Caudae, taillike structure (e.g., cauda equina, bundle of nerves in the lower part of the spinal cord).
A tail-like structure. The cauda equina is a bundle of nerve roots from the lumbar, sacral, and coccygeal spinal nerves that descend nearly vertically from the spinal cord until they reach their respective openings in the vertebral column.
A tail or a tail-like structure. For example, the cauda equina (‘horse’s tail’) is a collection of nerve roots arising from the lumbar, sacral and coccygeal spinal nerves. The resulting bundle, fancifully resembling a horse’s tail, runs down inside the spinal column until the individual fibres leave through their respective openings.