Plate VIII. 

 Fig. 1. Atergatis lateralis. 



2. insularis. 



3. subdivisus. 



4. Actaea nodulosa. 



5. jEgle rugata. 



Plate IX. 

 Pig. 1. Panopeus Formio. 



2. C'aystrus. 



3. Chlorodius Pilumnoides. 



4. PiluHums dilatipes. 



5. scabriuseulus. 



6. ursulus. 



Plate X. 

 Fig. 1. Carpilius signatus. 



REFERENCES TO PLATES. 



Fig. 2. Galene ? ochtodes junior. 



Plate XI. 

 Fig. 1 . Panopeus dentatus. 



2. Chlorodius fragifer. 



3. areolatus. 



4. hirtipes. 



xv 



5. Lissoearoinus Polybioides. 



Plate XII. 

 Fig. 1. Ixa megaspis. 



2. Leucosia haematosticta. 



3. Xenophthalmus Pinnotheroides. 



4. Lupoeyclus rotundatus. 



5. Harrovia albolineata. 



6. Stenopus hispidus. 



7. Galathea elegans. 



ERRATUM. 



For descriptions of Chitons figured in Plate XV., and inadvertently omitted in the text, see Monograph of that genus in ' Concho- 

 logia Iconica.' 



