. Zoology for high schools and colleges. Zoology. 460 ZOOLOGY. life, while all the facial bones of the skull are still cartilagi- nous, long before they become hard and ossified, , when the flounder {Plagusia) is twenty-five millimetres (one inch) long. " The transfer of the eye from the right side to the left takes place by means of a movement of translation, ac- companied and supplemented by a movement of rotation over the frontal ; Young flounders, when less than two inches in length, are remarkably active compared with the adults, darting rapidly through the water after
. Zoology for high schools and colleges. Zoology. 460 ZOOLOGY. life, while all the facial bones of the skull are still cartilagi- nous, long before they become hard and ossified, , when the flounder {Plagusia) is twenty-five millimetres (one inch) long. " The transfer of the eye from the right side to the left takes place by means of a movement of translation, ac- companied and supplemented by a movement of rotation over the frontal ; Young flounders, when less than two inches in length, are remarkably active compared with the adults, darting rapidly through the water after their food, which consists principally of larval, surface-swimming crustaceans, etc. (A. Agassiz.) The common flounder from Nova Scotia to Cape Hatteras is Pseudopleuronectes Ameri- canus of Fig. 423.—Goose-fish, one tenth natural size.—From Tenney^s Zoology. Order 6. Pediculati.—The flsh. The name was given slender bones supporting the ings are small and placed in pMus j)iscatoriiis Linn., the has an enormous mouth, and as itself. The head and fore- the skin is naked, scaleless. ribbon-like, thin gelatinous half a metre wide, which ocean. Order 7. Lophobranchii. —The tufted-gilled fish—such the name of the order indicates—have a fibro-cartilaginous skele- type of this order is the goose- to the group from the long pectoral fins. The gill-open- axils of the pectoral fins. Lo- goose-fish or angler (Fig. 423), swallows fishes nearly as large •part of the body is very large •, Its eggs are laid in broad, masses, two metres long and float on the surface of the. 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 Packard, A. S. (Alpheus Spring), 1839-1905. New York, H. Holt and Company
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