118 TRANSACTIONS OF THE ROYAL CANADIAN INSTITUTE.  [VOL. XI. 
PLATE X—Continued. 
Figs. 26, 27, 28, 29—Stages in the early development of the dog salmon scale. X24. 
Fig. 30—Scale of young Phanerodon, showing shape, distinguishing marks and centre. 
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Fig. 31—Centrai portion of scale of doubtful specimen. X 12. 
Fig. 32—Central portion of Tirniotoca scale. X12. 
Fig. 33—Complete scale of young herring. X24. 
Fig. 34—Central portion of adult herring scale. X24. 
Fig. 35—Central portion of adult pilchard scale. X24. 
Figs. 36, 37—Ordinary scales of capelin. X24. 
Figs. 38, 39—Special capelin scales. X24. 
