Halecium platythecum Galea, Försterra & Häussermann, 2014
Distribution in South America: polyp—Pacific Ocean, Chile, from 42.15°S to 45.75°S (Galea et al. 2014 p. 23–24).
Habitat: polyp—on Symplectoscyphus sp. and worm tube, from 7.4 to 25m depth (Galea et al. 2014 p. 23–24).