paracaudal organ

paracaudal organ
a fatty organ opening through pores on the caudal fin of Engraulidae. The organ is hypothesised to release stock specific fatty substances

Dictionary of ichthyology. 2009.

Look at other dictionaries:

  • alar scale — one of the enlarged, elongate flap like scales at the base of the caudal fin, e.g. in Alosa, Sardina, Sardinops, Harengula. Called paracaudal organ in the anchovy. Probably related to fast swimming …   Dictionary of ichthyology

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