Species
Pionodema dubia Hints, 1975
Tyyppilajitiedot
holotype: Department of Geology, TalTech GIT 207-7, Tõrremägi ditches (Estonia, Tõrremägi) , Oandu Stage (Oandu Stage; Katian)
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.
Synonyymit
1975 Pionodema dubia sp. nov. — Hints , pp. 21-23, fig. 2:6-14
Aiheeseen liittyvät julkaisut
Hints, L. 1975. Brahiopody Enteletacea ordovika Pribaltiki. pp. 1-119. Eesti NSV Teaduste Akadeemia.
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Luokittelu
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 |
Levinneisyys ja viitteet
- Hints, L., 1975 Tõrremägi ditches Oandu Stage