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...
Classification
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