%xenopterygii%

‖prop. n. pl. [ NL., from Gr. xe`nos strange + &unr_;, dim. of &unr_; a wing. ] (Zool.) A suborder of fishes including Gobiesox and allied genera. These fishes have soft-rayed fins, and a ventral sucker supported in front by the pectoral fins. They are destitute of scales. [ 1913 Webster ]