Classiheation of Fishes 
Order SYMBRANCHIA 
Suborder ICHTHYOCEPHALI 
Monopteride (Rice-eels) 
Suborder HOLOSTOMI 
Symbranchide 
Amphipnoide 
Chilobranchidz 
Order APODES 
Suborder ARCHENCHELI 
Urenchelyidze 
Suborder ENCHELYCEPHALI 
Anguillide (Eels) 
Simenchelyide (Pug-nosed Eels) 
Synaphobranchide 
Leptocephalidze (Conger-eels) 
Mureenesocide 
Ilyophide 
Heterocongride 
Myride 
Dysommide 
Ophichthyide (Snake-eels) 
Nettastomide (Duck-billed Eels) 
Nemichthyide (Snake-eels) 
Suborder COLOCEPHALI 
Murenide (Morays) 
Myrocongride 
Moringuide 
Order CARENCHELI 
Derichthyide 
Order LYOMERI 
Eurypharyngide (Gulpers) 
Saccopharyngidz 
Order HETEROMI 
Pronotacanthide 
Notacanthide (Spring-eels) 
Lipogenyide 
Order OSTARIOPHYSI 
Suborder HETEROGNATHI 
Characide (Characins) 
Erythrinide 
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