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ZOO 4307C (9)
chu (9)
Chapter

10___

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Department
Biology - Zoology
Course
ZOO 4307C
Professor
chu
Semester
Spring

Description
○ ○ These ganoid scales are found in all of the primitive members of the group, ie covering the body of birchirs and the reedfish, forming the rows of scutes on the body of sturgeons ○ The scales of all living telosts are derived from this and consist of only a single layer of bone, called leptoid Chondrostei Monday, February 24, 2014 11:03 PM • Primarily cartilagnious fish showing some ossification • Divided into acipenseriformes(sturgeons and paddlefish) and the polypteriformes(reedfishes and bichirs) • Polypteriformes ○ Bichirs and reedfish ○ Thick interlocking multilayered scales coveredwith ganoin  Ganoin is a shiny substance tha
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