Species
Pionodema dubia Hints, 1975
Taxon description
Hints, L., 1975
Unequelly biconvex shell of moderate size, subcircular in outline. Anterior commissure rectim arginate. Radial ornamentation finely costellate with modal count of 11 and 8 costellae per 2 mm, at 2 mm and 5 mm anterior of dorsal umbo.
Type specimen data
holotype: Department of Geology, TalTech GIT 207-7, Tõrremägi ditches (Estonia, Tõrremägi) , Oandu Stage (Oandu Stage; Katian)
Synonymy list
1975 Pionodema dubia sp. nov. — Hints , pp. 21-23, fig. 2:6-14
Selection of related publications
Hints, L. 1975. Brahiopody Enteletacea ordovika Pribaltiki. pp. 1-119. Eesti NSV Teaduste Akadeemia.
Loading...
Klassificering
| Organism group | Biota |
| Kingdom | Animalia |
| Phylum | Brachiopoda |
| Subphylum | Rhynchonelliformea |
| Class | Rhynchonellata |
| Order | Orthida |
| Suborder | Dalmanellidina |
| Superfamily | Enteletoidea |
| Family | Draboviidae |
| Subfamily | Draboviinae |
| Genus | Pionodema |
| Species | costata |
| dubia |
References based on distribution
- Hints, L., 1975 Tõrremägi ditches Oandu Stage