. Elements of zoölogy. Zoology. Fig. 234.—Sea-horse {Phyllopteryx eques), that is protected by its resem- blance to sea-weed. Order VIII. Plectognathi. General Characteristics. —In these fishes the scales are often modified into spines or plates. The ventral fins are generally absent. File-Fishes (Balistidce) —The file-fishes are remark- ably deep and thin, and are often protected by plates or spines re- sembling those of the Ganoids. Allied are the trunk -fishes (Fig. 235) (Os- tracionidce), that are inclosed in a box or armor composed of bony plates or scales ; the tail, mouth, and fins bein


. Elements of zoölogy. Zoology. Fig. 234.—Sea-horse {Phyllopteryx eques), that is protected by its resem- blance to sea-weed. Order VIII. Plectognathi. General Characteristics. —In these fishes the scales are often modified into spines or plates. The ventral fins are generally absent. File-Fishes (Balistidce) —The file-fishes are remark- ably deep and thin, and are often protected by plates or spines re- sembling those of the Ganoids. Allied are the trunk -fishes (Fig. 235) (Os- tracionidce), that are inclosed in a box or armor composed of bony plates or scales ; the tail, mouth, and fins being the only parts Fig. 235.—Trunk-fish {Ostracion Yalei).. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original Holder, Charles Frederick, 1851-1915; Holder, Joseph Bassett, 1824-1888, joint author. New York : D. Appleton and company


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Keywords: ., bookcentury1800, bookdecade1880, booksubjectzoology, bookyear1884