†Siphonia (Siphonia) Goldfuss 1826 (demosponge)
Demospongiae - Tetralithistida - Siphoniidae
Parent taxon: Siphonia according to R. M. Finks et al. 2004
Sister taxa: Siphonia (Pachycalymma), Siphonia griepenkerli, Siphonia maliformis, Siphonia micropora, Siphonia permiana, Siphonia tulipa
Subtaxa: Siphonia (Siphonia) pyriformis
Type: Siphonia pyriformis
Ecology: stationary epifaunal suspension feeder
Distribution:
• Cretaceous of France (3 collections), Germany (2), Poland (2), Spain (2), the United Kingdom (1)
Total: 10 collections each including a single occurrence