286 BULLETIN OF THE 



PLATE VII. 



Fig. 91. Ophiomitra incisa, from above ; f . 



Fig. 92. Ophiocamax fasciculata, from below ; \. 



Fig. 93. " " from above ; f . 



Fig. 94. " " ami-joints, profile ; \ . 



Fig. 95. Ophiocopa spatula, from below ; ±. 



Fig. 96. " " from above; f 



Fig. 97. " " arm-joints, profile ; \. 



Fig. 98. " " one of the flattened arm-spines ; !£■. 



Fig. 99. Ophiosciasma granulatum, from below ; \. 



Fig. 100. " " from above ; f . 



Fig. 101. " " a flattened arm-spine in its skin-bag ; ^. 



Fig. 102. " " arm-joints ; f. 



Fig. 103. Ophiogeron supinus, from below ; -|. 



Fig. 101. " " from above ; f . 



Fig. 105. " " joints at tip of arm, from below ; ^. 



Fig. 106. " " joints at tip of arm from above showing absence of 



upper arm-plates, and division of arm-bones into 



halves ; f . 

 Fig. 107. " " joints at tip of arm, profile ; \. 



Fig. 108. Ophiochondrus squarnosus, from below ; f . 

 Fig. 109. " " from above ; f. 



Fig. 110. " " arm-joints, profile ; |. 



Fig. 111. " crassispinus, from below ; \. 



Fig. 112. " " from above ; \. 



Fig. 113. " " arm-joints, profile ; \. 



PLATE VIII. 



Fig. 114. Ophiomyxa serpentaria, from below ; ^. 



Fig. 115. " " from above ; f. 



Fig. 116. " " arm-joints, profile : \. 



Fig. 117. Ophiobyrsa serpens, from below ; f . 



Fig. 118. " " from above ; f . 



Fig. 119. " " arm-joints, profile ; f 



Fig. 120. " hystricis, from below, showing the large tentacles ; \ . 



I 5. 121. " " from above; \. 



Fig. 122. " " arm-joints, profile ; \. 



Fig. 123. Hemieuryale tuberculosa, from below; £. 



Kg. 124. " " from above ; \. 



Fig. 125. " " base of arm, profile; \. 



Kg. 136. " " joints from middle of arm, from above ; \. 



Fig. 127. " " joints near tip of arm, profile ; \. 



