Species
Loganellia incompta (Karatajūtė-Talimaa, 1990)
Synonymy list
1990     Logania incompta — Karatajute-Talimaa , pp. 60-63, fig. Pl. 7, 9
1997     Loganellia incompta (Karatajute-Talimaa, 1990) — Karatajute-Talimaa , pp. 2, 11-13, fig. fig. 7d
2004     Loganellia incompta (Karatajute-Talimaa, 1990) — Karatajute-Talimaa & Märss , pp. 26-27, fig. text fig. 22
2007     Loganellia incompta (Karatajute-Talimaa, 1990) — Märss et al. , pp. 56, fig. 50
Classification
| Organism group | Biota | 
| Kingdom | Animalia | 
| Phylum | Chordata | 
| Subphylum | Vertebrata | 
| Superclass | Agnatha | 
| Class | Pteraspidomorphi | 
| Subclass | Thelodonti | 
| Order | Loganelliiformes | 
| Family | Loganelliidae | 
| Genus | Loganellia | 
| Species | asiatica | 
| cuneata | |
| einari | |
| exilis | |
| grossi | |
| incompta | |
| matura | |
| prolata | |
| scotica | |
| sibirica | |
| sulcata | |
| tuvaensis | |
| Loganellia? unispinata |