Species

Monomorphichnus lineatus Crimes, Legg, Marcos et Arboleya 1977

Taxon description

Buatois et al., 1996

Description: Elongated, cuneiform ridges, commonly in sets of three parallel elements repeated laterally. Length of ridges varies between 4.5-8.5 mm. Ridge diameter ranges from 1 to 2 mm. Spacing between adjacent sets varies from 29 to 42 mm. Preserved as hypichnial ridges.

Remarks: Monomorphichnus is distinguished from the related ichnogenus Dimorphichnus by the presence of two different types of impressions in the latter.

Synonymy list
1977     Monomorphichnus lineatus n. ihnosp. — Crimes , pp. 103, fig. Pl. 3b, text fig., 5a
1983     Monomorphichnus monolinearis — Shah & Sudan
1985     Monomorphichnus lineatus Crimes et al. 1977 — Crimes & Anderson , pp. 326, fig. 6.12, 8.3
1992     Monomorphichnus lineatus Crimes et al. — Orłowski , pp. 31, fig. 13:5,6
1996     Monomorphichnus lineatus Crimes, Legg, Marcos and Arboleya 1977 — Buatois et al. , pp. 294, fig. 9A,B
1998     Monomorphichnus lineatus Crimes, Legg, Marcos and Arboleya 1977 — Stanley & Pickerill , pp. 19, fig. 5:4; 7:2
2003     Monomorphichnus lineatus Crimes, Legg, Marcos and Arboleya 1977 — Aceñolaza & Tortello , pp. 99, fig. 3.2
2017     Monomorphichnus lineatus Crimes, Legg, Marcos and Arboleya 1977 — Gibb et al. , pp. 114, fig. 16B,C
2018     Monomorphichnus lineatus Crimes, Legg, Marcos and Arboleya 1977 — Hammersburg et al. , pp. 26, fig. Fig. 14.3–14.4