Acryptolaria ? crassicaulis (Allman, 1888)
Remarks: Peña Cantero et al. (2007 p. 287) considered doubtful the record given by Leloup (1974 p. 8), due to the absence of measurements and figures.
Distribution in South America: polyp—Pacific Ocean, Chile, at 42.44o S, ESE of Tac Island (Leloup 1974 p. 8). Habitat: polyp—from 250 to 300m depth (Leloup 1974 p. 8).