Definitions for "Prickles"
Keywords:  thorns, epidermal, spines, curved, fine
small, fine, sometimes curved spines, on, or in place of, scales
epidermal extensions not associated with nodes (i.e., not spines or thorns)
Slender, sharp outgrowths of the stem tissues beneath the epidermis.
Keywords:  rough, touch, fishes, feel, projections
small projections from the skin of some fishes that feel rough to touch.