. Animal biology. Zoology; Biology. CLASS PISCES 345 369. Chondrostei.—In the Chondrostei, or cartilaginous ganoids, the pelvic fins are not used to support the body, and the tadpole-like larva has been considerably modified. The skeleton is largely car-. 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 Wolcott, Robert Henry, 1868-1934. New York ; London : McGraw-Hill Book Company, Inc.

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