Petalichnus Miller, 1880

DESCRIPTION: Horizontal surface trackway consisting of two rows of numerous transversely elongated unfid to bifid impressions. Impressions range from rounded to sharp.

BEHAVIOR(S): Repichnia

ENVIRONMENTAL SETTINGS: Marginal marine environments

POSSIBLE TRACEMAKERS: Arthropods such as trilobites

GEOLOGIC RANGE: Cambrian-Pennsylvanian

ADDITIONAL REFERENCES: Martino, 1989

REMARKS: Description from Hantzschel (1975) and Martino (1989). Osgood (1971) synonymized Petalichnus with Trachomatichnus, but was rejected by Hantzschel (1975).

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