Plectroninia celtica Koennecker & Freiwald 2005

Koennecker & Freiwald 2005. Plectroninia celtica n. sp. (Calcarea, Minchinellidae), a new species Of "pharetronid" sponge from bathyal depths in the northern Porcupine Seabight, NE Atlantic. Facies, 51(1-4), November 2005: 57-63