Rouaulita de Tromelin, 1877


DESCRIPTION: Smooth, bilobate crawling trails, up to 1 cm wide; some with 2 lateral furrows, indistinct, in addition to median furrow; some very long.

BEHAVIOR(S): Locomotion

ENVIRONMENTAL SETTINGS: Fully marine

POSSIBLE TRACEMAKERS: Marine worms or crustaceans

GEOLOGIC RANGE: Ordovician-Silurian

ADDITIONAL REFERENCES: Häntzschel, 1965; Crimes, 1970; Young, 1972; Fillion and Pickerill, 1990

REMARKS: Young (1972) erected Didymaulichnus as a replacement name for Rouaultia de Tromelin (invalidated by Häntzschel (1965)).