Study reveals additional diversity in southwestern China.

Juvenile paratype of G. granosus © H. H. Ng

A paper investigating the identity of the catfish Glyptothorax zanaensis Wu, He & Chu 1981 is published in the latest issue of Zoological Journal of the Linnaean Society. The species was previously considered the only representative of the genus occurring in the upper Salween and upper Mekong river basins of southwestern China, but the former synonym G. longinema Li 1984 is redescribed and revalidated and two new species raised in the new study.

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