. Animals before man in North America; their lives and times. Paleontology. Animals Before Man Associated with tlie " fislies " just described, during the latter part of their career, were others more like those of to-day ; in fact, one or two of them are represented by living species. Such are the so-called lung-fishes,* the Aus- tralian Ceratodus, the African Protopterus, and his South American cousin, Lepidosii'en, the last two also known as mudfishes, from their. Ceratodus forsteri, a modern limg-fish from Australia. habit of passing the dry season ensconced in a mass of dried mu
. Animals before man in North America; their lives and times. Paleontology. Animals Before Man Associated with tlie " fislies " just described, during the latter part of their career, were others more like those of to-day ; in fact, one or two of them are represented by living species. Such are the so-called lung-fishes,* the Aus- tralian Ceratodus, the African Protopterus, and his South American cousin, Lepidosii'en, the last two also known as mudfishes, from their. Ceratodus forsteri, a modern limg-fish from Australia. habit of passing the dry season ensconced in a mass of dried mud. These form the subclass Dipnoi, whose members present some resem- blances to the amphibians—another instance of the interrelation of living beings. Owing to this, as well as to their great antiquity, these fishes are of special interest, and their struc- * So named because the air-bladder, which is present in many fishes, in this group opens into the gullet, and is so modified as to serve the purposes of a lung. 98. 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 Lucas, Frederic A. (Frederic Augustus), 1852-1929. New York, D. Appleton and company
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Keywords: ., bookcentury1900, bookdecade1900, booksubjectpaleont, bookyear1902
