ammonites
Lesserorthis Benedetto 2007 (lamp shell)

Rhynchonellata - Orthida

Full reference: J. L. Benedetto. 2007. New Upper Cambrian-Tremadoc rhynchonelliformean brachiopods from northwestern Argentina: evolutionary trends and early diversification of plectorthoideans in the Andean Gondwana. Journal of Paleontology 81(2):261-285

Parent taxon: Orthida according to J. L. Benedetto 2007

Sister taxa: Archaeorthidae, Dalmanellidina, Fehamya, Glypterina, Kundatella, Oleorthis, Orthidina, Sphenorthis, Virgoria

Subtaxa: none

Ecology: stationary epifaunal suspension feeder