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Show 556 ON THE ANATOMY OF PALAMEDEA CORNUTA. [June 19, PALAMEDEA. Skeleton (continued). projection in region of uncinates. 8th sternal rib short and does not reach sternum. Penultimate sternal rib plain. V-shaped ; broadest region just beyond coracoid. Clavicle Pelvis Ilea cover fourth but last ribs ; hinder part of pelvis is bent down on the fore part (see fig. 6, p. 554). 'Waist' of pelvis very broad. Wings Proportionately much longer and bones slighter. This especially so with second metacarpal. Legs Femur and tibia more slender ; fibula and digits much longer. Cervical vertebras 16. Ventral processes of anterior cervicals much less marked. Dorsal vertebra? First pair have a ventral process. Neural processes flatter and higher. Ploughshare bone More short and slender. Skull In proportion and absolutely much smaller. The horn arises from a bony process on middle line, a quarter of an inch from the anterior margin. Flatter. Foramen magnum larger. The anserine oval space between periotics and supraoccipitals absent. Anterior part of the face from tip of bill to end of palatines broad, long, and goose-like. Desmognathous. Outer long edge of palatine with a sharp angular projection as in Geese. Basipterygoid facets wide apart, not close together as in Geese. Middle superior ramus of premaxilla separate from the lateral pieces as in gallinaceous birds, not fused as in Geese. Angulare of lower jaw nearly straight. C H A U N A DERBIANA. 8th sternal rib articulates with costal rib and with sternum. Penultimate sternal rib has a sharp backwardly directed process near articulation with costal rib. U-shaped; broadest region halfway down from coracoid. Ilea cover third but last rib ; long axis of pelvis straight and more duck-like. Waist narrow. 17. First three have a ventral process. Ibid. Ibid. Ibid. Ibid. Ibid. Ibid. Angulare sharply Geese. of lower jaw upturned as in |