Smith, Hamilton Lanphere, 1819-1903. [from old catalog] · Cleveland, M. C. Younglove and company · leaf 314
limestone con-tains a few fossils, corals and shells, and occasionally a few frag-ments or whole skeletons of fishes. The fishes are all remarka-ble for a peculiar structure of tail characteristic also of the fishesof the older strata, this structure is called by M. Agassiz the bete- DOSSIL… … the tail is homocercal as in fig. 2, which is the tail of a herring,the vertebral column not extending to the upper lobe. We have remarked that the first tracks^of reptiles are met within this system of deposits. Below we represent the appearanceof these footprints as observed in England and…
Astronomy · Meteorology · Geology · Paleontology
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