
Fig. 4.42. Four types of fish scales A) Placoid, B) Ganoid, C) Cycloid, and D) Ctenoid
Image from Living Ocean, CRDG, University of Hawaii at Manoa
Fig. 4.42. Four types of fish scales A) Placoid, B) Ganoid, C) Cycloid, and D) Ctenoid
Image from Living Ocean, CRDG, University of Hawaii at Manoa