caudal scale

caudal scale
a modified terminal scale of the pored lateral line series found towards the medial base of the caudal fin in some Characidae, e.g. Landonia latidens). In some species it supports the caudal pouch

Dictionary of ichthyology. 2009.

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  • caudal gland — the glandular masses on the caudal peduncle and fin of mature males in the characoid subfamily Glandulocaudinae. The multicellular gland is associated with an enlarged modified scale which overlies the gland on each side. The gland may produce a… …   Dictionary of ichthyology

  • caudal peduncle scale count — includes all the longitudinal scale rows around the circumference of the peduncle at its narrowest point …   Dictionary of ichthyology

  • scale counts — see lateral line, longitudinal scale series, transverse rows, circumference, caudal peduncle, cheek, predorsal, etc …   Dictionary of ichthyology

  • Small-scale whiting — Taxobox name = Small scale whiting status = LC image width = 240px image caption = regnum = Animalia phylum = Chordata classis = Actinopterygii ordo = Perciformes subordo = Percoidei superfamilia = Percoidea familia = Sillaginidae genus = Sillago …   Wikipedia

  • Fish scale — For other uses, see Fish scale (disambiguation). The cycloid scales of a common roach (Rutilus rutilus). The row of lateral line scales is visible in the lower half of the image. The skin of most bony and cartilaginous fishes are covered by… …   Wikipedia

  • longitudinal scale series — the scale rows running along the body from behind the gills to the base of the caudal fin. The number of longitudinal series is usually counted in the transverse row from the origin of the dorsal fin to (not including) the lateral line and from… …   Dictionary of ichthyology

  • 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

  • circumpeduncular scale count — number of scales around the narrowest portion of the caudal peduncle …   Dictionary of ichthyology

  • fish — fishless, adj. /fish/, n., pl. (esp. collectively) fish, (esp. referring to two or more kinds or species) fishes, v. n. 1. any of various cold blooded, aquatic vertebrates, having gills, commonly fins, and typically an elongated body covered with …   Universalium

  • Fish — /fish/, n. Hamilton, 1808 93, U.S. statesman: secretary of state 1869 77. * * * I Any of more than 24,000 species of cold blooded vertebrates found worldwide in fresh and salt water. Living species range from the primitive lampreys and hagfishes… …   Universalium

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