Mermia
DESCRIPTION: Densely looped grooves or ridges.
BEHAVIOR(S): Locomotion trace
ENVIRONMENTAL SETTINGS: Continental, lacustrine
POSSIBLE TRACEMAKERS: Worms, chironomid midge larvae
GEOLOGIC RANGE: Devonian–recent
ADDITIONAL REFERENCES: Walker, 1985; Buatois & Mángano, 1993; Uchman et al., 2009
REMARKS: Mermia is synonymized with
Gordia (Uchman et al., 2009).