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Four rows of pharyngeal teeth in an aberrant specimen of the small African barb Barbus paludinosus(Cyprinidae): novelty or atavistic alteration?

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An extra fourth row of pharyngeal teeth was found on both pharyngeal arches in a specmen of the small African barb, Barbus paludinosus, a species normally exhibiting three rows of pharyngeal teeth. Possible phylogenetic significance of this alteration is discussed in connection with occurrence of extra fourth rows of pharyngeal teeth in other cyprinid lineages.

Keywords: Cyprinidae; pharyngeal teeth

Document Type: Research Article


Affiliations: 1: Institute of Ecology and Evolution, Leninskii Prospekt 33, 119071 Moscow, Russia and 2: Paleontological Institute, Profsoyuznaya St. 123, 117997, Moscow, Russia

Publication date: 2005-07-01

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