Species
Leptaena (Leptaena) rugosa Dalman, 1828
Synonymy list
1828     Leptaena rugosa sp. nov.  — Dalman , pp. 106, fig. 1:1
1957     Leptaena rugosa Dalman, 1828 — Spjeldnaes , pp. 173-174, fig. 7: 1-2, 4; textfigs 28A, G
1968     Leptaena rugosa Dalman 1828 — Bergström , pp. 14-15, fig. 5: 8-9, text-fig. 7
2006     Lepatena (Leptaena) rugosa Dalman, 1828 — Harper , pp. 145, fig. 25: 5-12, 15
2008     Lepatena (Leptaena) rugosa Dalman, 1828 — Cocks , pp. 59
2013     Lepatena (Leptaena) rugosa Dalman, 1828 — Hints 
2015     Lepatena (Leptaena) rugosa Dalman, 1828 — Hints & Harper , pp. 398, fig. 3A,B,D-F
Selection of related publications
Hints, L., Harper, D. A. T. 2015. The Hirnantian (Late Ordovician) brachiopod fauna of the East Baltic: Taxonomy of the key species.  Acta Palaeontologica Polonica   60,   2,   395-420. DOI:10.4202/app.2013.0010
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Classification
| Organism group | Biota | 
| Kingdom | Animalia | 
| Phylum | Brachiopoda | 
| Subphylum | Rhynchonelliformea | 
| Class | Strophomenata | 
| Order | Strophomenida | 
| Superfamily | Strophomenoidea | 
| Family | Rafinesquinidae | 
| Subfamily | Leptaeninae | 
| Genus | Leptaena | 
| Subgenus | (Leptaena) | 
| Species | bergstroemi | 
| acuta | |
| acuteplicata | |
| altera | |
| crassorugata | |
| depressa | |
| ennessbe | |
| fluviatilis | |
| friedrichi | |
| haverfordensis | |
| inaequalis | |
| indigena | |
| ingrica | |
| laterorugata | |
| palmrei | |
| paucirugata | |
| pertenuis | |
| planitia | |
| purpurea | |
| rhomboidalis | |
| rugosa | |
| rugosoides | |
| sperion | |
| spumifera | |
| tarwanpensis | |
| taxilla | |
| undosa |