Superregnum: Eukaryota
Cladus: Unikonta
Cladus: Opisthokonta
Cladus: Holozoa
Regnum: Animalia
Subregnum: Eumetazoa
Cladus: Bilateria
Cladus: Nephrozoa
Superphylum: Deuterostomia
Phylum: Echinodermata
Subphylum: Eleutherozoa
Superclassis: Cryptosyringida
Classis: Echinoidea
Subclassis: Euechinoidea
Superordo: Atelostomata
Ordo: Spatangoida
Subordo: Asterostomatina
Familia: Asterostomatidae
Genera: Eurypatagus - Heterobrissus - Linopneustes - Palaeotropus - Peripatagus - Plesiozonus
Asterostomatidae is an extinct family of sea urchins belonging to the order Spatangoida.
They are slow-moving, shallow infaunal, or sediment-dwelling organisms, and are deposit feeders or detritivores. They lived during the Eocene and Miocene in what is now of Cuba, Cyprus and United States, from 55.8 to 5.332 Ma [1]
Genera
Antillaster
Asterostoma
Brissolampas
Brissomorpha
Cleistechinus
Heterobrissus
Megapetalus
Moronaster
Platybrissus
Prosostoma
Pygospatangus
References
The Paleobiology Database
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