The skeleton is cartilaginous, and the skull is remarkable for the very elongate suspensorium of the lower jaw; the tail remains in the notochordal condition, no cartilages being formed in this organ, which is destined to disappear with the gills. [Please select]
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Intercalary cartilages present in digits; phalangeal formulae 3-3-4-4 and 3-3-4-5-4. [Please select]
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Nor could manipulation lure their stiff cartilages into drooping as bench-show fashion demands. [Please select]
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The first nine costal cartilages articulate directly with the sternum. [Please select]
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In the bat, as in birds, the costal cartilages are ossified. [Please select]
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] The posterior and inferior borders of these cartilages meet at an acute angle. [Please select]
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