What is the definition of Heterocercal? | Dictionary.net

HETEROCERCAL

\hˌɛtɹə͡ʊsˈɜːkə͡l], \hˌɛtɹə‍ʊsˈɜːkə‍l], \h_ˌɛ_t_ɹ_əʊ_s_ˈɜː_k_əl]\

Definitions of HETEROCERCAL

2006 - WordNet 3.0
1899 - The american dictionary of the english language.
1920 - A dictionary of scientific terms.

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possessing a tail with the upper lobe larger than the lower and with the vertebral column prolonged into the upper lobe

2006 - WordNet 3.0
By Princeton University

Having the upper fork of the tail different from or longer than the lower, as the shark: opposed to HOMOCERCAL.

1899 - The american dictionary of the english language.
By Daniel Lyons

Having the vertebral column terminating in the upper lobe of the fin, which is usually larger than the lower; tail fins.

1920 - A dictionary of scientific terms.
By Henderson, I. F.; Henderson, W. D.

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