†subfamily Patulibracchiinae Pessagno 1971 (radiolarian)
Protozoa - Spumellaria - Patulibracchiidae
Parent taxon: Patulibracchiidae according to Baumgartner 1980
Sister taxa: Fluegelium, Halesium, Homoeoparonaella, Patulibracchium, Pessagnobrachia, Santonaella, Triassocrucella, Trimanicula
Subtaxa: Amphibrachium
Ecology: passively mobile planktonic omnivore
Distribution:
• Paleocene of New Zealand (6 collections)
• Cretaceous of New Zealand (2), Oman (1)
• Jurassic to Cretaceous of Germany (1)
• Jurassic of Germany (1), Italy (1), Mexico (3)
Total: 15 collections each including a single occurrence