Asterosoma von Otto, 1854
Radiating bulb-like swelling burrows from a circular central axis and taper to fine tubes; burrows are variable in dimension, number, and orientation; may show faint wall ornamentation.
Shallow marine settings, lagoonal, deeper-water turbidites, and open marine
Emended by Bradshaw, 2010.
Description from Bromley and Uchman (2003) and Bradshaw (2010)