Species
Leptaena (Leptaena) acuteplicata (Schmidt, 1908)
Type specimen data
Synonymy list
1908     Leptagonia acuteplicata sp. nov. — Schmidt , pp. 726
1939     Leptaena acuteplicata Schmidt, 1908 — Öpik , pp. 51, fig. 31
1954     Leptaena acuteplicata (Schmidt, 1908) — Sokolskaya , pp. 60, fig. 4: 1-4, text fig. 20
1989     Schmidtomena acuteplicata (Schmisdt, 1908) — Rõõmusoks , pp. 115, fig. 7-10
2004     Schmidtomena acuteplicata (Schmist, 1908) — Rõõmusoks , pp. 74, fig. 33: 5-10
Selection of related publications
Rõõmusoks, A. 2004. Ordovician strophomenoid brachiopods of northern Estonia.  Fossilia Baltica 3, pp. 1-151.   Tartu Ülikooli geoloogia Instituut. 
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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 | 
References based on distribution
- Rõõmusoks, 2004 Porkuni quarry Porkuni Stage