Species
Ojlepora orosa (Wiman, 1901)
Synonymy list
1900     Thamniscus orosus — Wiman , pp. 181, fig. VI 8-11
1911     Pseudohornera orosa (Wiman, 1902) — Bassler , pp. 174, fig. 91
1958     Pseudohornera orosa (Wiman, 1902) — Männil , pp. 330
1981     Pseudohornera orosa (Wiman) — Brood , pp. 20
1982     Pseudohornera orosa (Wiman, 1902) — Brood , pp. 175, fig. 6 G-H
1984     Thamniscus orosus (?) orosus Wiman, 1901 — Spjeldnaes , pp. 16
1992     Ojlepora orosa (Wiman, 1901) — Dzik , pp. 52
Selection of related publications
Spjeldnaes, N. 1984. Upper Ordovician Bryozoans from Ojl Myr, Gotland, Sweden.  Bulletin of the Geological Institutions of the University of Uppsala   10,      1-66.
Brood, K. 1982. Ashgill Bryozoa from a fissure filling at Solberga, Dalarna.  GFF   104,   2,   167-181. DOI:10.1080/11035898209455247
Brood, K. 1981. Hirnantian (Upper Ordovician) Bryozoa from Baltoscandia.  Recent and Fossil Bryozoa: Papers Presented at the 5° International Conference on Bryozoa, pp. 19-27.   Olsen & Olsen. 
Bassler, R. S. 1911. The Early Paleozoic Bryozoa of the Baltic Provinces.  Bulletin of the US National Museum   77,      1-382.
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Classification
| Organism group | Biota | 
| Kingdom | Animalia | 
| Phylum | Bryozoa | 
| Class | Stenolaemata | 
| Superorder | Palaeostomata | 
| Order | Fenestrata | 
| Subfamily | Phylloporinina | 
| Family | Chasmatoporidae | 
| Genus | Ojlepora | 
| Species | orosa | 
References based on distribution
- Brood, 1982a Solberga quarry Hirnantian
- Brood, 1982a Osmundsberget Quarry Katian
- Bassler, 1911b Öjle Myr, Gotland Porkuni Stage
- Spjeldnaes, 1984a Öjle Myr, Gotland Hirnantian
- Brood, 1981a Boda quarry Hirnantian