label: epural
label_lc: epural
description: "A free, modified neural spine of a preural or a ural vertebra that is placed between the last developed neural spine of a preural centrum and the dorsal axis (= anterior margin of first uroneural) of the caudal skeleton . An epural commonly supports one or more dorsal procurrent rays. An epural is an unpaired median perichondrally ossified bone."