†subfamily Halliinae Chapman 1893 (horn coral)
Anthozoa - Stauriida - Halliidae
Parent taxon: Halliidae according to C. W. Merriam 1974
See also Hill 1956
Sister taxa: Aspasmophyllinae, Lykophyllinae, Papiliophyllinae
Subtaxa: Aulacophyllum Hallia Odontophyllum
Ecology: stationary epifaunal suspension feeder
Distribution:
• Devonian of Afghanistan (2 collections), Canada (1: Ontario), Kazakhstan (1), Spain (1), United States (4: California, Indiana, Kentucky), Vietnam (1)
• Silurian of United States (1: California)
Total: 11 collections including 20 occurrences