opisthure

opisthure
opisthure Ichthyol.
(ˈɒpɪsθjʊə(r))
[f. opistho- + Gr. οὐρά tail.]
The posterior end of the caudal axis in the embryonic stage of some fishes, which is ultimately absorbed into the caudal fin. Hence opisˈthural a., pertaining to the opisthure.
Cent. Dict. cites J. A. Ryder.

Useful english dictionary. 2012.

Игры ⚽ Поможем написать курсовую

Look at other dictionaries:

  • opisthure — 1) the tip of the vertebral column which protrudes beyond the caudal fin, e.g. in larval Elasmobranchii 2) urostyle (1) the small upturned posterior tip of the vertebral column, generally formed of a slender, pointed rod of cartilage, or fused… …   Dictionary of ichthyology

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