..The fishes of Illinois . Fig. 5Heterocercal tail of Garpike (JLepi-sosteus).. Fig. 6Heterocercal tail of Dogfish (Amia). Fig. 7Typical homocercal tail of Pike-perch(Stizostediori). (After Jordan )

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Keywords: ., bookcentury1900, bookdecade1900, bookidcu31924, booksubjectfishes