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
Classification
| Organism group | Biota |
| Ichnofossil group | Ichnofossils |
| Soft-sediment trace fossils | |
| Trackways and scratch imprints | |
| Genus | Monomorphichnus |
| Species | bilinearis |
| biserialis | |
| intersectus | |
| lineatus | |
| multilineatus | |
| pectenensis | |
| podolicus | |
| semilineatus | |
| sinus |