2-521: See text Cottoidei is a suborder of ray-finned fishes which, according to the 5th edition of Fishes of the World , is placed within the order Scorpaeniformes , alongside the scorpionfishes , flatheads , eelpouts , sticklebacks and related fishes. Cottoidei was first proposed as a taxonomic grouping in 1835 by the Swiss-American zoologist Louis Agassiz. The 5th edition of Fishes of
4-778: The World classifies the Cottoidei as a suborder of the order Scorpaeniformes. Other workers have found that if the Scorpaeniformes, as delimited in Fishes of the World , is not included in the Perciformes it renders the Perciformes paraphyletic . These workers retain the Cottoidei as a suborder within the Perciformes but include the zoarcoids and Sticklebacks and allies as the infraorders Zoarcales and Gasterosteales while reclassifying most superfamilies of Fishes of
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