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Cyathura Norman & Stebbing 1S1 



123. Cyathura truncata n. sp 1S2 



Anthelura Norman & Stebbing 182 



124. Anthelura abyssorum Norm. & Stebb 182 



Calathura Norm. & Stebb 1S3 



125. Calathura brachiata Stimpson 183 



Sub-Order Valvifera 185 



Family Idotheidae 186 



Mesidothea Richardson 186 



126. Mesidothea Sabmi Kroyer 1S6 



127. megalnra G. O. Sars 187 



Idothea J. C. Fabricius 187 



128. Idothea balthica Pallas 187 



I2g. — granulosa Rathke 188 



130. — cmarginata J. C. Fabricius 1S9 



13:. — pclagica Leach 190 



132. — metallica Bosc 190 



Synidothea Harger 190 



[33. Synidothea nodulosa Kroyer 191 



Family Arcturidae 191 



Arcturus Patreille 192 



134. Arcturus Baffini Sabine 192 



135. — scabrosus Norma n 193 



Pleuroprion zur Strassen 193 



136. Pleuroprion hystrix G. O. Sars 194 



137. Murdochi Benedict 195 



138. frigidum u. sp 196 



Astacilla Cordiner 197 



139. Astacilla longicornis Sowerby 198 



140. — ?arietina G. O. Sars 198 



141. — intermedia Goodsir 199 



142. — pusilla G. O. Sars 199 



143. — granulata G. O. Sars 200 



Sub-Order Oniscoidea 200 



Ligia J. C. Fabricius 201 



144. Ligia oceanica Pinne 201 



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Sub-Order Ppicaridea 202 



Family Bopyridse 203 



145. Bopyroides hippolytes Kroyer 203 



146. Pseud lone ffyndmanni Bate & West wood... 205 



147. Phiyxus abdoniimilis Kroyer 206 



Family Dajida; 208 



Dajus Kroyer 208 



148. Dajus mysidis Kroyer 20S 



149. — profundus n. sp 210 



Holophryxus Richardson 210 



150. Holophryxus Richardi Koehler 210 



151. acanthephyrcc Stephensen 211 



Aspidophryxus G. O. Sars 211 



152. Aspidophryxus pcltatus G. O. Sars 211 



Family Cryptoniscida? 212 



Clypeoniscus Giard& Bonnier 213 



153. Clypeoniscus Meinerti Giard& Bonnier... 213 

 Arcturocheres 11. gen 214 



154. Arcturocheres pulchripes n. sp 214 



Astacilloechus n. gen 216 



155. Astacilloechus Ingolfi n. sp 2 16 



Parapodascon n. gen 217 



156. Parapodascon Stebbingii n. sp 217 



Cumoechus n. gen 219 



157. Cumoechus insignis n. sp 221 



Sub-Order Gnathiidea 222 



Gnathia Peach 222 



15S. Gnathia elongata Kroyer 224 



159. — robusta G. O. Sars 225 



160. — hirsuta G. O. S a rs 226 



161. — abyssorum G. O. Sars 227 



162. — albescens u. sp 228 



163. — bicolor n. sp 229 



164. stygia G. O. Sars 230 



Explanation of the Plates 233 



