Lingulata - Lingulida - Lingulasmatidae
Parent taxon: Linguloidea according to A. Williams et al. 2000
Sister taxa: Aulonotretidae, Bistramia, Dysoristidae, Elkaniidae, Eoobolidae, Kyrshabaktellidae, Laima, Lingulellotretidae, Lingulidae, Lingulipora, Obolidae, Oxlosia, Paterulidae, Pseudolingulidae, Timalina, Tomasina, Zhanatellidae
Subtaxa: Lingulasma
Type: Lingulasma
Ecology: facultatively mobile infaunal suspension feeder
Distribution:
• Silurian of China (2 collections)
• Chazyan of United States (1: Tennessee)
• Ordovician of Canada (6: Ontario, Québec), the United Kingdom (3), United States (24: California, Illinois, Iowa, Iowa, Michigan, Minnesota, Nevada, New York, Oklahoma, Pennsylvania, Virginia)
Total: 36 collections including 41 occurrences