PLATE VIII. 



Fig. 



1. Scyllaridki Koenigii (p. 35), showing the general form of the cai'apace and abdomen, 



and tlie flat, scyllariforni, externa! antenna?. From a specimen in Mr. Bowerbank's 

 collection. 



2. Another specimen showing the orbits and eyes. From Mr. Wetherell's collection. 



3. Side view of the same. From Mr. Bowerbank's collection. 



4. Hoploparia gammaroides (p. 38), back view. From a specimen in Mr. Bowerbank's 



collection. 



5. Side view of the sanu; species. Mr. Wetherell's collection. 



6. Specimen of the same, showing the caudal plates. From the same collection. 



The whole of the specimens of both species arc from Sheppey. 



