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Show 438 MR. J- B. SUTTON ON HYPERTROPHY. [May 5, a rounded form instead of presenting the usual broad Jan-shaped aspe" The abnormal condition of the extremities of the rays mav affect other fins besides the caudal (hg. ")• the lake in question is about 1000 feet above the level of the sea. Fig. 6. The hard parts of the caudal extremity of the Trout. The upper figure (a) shows the abnormal condition of the extremities of the rays in the so-callecl tailless Trout of Islay (Lochnamorachan Trout), after Traquair. _±he lower figure (b) Bhows the normal condition ; it is inserted for comparison. It is about an acre in extent, and so shallow that a man can wade through it: the bottom is of quartz rock. Several other lochs near contain Trout, but none are " tailless." So constant is this abnormality in Trout taken from the lake in question that one keen |