Infraorder Scutelliformes Haeckel 1896 (sand dollar)

Echinoidea - Clypeasteroida

Full reference: E. Haeckel. 1896. Systematische Phylogenie der Echinodermen. Entwurf eines natürlichen Systems der Organismen auf Grund ihrer Stammesgeschichte. Theil 2. Wirbellose Thiere 348-504

Parent taxon: Scutellina according to A. Kroh and A. B. Smith 2010

Sister taxa: Laganiformes, Samlandaster, Scutellinidae, Scutulum

Subtaxa: Abertellidae Astriclypeidae Dendrasteridae Echinarachniidae Eoscutellidae Mellitidae Monophorasteridae Placatenellidae Protoscutellidae Rotulidae Scutasteridae Scutellidae Taiwanasteridae

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Ecology: slow-moving semi-infaunal detritivore

Distribution:

• Quaternary of Japan (1 collection), Mexico (10), United States (25: California, Florida, Oregon, South Carolina)

• Blancan of United States (4: California)

• Pliocene to Pleistocene of Mexico (1), United States (2: California, North Carolina)

• Pliocene of Colombia (1), Ecuador (2), Mexico (16), Taiwan (1), United States (27: Alaska, California, Florida, North Carolina, Oregon, South Carolina, Virginia)

• Miocene to Pliocene of United States (5: California)

• Miocene of Argentina (11), Austria (3), Bosnia and Herzegovina (1), Brazil (3), Chile (1), Colombia (2), the Dominican Republic (4), Egypt (4), France (1), Italy (2), Libya (1), Mexico (6), Panama (3), Taiwan (4), United States (72: Alaska, California, Florida, Maryland, New Jersey)

• Oligocene to Miocene of Argentina (1), Malta (5), United States (1: Florida)

• Oligocene of Argentina (1), Iran (1), Japan (5), Jordan (1), Libya (2), Mexico (1), Taiwan (1), United States (4: California, Oregon)

• Eocene to Oligocene of Argentina (2)

• Eocene of Argentina (2), Japan (1), United States (109: Alabama, Florida, Georgia, Mississippi, North Carolina, South Carolina, Texas)

• Cretaceous of United States (1: California)

Total: 351 collections including 418 occurrences

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