Hyalonema (Prionema) poculum Schulze, 1886

Hyalonema poculum Schulze, 1886: 59; Schulze 1887: 208, pl. XXXIII, figs. 1–7.

Remarks.. Hyalonema (Prionema) poculum is known from a single record off Chile; in the neighbourhood of the island of Juan Fernandez, west of Valparaiso (33°42'00” S; 78°18'00” W, RV Challenger, station 300), at a depth of 1375 fathoms (= 2652 m) in December 17, 1875 (Schulze, 1887). This species is endemic to Chile and has not been registered again since its description.