Species
Hedstroemina orvikui (Oraspõld, 1956)
Type specimen data
Synonymy list
1956     Rafinesquina (Rafinesquina) orvikui (Männil, in lit.) — Oraspõld , pp. 49, fig. 1:21
1993     Kjaerina orvikui (Männil) — Rõõmusoks , pp. 161, fig. 1: 5-7
1997     Rafinesquina orvikui Oraspõld, 1956 — Paskevicius , pp. 334
2004     Virunites orvikui (Oraspõld, 1956) — Rõõmusoks , pp. 41, fig. 13: 5-9
2007     Hedstroemina orvikui (Oraspõld, 1956) — Cocks & Rong , pp. 2604, fig. 1727, 1a-d
Selection of related publications
Rõõmusoks, A. 2004. Ordovician strophomenoid brachiopods of northern Estonia.  Fossilia Baltica 3, pp. 1-151.   Tartu Ülikooli geoloogia Instituut. 
Oraspõld, A. L. 1956. New brachiopods from the Jõhvi, Keila and Vasalemma stages.  ENSV TA Geoloogia Instituudi Uurimused   I,      41-67.
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Classification
| Organism group | Biota | 
| Kingdom | Animalia | 
| Phylum | Brachiopoda | 
| Subphylum | Rhynchonelliformea | 
| Class | Strophomenata | 
| Order | Strophomenida | 
| Superfamily | Strophomenoidea | 
| Family | Rafinesquinidae | 
| Subfamily | Rafinesquininae | 
| Genus | Hedstroemina | 
| Species | inaequiclina | 
| oanduensis | |
| orvikui | 
References based on distribution
- Oraspõld, 1956 Oandu Oandu Stage
- Rõõmusoks, 2004 Oandu Oandu Stage
- Rõõmusoks, 2004 Tõrremägi ditches Oandu Stage