Leptolepidae

Leptolepidae (also spelt as Leptolepididae)^[3] is an extinct family of herring-like stem-teleost fish found throughout the world during the Jurassic. They were among the first fish to possess certain teleost synapomorphies, such as cycloid scales and fully ossified vertebrae.^[1]

Leptolepidae Temporal range: Sinemurian–Callovian PreꞒ Ꞓ O S D C P T J K Pg N
Fossil of Leptolepis coryphaenoides
Scientific classification
Domain:	Eukaryota
Kingdom:	Animalia
Phylum:	Chordata
Class:	Actinopterygii
Order:	†Leptolepiformes
Family:	†Leptolepidae Nicholson & Lydekker, 1889
Genera[1][2]
†Leptolepis (type genus) †Longileptolepis †Proleptolepis

References

1. Arratia, G.; Hikuroa, D. C. H. (2010). "Jurassic fishes from the Latady Group, Antarctic Peninsula, and the oldest teleosts from Antarctica". Journal of Vertebrate Paleontology. 30 (5): 1331–1342. Bibcode:2010JVPal..30.1331A. doi:10.1080/02724634.2010.501448. S2CID 128431094.
2. Konwert, M.; Stumpf, S. (2017). "Exceptionally preserved Leptolepidae (Actinopterygii, Teleostei) from the late Early Jurassic Fossil-Lagerstätten of Grimmen and Dobbertin (Mecklenburg-Western Pomerania, Germany)". Zootaxa. 4243 (2): 249–296. doi:10.11646/zootaxa.4243.2.2. PMID 28610149.
3. Nelson, J. S.; Grande, T. C.; Wilson, M. V. H. (2016). Fishes of the World (5th ed.). John Wiley & Sons. ISBN 9781118342336.