†subfamily Zonophyllinae Wedekind 1924 (horn coral)
Anthozoa - Cystiphyllida - Digonophyllidae
Parent taxon: Digonophyllidae according to C. W. Merriam 1974
See also Hill 1956
Sister taxa: Digonophyllinae, Digonophyllum, Lekanophyllum, Mesophyllum, Paracystiphylloides, Parazonophyllum, Stereophyllum
Subtaxa: Cayugaea
Ecology: stationary epifaunal suspension feeder
Distribution:
• Devonian of Spain (2 collections), United States (2: Indiana, Ohio)
• Silurian to Devonian of Tajikistan (1)
Total: 5 collections including 6 occurrences