. Comparative zoology, structural and systematic. For use in schools and colleges. Zoology. VERTEBRATA. 335 ber'') underneath; tliere are no clavicles; the hind limbs are wanting, and the front pair changed to paddles; the tail expands into a powerful, horizontal fin; neck and ears are apparently wanting; the eyes small, with only two lids; the nostrils ("blow-holes")âdouble in the Whale, single in the Porpoiseâare on the top of the head. All are car- nivorous, and essentially marine, a few Dolphins only be- ing found in the great rivers. In the Whalebone Whales, the teeth are absorb
. Comparative zoology, structural and systematic. For use in schools and colleges. Zoology. VERTEBRATA. 335 ber'') underneath; tliere are no clavicles; the hind limbs are wanting, and the front pair changed to paddles; the tail expands into a powerful, horizontal fin; neck and ears are apparently wanting; the eyes small, with only two lids; the nostrils ("blow-holes")âdouble in the Whale, single in the Porpoiseâare on the top of the head. All are car- nivorous, and essentially marine, a few Dolphins only be- ing found in the great rivers. In the Whalebone Whales, the teeth are absorbed, and disappear before birth, and their place is supplied by horny "baleen" plates. "The. Fig. Whale (Dalcena â niysticetus). North 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 Orton, James, 1830-1877. New York, Harper and brothers
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Keywords: ., bookcentury1800, bookdecade1880, bookpublishe, booksubjectzoology
