Plethodidae

Not to be confused with Plethodontidae.

Plethodidae is an extinct family of teleost fish that existed during the Late Cretaceous period. Fossils are known from North America, North Africa, and Europe.

Plethodidae Temporal range: Late Cretaceous, Albian–Maastrichtian PreꞒ Ꞓ O S D C P T J K Pg N
Pentanogmius evolutus reconstruction
Rhamphoichthys taxidiotis reconstruction
Scientific classification
Domain:	Eukaryota
Kingdom:	Animalia
Phylum:	Chordata
Class:	Actinopterygii
Order:	†Tselfatiiformes
Family:	†Plethodidae Loomis, 1900
Genera
Refer to § Genera
Synonyms
Bananogmiidae Niobraridae Thryptodontidae Tselfatiidae[1]

Description

Plethodids possessed thin, angelfish-like bodies and often had high dorsal fins which made them distinctive from other types of fish. Their skeletons were partially cartilaginous, though the amount varied from one species to another.^[2]

• 
  Bananogmius aratus
• 
  Paranogmius doederleini
• 
  Tselfatia formosa

Genera

Plethodidae contains the following genera:^[3]

• Bachea
• Bananogmius
• Concavotectum?^[4]
• Dixonanogmius
• Enischnorhynchus
• Luxilites
• Martinichthys
• Moorevillia
• Niobrara
• Paranogmius
• Pentanogmius
• Plethodus
• Pseudanogmius
• Pseudothryptodus
• Rhamphoichthys^[5]
• Syntegmodus
• Thryptodus
• Tselfatia
• Zanclites