguoniotii subsp. huguoniotii.