Osteichthyes - Macrosemiiformes - Macrosemiidae
Synonym: Eosemionotidae Bürgin et al. 1991
Parent taxon: Macrosemiiformes according to J. Alvarado-Ortega et al. 2025
See also Bartram 1977, Bürgin 2004, Bürgin et al. 1991, Friedman et al. 2010, Gardiner 1960, González-Rodríguez et al. 2004, Grande 2010, Gregory 1923, Hay 1902, Jordan 1963, López-Arbarello 2012, López-Arbarello et al. 2019, Murray and Wilson 2009, Nelson et al. 2016 and Woodward 1895
Sister taxon: Voelklichthys
Subtaxa: Agoultichthys Enchelyolepis Eosemionotus Histionotus Legnonotus Macrosemiocotzus Macrosemius Notagogus Propterus
Ecology: planktonic suspension feeder
Distribution:
• Cretaceous of Belgium (1 collection), Germany (1), Italy (2), Mexico (6), Morocco (2), Spain (4), the United Kingdom (4)
• Jurassic of France (2), Germany (6), the United Kingdom (1)
• Triassic of Austria (6), Germany (4), Italy (6), the Netherlands (3), Slovenia (2), Spain (6), Switzerland (13), the United Kingdom (1)
Total: 70 collections including 82 occurrences