Eumastia attenuata Topsent, 1915 accepted as Halichondria (Eumastia) attenuata (Topsent, 1915)
Halichondria (Eumastia) attenuata (Topsent, 1915)
Halichondria (Halichondria) hentscheli Koltun, 1964 accepted as Halichondria (Halichondria) prostrata Thiele, 1905
Halichondria (Halichondria) panicea (Pallas, 1766)
Halichondria (Halichondria) prostrata Thiele, 1905
Halichondria hentscheli Koltun, 1964 represented as Halichondria (Halichondria) prostrata Thiele, 1905
Hymeniacidon centrotyla Hentschel, 1914
Hymeniacidon fernandezi Thiele, 1905
Hymeniacidon hentscheli Fernandez, Bravo-Gómez, Cárdenas & Hajdu, 2020
Hymeniacidon insutus Koltun, 1964
Hymeniacidon kerguelensis Hentschel, 1914
Hymeniacidon rubiginosa Thiele, 1905
Hymeniacidon torquata Topsent, 1916
Thieleia rubiginosa (Thiele, 1905) accepted as Hymeniacidon rubiginosa Thiele, 1905