Species
Protovirgularia dichotoma McCoy, 1850
Taxon description
Hammersburg et al., 2018
Diagnosis.—Straight, bilobate trails with medial furrow and paired, convex, chevronlike, wedge-shaped projections oblique from furrow.
Synonymy list
1850     Protovirgularia dichotoma — McCoy , pp. 272
1851     Protovirgularia dichotoma McCoy — McCoy , pp. 10, fig. Pl. 1. B. figs. 11 and 12
1853     Cladograpsus nereitarum — Richter , pp. 450, fig. 12:1,2
1855     ?Protovirgularia dichotoma M'Coy — Harkness , pp. 475
1855     Protovirgularia dichotoma McCoy — Murchison & Morris , pp. 413
1870     Protovirgularia Harknessi — Lapworth , pp. 53-54
1871     Tripiograpsus Nereitarum (Richter) — Richter , pp. 251-252, fig. 5:10-13
1879     Provirgularia(l) Nereitarum (Tripiograpsus Nereitam/mRicht.) — Gümbel , pp. 469, fig. 11, 12
1931     Protovirgularia nereitarum (Richter) — Hundt , pp. 35, 48
1958     Protovirgularia dichotoma M'Coy — Häntschel , pp. 84, fig. 5
Selection of related publications
Uchman, A., Hanken, N.-M., Binns, R. 2005. Ordovician Bathyal Trace Fossils From Metasiliciclastics in Central Norway and Their Sedimentological and Paleogeographical Implications.  Ichnos   12,   2,   105-133. DOI:10.1080/10420940590914534
Classification
| Organism group | Biota | 
| Ichnofossil group | Ichnofossils | 
| Bioturbation trace fossils | |
| Genus | Protovirgularia | 
| Species | dichotoma | 
| longespicata | |
| mongraensis | |
| obliterata | |
| pennata | |
| rugosa | |
| triangularis | |
| unranked | nereitatum | 
References based on distribution
- Uchman et al., 2005b Ordovician