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单词 heterocercal
释义
heterocercal
(once / 422119 pages)
adj

WORD FAMILY
heterocercal
USAGE EXAMPLES
They have small scales, a heterocercal tail, and two dorsal fins with a strong spine in front.
Various, The New Gresham Encyclopedia—Volume...(2011)
Their tails, too, though both heterocercal, were diverse in their type.
Symonds, W. S. (William Samuel), The Cruise of the Betsey—or, A Summ...(2010)
This so called heterocercal tail is only known to exist, as a permanent adult feature, in the sturgeons of to-day.
Agassiz, Louis, Louis Agassiz: His Life and Corresp...(2010)
adj possessing a tail with the upper lobe larger than the lower and with the vertebral column prolonged into the upper lobe
Ant
homocercal
possessing a symmetrical tail that extends beyond the end of the vertebral column (as in most bony fishes)
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更新时间:2024/11/11 14:58:54