Palaeocarcharodon

Palaeocarcharodon, also known as the pygmy white shark, is a genus of shark within the family Otodontidae^[1] that lived about 61.7 to 55.8 Ma during the Paleocene. It currently contains a sole species P. orientalis.^[2]

Palaeocarcharodon Temporal range: Paleocene, 61.7–55.8 Ma PreꞒ Ꞓ O S D C P T J K Pg N
Fossil teeth of Palaeocarcharodon orientalis (the largest three) from Khouribga (Morocco), alongside teeth of Otodus
Scientific classification
Domain:	Eukaryota
Kingdom:	Animalia
Phylum:	Chordata
Class:	Chondrichthyes
Subclass:	Elasmobranchii
Division:	Selachii
Order:	Lamniformes
Family:	†Otodontidae
Genus:	†Palaeocarcharodon Casieer, 1960
Species:	†P. orientalis
Binomial name
†Palaeocarcharodon orientalis (Sinzow, 1899)

Description

Teeth of Palaeocarcharodon are triangular, labio-lingually compressed, with quite irregular serrations and serrate lateral cusplets. They can reach a size of about 3–6 centimetres (1.2–2.4 in).^[3]

• 
  Tooth of Palaeocarcharodon from Atlas mountain in Morocco. 60 mya, 3 cm long.

Size compared to human