dermotrichium
(plural dermotrichia))
the fin ray, of 4 types:- ceratotrich (in cartilaginous fishes), actinotrich (in cartilaginous and bony fishes), lepidotrichs (only in bony fishes) and camptotrichs (in Dipnoi and Crossopterygi). Spiny rays in Actinopterygii may be called acanthotrichs. Also called dermatotrich

Dictionary of ichthyology. 2009.

Look at other dictionaries:

  • dermotrich — dermotrichium …   Dictionary of ichthyology

  • dermatotrichium — 1) dermotrichium 2) a secondary ray distal to a lepidotrichium also originating as a scale. Usually forked and lying on the edge of the fin, e.g. Doras and Synodontis in Siluriformes …   Dictionary of ichthyology

  • dermotrichia — plural of dermotrichium …   Dictionary of ichthyology

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