Clypeidae

Clypeidae is a family of sea urchins belonging to the order Clypeasteroida.

Clypeidae Temporal range: Jurassic – Cretaceous PreꞒ Ꞓ O S D C P T J K Pg N [1]
Fossil of Pygurus tenuis on display at Senckenberg Museum
Scientific classification
Kingdom:	Animalia
Phylum:	Echinodermata
Class:	Echinoidea
Order:	Clypeasteroida
Family:	Clypeidae † Lambert, 1898

Fossil record

This family is known in the fossil record from the Jurassic (Bajocian age) to Cretaceous (Santonian age) (age range: from about 164.7 to 94.3 million years ago). Fossils of species within this genus have been found in Egypt, France, Portugal, Saudi Arabia, Switzerland, Ukraine, the United Arab Emirates, Chile, Ethiopia, Germany, India, Kenya, Madagascar, Poland, Saudi Arabia, Somalia, Tunisia, United Kingdom and United States.^[1]

Genera

Genera within this family include:^[1]

• Astrolampas Pomel 1883
• Clypeus Leske 1778
• Colliclypeus Smith 1991
• Pseudopygurus
• Pygurus Agassiz 1839