Species
Latvius grewingki (Gross, 1933)
Synonymy list
1933     Osteolepis grewingki n. sp. — Gross , pp. 55-56, fig. 30A-C; VI:2,3
1935     Osteolepis grewingki — Gross , pp. 42,59, fig. 5:1
1936     Osteolepis grewingki — Gross , pp. 133-135, fig. 2
1948     Latvius grewingki — Jarvik , pp. 281-282, fig. 85A-E: 35:10
1956     Latvius grewingki — Gross , pp. 7-13, fig. 1-3
1981     Latvius grewingki (Gross, 1933) — Vorobyeva , pp. 445, fig. 80
2001     Latvius grewingki (Gross, 1933) — Lukševičs , pp. 503
2008     Latvius grewingki (Gross, 1933) — Zupinš , pp. 55
2016     Latvius grewingki (Gross, 1933) — Borgen & Nakrem , pp. 101, fig. 64-74
Classification
| Organism group | Biota | 
| Kingdom | Animalia | 
| Phylum | Chordata | 
| Subphylum | Vertebrata | 
| Infraphylum | Gnathostomata | 
| Superclass | Osteichthyes | 
| Class | Sarcopterygii | 
| Subclass | Rhipidistia | 
| Order | Osteolepiformes | 
| Family | Osteolepididae | 
| Subfamily | Glyptopominae | 
| Genus | Latvius | 
| Species | grewingki | 
| obrutus |