PLATE Vni. 



Ctenodiscus crispatus. 



120. Al)actiual vitjw of a specimen from tlie Japan Sea. x 1. 



121. Actinal view of same, x 1. 



122. Pai-t of an actinal interradius. Japan Sea specimen. R = 19 



mm. X 5. 



123. Paxilla in profile. Japan Sea specimen. Pt = 23mm. x 45. 



124. Paxillfe viewed from inside, with papular pores between. 



Japan Sea specimen, x 45. 



125. Flattened calcareous rod from fasciolar groove. Japan Sea 



specimen, x 130. 

 12r). Madreporite. Japan Sea specimen. Pi = 19 mm. x 9. 



Pseudarchaster pretiosus. 



127. Abactinal view, x 1. 



128. Actinal view, x 1. 



129. Abactinal view of a denuded specimen, x 1. 



130. Actinal view of same, x 1. 



131. Moutli-plates and adjoining plates. R = 32.5 mm. x 6. 



132. Ditto, denuded. Pt = 39.5mm. x 6. 



133. Fourth inferomarginal and corresponding adambulacral plates. 



R = 32.5 mm. x 8. 



134. Paxilla, from the base of an arm. x 7. 



135. Madreporite. 11 = 32.5 mm. x 5. 



Dipsacaster grandissinaus. 



136. Mouth-plates. 11 = 115 mm. x 4. 



137. Ditto, denuded, x 4.7. 



138. Fifth adambulacral plate and the adjoining ventrolateral. 



X 4.5. 



139. Paxilla in profile, with 45 coronal spinelets. x 8. 



