Stelloglyphus llicoensis Le Roux, Nielsen et Henriquez, 2008

Diagnosis: Multi-level, meniscate, rarely branched tunnels normally radiating and curving downward from a central shaft, but bottom tunnels in some cases also curve upward. Filling of tunnels different from surrounding sediment. Central shaft well developed, less than 10 mm in diameter, with distinct inner and outer rings sometimes separated by a hard, protruding layer.