Arthrophycus (Hall, 1852)

DESCRIPTION: Oblique to horizontal, cross-cutting, branching burrows. Burrows are parallel or subparallel sided, sometimes with tapering ends. Burrows are sometimes bilobed longitudinally and show transverse annulations. Can be found solitary, few burrows, or as a cluster.

BEHAVIOR(S): Feeding burrow (fodichnia)

ENVIRONMENTAL SETTINGS: Fully marine

POSSIBLE TRACEMAKERS: Annelids, arthropods

GEOLOGIC RANGE: Cambrian-Carboniferous

ADDITIONAL REFERENCES: Emended by Uchman, 1998. Rindsberg and Martin, 2003.