

Fig. 83. 



,, 84. 

 ,, 85. 



,, 87. 



,, 88. 



„ 89. 



,, 90. 



,, 91. 



„ 92. 



,, 93 



,, 94. 



„ 95. 



,, 96a. 



,, 96. 

 „ 97. 

 ,, 98. 



,, 99. 



„ 100. 



„ 101. 



,, 102. 



„ 103. 



„ 104. 



Sebastes mai 



Seba 



PLATE IV. 



mis, portion of a large ovary. February-March. Enlarged, 

 .spent ovary. September. Ovarian Avail slit open, 

 .spent ovarie.s and external aperture.s. 

 portion of ovary. April. Showing very large follicle. 



Enlarged, 

 spent ovary, developing. 



April. Enlarged. 

 September. Enlarged. 

 February. 



February. 



male, urogenital papilla. 



section of urogenital papilla of male. 



Enlarged, 

 young egg in wall of vessel in ovary. October. En- 

 larged, 

 developing egg in ovary. (October. Enlarged. 



,, eggs ,, „ ,, 



portion of spent ovary. September. Enlarged, 

 longitudinal section through the anal region of 



female. Enlarged, 

 dor.sal fin, last interspin(^us bone and last two hn-rays. 

 Enlarged . Semi-diagrammatic. 

 ,, anal lin, last interspinous bone, and last two rays. 

 ,, vertebra bearing the first luemal spine. 

 ,, dorsal fin, end of, showing membrane joining the last 



fin-ray to the dor.sal edge of body. 

 fes dactylopterus, 41 cnr. long. Scale. Nat. size. 

 ,, view of adnate ventral tin. 



,, theoretical section of egg-column of ovary. 



,, portion of ovary. January. Enlarged. 



,, view of top of head, showing the interorbital and 



adjacent regions, 

 egg beginning to store yolk. Semi-diagrammatic. 

 Enlarged. 



