liik
Protovirgularia longespicata (Stefani, 1885)
Sünonüümika
1885 Pennatulites longespicata — De Stefani , lk. 101, joon. Pl. 2:2
1994 Protovirgularia longisepta — Seilacher & Seilacher
2011 Protovirgularia longisepta — Nara & Ikari , joon. 3D
2016 Protovirgularia longisepta — Luo & Shi , joon. Fig. 4, 5
2021 Protovirgularia longespicata (De Stefani, 1885) — Knaust , lk. 9
Klassifikatsioon
| organismirühm | Biota |
| ihnorühm | Ichnofossils |
| Bioturbation trace fossils | |
| perekond | Protovirgularia |
| liik | dichotoma |
| longespicata | |
| mongraensis | |
| obliterata | |
| pennata | |
| rugosa | |
| triangularis | |
| määratlemata | nereitatum |