A microsporidian infection due to Microspolidiun~ arthun.n sp., has been observed in Pangasius sutchi from South-East Asia. The parasite forms uninucleate spores averaging 3.1 X 2 1 pm, variable in shape, mostly rounded pyriform but often curved. The exospore has a pattern of mosaic-like small fields. Developmental stages were not observed. In heavy infections, large parasite masses destroyed p...

Abstract. Budiariati V, Susmiati T, Waroh S, Putri RCA, Widayanti R. 2021. Genetic diversity of indigenous catfish from Indonesia based on mitochondrial Cytochrome Oxidase Subunit II gene. Biodiversitas 22: 593-600. Catfish is one the most demanding fish in and served a variety traditional culinary. Due to their identical morphology close relation between species order Siluriformes, it quite tr...

The Southeast Asian silurid catfish genus Wallagonia Myers, 1938, although regarded as a junior synonym of Wallago Bleeker, 1851 by recent authors following Myers (1948), differs fundamentally from it in many external and osteological characters. The genera evidently have been distinct since at least the middle Miocene and apparently are not closely related to each other. Wallagonia seems most ...