patagonicum Perrier, 1891, Astrogonium
Astrogonium patagonicum Perrier, 1891: 125, pl. 13, fig. 2a, b.
Pseudarchaster discus ‒ Clark 1993: 278.
CURRENT STATUS. — Pseudarchaster discus Sladen, 1889 .
TYPE MATERIAL. — Tierra del Fuego Archipelago • holotype; Beagle Channel; Cape Horn expedition (1882-1883); depth 283 m; MNHN-IE-2014-77 .