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Show 302 MR. W. P. PYCRAFT ON THE [Apr. 15, preacetabular ilia rise above the synsacrum to meet one another in the middle line; in Cathartes they are widely separated one Text-fig. 35. ' /V ~ v. ctcet. ..CVrif 6r? •fi^t-a.vl s. n. Porsal aspect of the Pelvis of Pseudogryphus californianus, showing the Ciconiine character of the pelvic girdle. The preacetabular ilia rise above the ridge formed by the neural arches of the vertebrae, and the external intertransverse sacral foramina are almost completely filled up. acet.=acetabul u m. a»£.£r.=antitrochanter. il.-is.n.=ilio-ischiadic notch. p.=pubis. £>.-a.(7.=preacetabular ilium. jp£.-a.i£.=postacetabular ilium. from another, and do not rise above the synsacrum. The peculiar form of this pelvis bears a striking resemblance to that of |
