- Like, or pertaining to, the family Cyathophyllidae. - A fossil coral of the family Cyathophyllidae;
sometimes extended to fossil corals of other related families belonging
to the group Rugosa; -- also called cup corals. Thay are found in
paleozoic rocks.
- Clan group - Extended family - Irish clan - Place of worship in King’s Landing - Tribal group - A clan, tribe, or family, proceeding from a common
progenitor; -- used especially of the ancient clans in Ireland.