Echinoidea - Clypeasteroida - Laganidae
Alternative spelling: Laganes
Full reference: E. Desor. 1858. Synopsis des échinides fossiles. Reinwald, Paris 1-490
Parent taxon: Laganiformes according to A. Kroh and A. B. Smith 2010
See also Clark and Twitchell 1915, Durham 1955, Durham 1966, Kosnik 2002, Lindley 2001 and Smith 2009
Sister taxon: Fibulariidae
Subtaxa: Fibulina Hupea Jacksonaster Laganinae Laganum Neolaganinae Peronella Peronellites Rumphia Sismondia
Ecology: slow-moving semi-infaunal detritivore
Distribution:
• Quaternary of Saudi Arabia (1 collection)
• Pliocene to Pleistocene of Egypt (1)
• Pliocene of Egypt (2), Papua New Guinea (1)
• Miocene to Pliocene of United States (2: California)
• Miocene of Cuba (1), Fiji (3), Indonesia (2), Papua New Guinea (1), South Africa (1)
• Oligocene of Antigua and Barbuda (1), Mexico (1), Oman (1), United States (1: Alabama)
• Eocene of Egypt (2), Germany (1), Libya (2), Panama (1), Romania (1), United States (5: Florida, Georgia)
Total: 31 collections including 35 occurrences