Parent taxon: Anguilliformes according to H. L. Fierstine et al. 2012
Sister taxa: Abisaadia, Anguillidae, Anguilloidei, Anguilloididae, Bolcanguilla, Brannerion, Casierius, Chlopsoidei, Congermuraena, Congridae, Congroidea, Congroidei, Eodiaphyodus, Eomuraena, Eomyrophis, Eurypharyngidae, Gazolapodus, Hayenchelys, Heterenchelyidae, Hoplunnis, Japonoconger, Lemkea, Leptocephalus, Libanechelyidae, Luenchelys, Micromyrus, Milananguillidae, Moringuoidei, Muraenanguilla, Muraenesocidae, Muraenidae, Mylomyrus, Myroconger, Nemichthyidae, Ophichthidae, Palaeomyrus, Paranguillidae, Parechelus, Patavichthyidae, Proserrivomer, Protanguilloidei, Proteomyridae, Rhynchocymba, Saccopharyngidae, Saccopharyngoidei, Synaphobranchoidei, Urenchelyidae, Urenchelys, Echelidae, Enchelycephali, Lyomeri, Colocephali, Carencheli, Archencheli, Mastygocercus
Subtaxa: Deprandidae Myrocongridae
Ecology: nektobenthic carnivore
Distribution: found only at Alhambra (Miocene of California)