†family Halliidae Chapman 1893 (horn coral)
Anthozoa - Stauriida - Halliidae
Parent taxon: Lycophyllina according to D. Hill 1981
See also Hill 1956 and Merriam 1974
Sister taxon: Lykophyllidae
Subtaxa: Aspasmophyllinae Halliinae Lykophyllinae Papiliophyllinae
Ecology: stationary epifaunal suspension feeder
Distribution:
• Devonian of Afghanistan (2 collections), Canada (3: Ontario), Kazakhstan (1), Morocco (1), the Russian Federation (1), Spain (5), United States (18: California, Indiana, Kentucky, Nevada, New York), Vietnam (1)
• Silurian of China (2), the Russian Federation (2), United States (3: Alaska, California, Kentucky)
Total: 39 collections including 62 occurrences