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