Genus
Orthis Dalman, 1828
Aiheeseen liittyvät julkaisut
Rubel, M. P. 1961. Lower-Ordovician brachiopods of the superfamilies Orthacea, Dalmanellacea and Syntrophiacea of Eastern Baltic. ENSV TA Geoloogia Instituudi Uurimused VI, 141-226.
Öpik, A. 1927. Beiträge zur Kenntnis der Kukruse-(C2-) Stufe in Eesti. II. Tartu Ülikooli Geoloogia Instituudi Toimetused 10, 1-35.
Bekker, H. 1921. The Kuckers stage of the Ordovician Rocks in NE Estonia. Acta et Commentationes Universitatis Tartuensis II, 1, 1-92.
List of species
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Luokittelu
Organism group | Biota |
Kingdom | Animalia |
Phylum | Brachiopoda |
Subphylum | Rhynchonelliformea |
Class | Rhynchonellata |
Order | Orthida |
Suborder | Orthidina |
Superfamily | Orthoidea |
Family | Orthidae |
Genus | Eridorthis |
Leoniorthis | |
Orthambonites | |
Orthis | |
Species | callactis |
Genus | Paralenorthis |
Rogorthis | |
Sivorthis | |
Sulevorthis | |
Taphrorthis |
See also