Revision of the peristediid genus Satyrichthys (Actinopterygii: Teleostei) with the description of a new species, S. milleri sp. nov. Author Kawai, Toshio text Zootaxa 2013 3635 4 419 438 journal article 10.11646/zootaxa.3635.4.5 dfa87fc4-80b6-4a03-9039-cd757aeee34f 1175-5326 283551 CEB61FC1-DF5A-44C3-9241-89B9127311FC Satyrichthys Kaup, 1873 Satyrichthys Kaup, 1873: 82 ( type species: Peristethus rieffeli Kaup, 1859 ). Acanthostedion Fowler, 1943: 75 ( type species: Acanthostedion rugosum Fowler, 1943 ). Diagnosis. Upper jaw teeth absent; lateral margin of head smooth; posterior parts of lower lateral rows of bony plates separated from each other; barbels on lower jaw not branched except for posteriormost lip and chin barbels (some species without chin barbels); fewer than 20 soft rays in dorsal and anal fin.