Family

Cremnorthidae Williams, 1963

Selection of related publications

Hints, L. 1973. New Orthacean Brachiopods from the Middle Ordovician of the East Baltic area and Sweden. Eesti NSV Teaduste Akadeemia Toimetised. Keemia, Geoloogia / Известия Академии наук Эстонской ССР. Химия. Геология 22, 3, 248-256. DOI:10.3176/chem.geol.1973.3.10

Hints, L. M. 1968. Cremnorthis and Paurorthis (Brachiopoda) in the Middle Ordovician of Estonia. Eesti NSV Teaduste Akadeemia Toimetised. Keemia, Geoloogia / Известия Академии наук Эстонской ССР. Химия. Геология 17, 4, 386-392. DOI:10.3176/chem.geol.1968.4.09

List of species

1. Cremnorthis parva Williams, 1963 | Keila Stage→Oandu Stage

2. Cremnorthis uhakuana Hints, 1968 | Uhaku Stage→Idavere Substage

3. Septorthis engurensis Hints, 1973 | Idavere Substage→Keila Stage

4. Septorthis infoliata Hansen, 2008 | Haljala Stage

Classification

Organism group	Biota
Kingdom	Animalia
Phylum	Brachiopoda
Subphylum	Rhynchonelliformea
Class	Rhynchonellata
Order	Orthida
Suborder	Orthidina
Superfamily	Plectorthoidea
Family	Cremnorthidae
Genus	Cremnorthis
	Septorthis
Family	Eoorthidae
	Platystrophiidae
	Plectorthidae
	Ranorthidae
	Rhactorthidae
	Wangyuiidae