. The Bashford Dean memorial volume :. Fishes; Sharks; Fishes, Fossil. 352 Bashford Dean Memonal Volume infundibulum, bu: m rhe higher vertebrates it disappears from the basis cranii during later development. In connection Vv-ith his account of the persistence of the notochord of Chlamy- doselachus in the region of the basis cranii, Goodey (, p. 543) makes the following interesting statement: "The cartilage of the floor of the cranium in the region of its junction with the vertebral column is thick and somewhat hea\Tly calcified. It here shows some indications of its probable verteb


. The Bashford Dean memorial volume :. Fishes; Sharks; Fishes, Fossil. 352 Bashford Dean Memonal Volume infundibulum, bu: m rhe higher vertebrates it disappears from the basis cranii during later development. In connection Vv-ith his account of the persistence of the notochord of Chlamy- doselachus in the region of the basis cranii, Goodey (, p. 543) makes the following interesting statement: "The cartilage of the floor of the cranium in the region of its junction with the vertebral column is thick and somewhat hea\Tly calcified. It here shows some indications of its probable vertebral nature, by the sHght resemblance which the calcmcarion presents to the inverted V-formation found in the centra of the vertebral ; Avers ' lSS9j found more decided evidences (my Text-figures 21 and 22) of. 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 Dean, Bashford, 1867-1928; Gudger, E. W. (Eugene Willis), 1866-1956. New York : [American Museum of Natural History],


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Keywords: ., book, bookcentury1900, booksubjectfishes, booksubjectfishesfossil