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The mid-Ordovician observed the initial cephalopods with septa powerful enough to manage With all the pressures associated with further water, and will inhabit depths higher than a hundred200 m.[139] The path of shell coiling would prove to get essential to the longer term achievement with the lineages; endogastric coiling would 온라인카지노 only permit substantial dimension to generally be attained using a straight shell, Whilst exogastric coiling at first somewhat