†family Nanorthidae Havlicek 1977 (lamp shell)

Rhynchonellata - Orthida - Nanorthidae

Parent taxon: Plectorthoidea according to J. L. Benedetto and D. F. Muñoz 2017

See also Benedetto 2007, Williams et al. 2007 and Williams et al. 2000

Sister taxa: Apatoskenidioides, Chilcorthidae, Cremnorthidae, Cyclocoeliidae, Eoorthidae, Euorthisinidae, Finkelnburgiidae, Giraldiellidae, Lebediorthis, Phragmorthidae, Platystrophiidae, Plectorthidae, Ranorthidae, Rhactorthidae, Tasmanorthidae, Wangyuiidae

Subtaxa: Gondwanorthis Lampazarorthis Notorthisina Shoshonorthis

view classification

Type: Nanorthis

Ecology: stationary epifaunal suspension feeder

Distribution:

• Whiterockian of United States (13: Nevada, Utah collections)

• Ordovician of Argentina (10), Bolivia (1), Iran (5), United States (12: Utah)

• Ibexian of United States (1: Nevada)

Total: 42 collections including 44 occurrences

Show more details