Alternative spelling: Clavagellacea
Parent taxon: Pandorida according to J. G. Carter et al. 2011
See also Bouchet et al. 2010, Kiessling 2003, Nevesskaja 2009, Newell 1965 and Vokes 1980
Sister taxon: Pandoroidea
Subtaxa: Clavagellidae Penicillidae
Ecology: facultatively mobile infaunal suspension feeder
Distribution:
• Quaternary of Australia (1 collection), Eritrea (1), Japan (1), Puerto Rico (1), Taiwan (1), Yemen (1)
• Pliocene of Greece (2), Spain (1)
• Miocene of Australia (2), Brazil (1), Germany (1), Indonesia (2), Malta (1), New Zealand (3), Slovakia (1)
• Oligocene to Miocene of Australia (1)
• Oligocene of Austria (1), Hungary (1)
• Eocene of Australia (1), France (1), Germany (1), New Zealand (1), Ukraine (1), the United Kingdom (9), United States (1: Florida)
• Paleocene of Belgium (4), France (1), Germany (1)
• Cretaceous of Algeria (1), France (1), India (1), United States (28: Alabama, California, Delaware, Mississippi, New Jersey, Tennessee)
Total: 75 collections including 79 occurrences