Echinoidea - Clypeasteroida - Fibulariidae
Alternative spelling: Fibularina
Synonym: Echinocyamidae Cooke 1942
Full reference: J. E. Gray. 1855. Catalogue of the Recent Echinida, or Sea Eggs, in the Collection of the British Museum. Part I. Echinida Irregularia. Woodfall & Kinder, London 1-69
Parent taxon: Laganiformes according to A. Kroh and A. B. Smith 2010
See also Clark and Twitchell 1915, Cooke 1942, Donovan 1993, Durham 1955, Durham 1966, Grant and Hertlein 1938, Kew 1920 and Kier 1968
Sister taxon: Laganidae
Subtaxa: Cyamidia Echinocyamus Eoscutum Fibularia Fibulariella Fibulaster Lenicyamidia Leniechinus Lenita Mortonia Porpitella Scutellina Tarphypygus Thagastea Togocyamus
Ecology: slow-moving semi-infaunal detritivore
Distribution:
• Quaternary of United States (1: Alaska collection)
• Pliocene of Belgium (1), the Marshall Islands (2), Papua New Guinea (1), Portugal (1), the United Kingdom (1)
• Miocene of Australia (2), Austria (1), Egypt (1), Fiji (5), France (1), Italy (7), Madagascar (4), the Marshall Islands (1), Northern Mariana Islands (3), Poland (1), Qatar (6), Somalia (2), United States (2: Florida)
• Oligocene to Miocene of Malta (1), the Marshall Islands (2)
• Oligocene of Germany (2), India (1), the Marshall Islands (4), United States (2: Georgia, North Carolina)
• Eocene of Egypt (1), Libya (3), the Marshall Islands (4), Nigeria (3), Pakistan (1), Qatar (5), United States (23: Alabama, Florida, Georgia, North Carolina, Texas)
• Paleocene of Nigeria (1), Togo (1)
Total: 97 collections including 104 occurrences