A REVISION OF THE BRITISH IDOTEIDiE. 



759 



Fig. 105. Ventral side of the same. x 20. 

 Fig. 106. Flagellum of the antenna of a male (after Issel). 

 Fig. 107. Flagellum of the antenna of a male (after Issel). 

 Fig. 108. Flagellum of the antenna of a female (after Issel). 

 Fig. 109. Ventral side of the terminal portions of the inner 



maxilla. x 165. 

 Fig. 110. Ventral side of the right maxillipede. x 43. 

 Fig. 111. Ventral view of the second thoracic appendage 

 Fig. 112. Dorsal view of the lateral portions of the 



plates. x 8. 

 Fig. 113. Dorsal view of the metasome. x 8. 

 Fig. 114. Left uropod. x 24. 



60. 

 60. 



60. 

 and 



x 33. 

 raesosomatic 



outer lobes of the right first 



segments, showing the coxal 



Synisoma laneifer (Leach). 



Fig. 115. Dorsal view of the cephalon. x 7. 



Fig. 116. Dorsal side of the left antennule. x 28. 



Fig. 117. Dorsal side of the left antenna. x 6. 



Fig. 118. Terminal style of the antenna. x 110. 



Fig. 119. Ventral side of the terminal portions of the inner and outer lobes of the right first 



maxilla. 

 Fig. 120. Ventral side of the right maxillipede. x 24. 

 Fig. 121. Terminal portion of the distal inner lobe of the right maxillipede, 



plumose setae. x 300. 

 Fig. 122. Ventral side of the second thoracic appendage. 

 Fig. 123. Claw of the same, x 73. 

 Fig. 124. Ventral side of the eighth thoracic appendage. 

 Fig. 125. Claw of the same. x 73. 

 Fig. 126. Dorsal view of the lateral portions of the 



plates, x 35. 

 Fig. 127. Dorsal view of the metasome. x 5. 

 Fig. 128. Left uropod. x 7. 



showing spines and 



x 15. 



x 15. 



mesosomatic segment, 



showing 



the coxal 



INDEX 



acuminata (Synisoma), 752 

 rdgirina (Idotea), 746 

 angusta (Idotea), 745 

 Anisopoda, Dana, 725 

 antarcticus (Glyptonotus), 73') 

 Anthura, Leach, 725 

 appendicidata {Synisoma), 751 

 Arcturidaa, 726 

 Ardurus, Latreille, 725 

 atrata (Idotea), 746 



B 



baltica (Idotea), 737 

 bonnieri (Pseudidothea), 726 



capito (Synisoma), 752 

 Chxtilia, Dana, 735 

 Chaetiliidee, 725 

 chelipes (Idotea), 749 

 Chiridotea, Harger, 735 

 Chiriscus, Richardson, 732 

 Cleantiella, Richardson, 749 

 Cteantis, Dana, 749 

 Colidoten, Richardson, 735 

 compada (Idotea), 746 

 Crabyzos, S. Bate, 732 



D 



danai (Idotea), 730 



