Full reference: A. Kroh and A. B. Smith. 2010. The phylogeny and classification of post-Palaeozoic echinoids. Journal of Systematic Palaeontology 8(2):147-212
Parent taxon: Neognathostomata according to A. Kroh and A. B. Smith 2010
Sister taxa: Apatopygidae, Archiaciidae, Bothryopneustes, Cassiduloida, Clypeasteroida, Clypeidae, Clypeolampadidae, Nucleolitidae, Pygaulidae
Subtaxa: Echinolampadidae
Ecology: epifaunal grazer-deposit feeder
Distribution:
• Quaternary of Barbados (1 collection)
• Pliocene of Mexico (1)
• Miocene of Algeria (2), Anguilla (1), Australia (6), Austria (2), Bosnia and Herzegovina (1), Brazil (1), Colombia (2), Costa Rica (1), Cuba (4), Egypt (5), France (2), Italy (17), Libya (1), Malta (2), Moldova (2), Morocco (1), Northern Mariana Islands (1), Pakistan (1), Panama (2), Portugal (1), Saint Martin (1), South Africa (1), Spain (2), Tanzania (1)
• Oligocene to Miocene of Malta (5)
• Oligocene of Antigua and Barbuda (1), Cuba (3), Iran (1), Jamaica (2), Jordan (1), United States (13: Alabama, Mississippi)
• Eocene to Oligocene of Cuba (1)
• Eocene of Cuba (2), Egypt (12), France (1), Germany (1), India (2), Libya (8), Mexico (1), New Zealand (1), Niger (1), Pakistan (1), Peru (1), Qatar (4), Türkiye (3), United States (26: Alabama, Florida, Georgia, North Carolina)
• Paleocene to Eocene of Mali (1)
• Paleocene of Mali (8), Niger (2)
• Cretaceous to Paleogene of Mali (2)
• Cretaceous of Egypt (2), France (1), Iraq (1), Mali (1), Oman (5), Spain (1)
Total: 177 collections including 213 occurrences