Macrognathus siamensis

Domain: Eukaryota • Regnum: Animalia • Phylum: Chordata • Subphylum: Vertebrata • Infraphylum: Gnathostomata • Cladus: Osteichthyes • Classis: Actinopterygii • Ordo: Synbranchiformes • Familia: Mastacembelidae • Genus: Macrognathus • Species: Macrognathus siamensis