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Results for “spine”

Ichthyological terms, not general ones.

Species 38Articles 8Glossary 22

  • spine

    See fin spine; also a hard, pointed, protective outgrowth or process elsewhere on the body, e.g., a preopercular spine; the spinal column of a vertebrate.

    Used in 414 profiles

  • spinelet

    A small spine.

    Used in 9 profiles

  • fin-spine

    Unsegmented and unbranched, bony structure supporting the fins in teleosts. Usually hard, rigid and pointed and may have a smooth or serrated edge. Not laterally-paired like rays, and in some species modified to form a protective structure.

    Used in 15 profiles

  • rostral spine

    Median dorsal structure located on the snout in certain fishes.

  • opercle

    Bone forming the upper, posterior portion of the operculum, sometimes bearing spines or spine-like structures. Normally the largest of the bones comprising the operculum.

    Used in 149 profiles

  • ray

    Any of the bony spines supporting the membrane of a fish's fin including both spines and soft rays.

    Used in 793 profiles

  • apical

    Refers to the tip or cusp of an oral tooth, or denotes orientation towards the apex or tip of a fin, fin-spine, etc..

  • barb

    In zoology, used to refer to a small spine projecting from a larger one; alternative name for spinule and, sometimes, barbel. Also used to refer to cyprinid fishes of the genera Barbus, Puntius, Systomus and related species.

    Used in 189 profiles

  • epural

    Located on the dorsal side of the caudal fin; elongate bone which supports the caudal fin rays, positioned above the urostyle and posterior to the last neural spine.

    Used in 8 profiles

  • erectile

    Capable of being erected, raised, or elevated, e.g. an erectile fin spine.

    Used in 2 profiles

  • hypural

    Of, relating to, forming or being one of the partially-fused hemal spines that support the caudal fin rays in most teleosts.

    Used in 19 profiles

  • interradial

    Located between two fin rays or spines.

    Used in 2 profiles

  • radial

    In ichthyology, a bony or cartilaginous support for a fin ray or spine.

    Used in 15 profiles

  • rib

    Any of a series of slender curved bones articulated to the spine in pairs, serving to protect the thoracic cavity.

    Used in 50 profiles

  • spinous

    Possessing or resembling a spine.

    Used in 82 profiles

  • spur

    In fishes, normally refers to a a stiff sharp spine or bony outgrowth.

  • sting

    Sharp, pointed, piercing organ normally formed from a modified spine and secreting venom from glands at its base when present in fishes; the act of stinging; the wound or pain caused by stinging.

    Used in 110 profiles