- laterotrichia
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plural of laterotrichium
Dictionary of ichthyology. 2009.
Dictionary of ichthyology. 2009.
laterotrichium — (plural laterotrichia)) a small unpaired bone rod above the first pelvic ray in some lower teleosts, e.g. Salmonidae, Osmeridae, Esocidae, Cyprinidae, Cobitidae, Balitoridae and Siluridae. Probably derived from a reduced fin ray (dermatotrichia) … Dictionary of ichthyology