PLATE XV. 



PAGB 



Fig. 1. Steganocrintjs abaneoltjs. M. and W 19S 



1 ..7. Posterior view of the body, with the proboscis, free rays and arms 

 broken away. 



1 b. View of under side of same. 



Fig. 2. Ctathooeintts sottlptilis, Hall? ! ' 8 



2 a. View of under side of body. 



2 b. Posterior view of same, without the arms. 



Fjcr. 3. AcTINOCEINUS DODE0ADA0TYLU8, M. and W . 205 



3 a. View of posterior side of body, without the arms or proboscis. 

 3 6. View of anterior side. 



3 c View of under side. 



Fig. 4. Amphobaoeintjs subtubbinatus, M. and W 212 



4 a. Posterior side of body without the arms ; showing the anal and arm 



openings. 

 4 b. Anterior side of same. 



Fig. 5. GlLBEETSOOBINTTS FISOELLUS, M. and W 222 



Side view of body, with all the appendages broken away. The true 

 arm openings are seen over each division of the rays, and those of 

 the false arms over the interradial spaces. 



Fig. 6. Platycbinus sttbspinosus, Hall 173 



Under side of body and arms. 



Fi<r. 7. Actinoobinus soitultjs, M. and W 202 



7 a. Anterior view of body, with arms and proboscis broken away. 



7 b. Posterior side of same. 



Fig. s. Aotinooeintjs ASTEBisoTJS, M. and W 207 



8 a. View of summit, with the proboscis and arms broken away. 

 8 b. Posterior side view of same. 



8 c. View of under side of same. 



Fig 9. AcTiNOOBiNTja coKciNNTJS, Shumard 



9 a. View of anterior side of body, with arms and proboscis broken away. 

 9 b. Posterior view of same. 



Fig. 10. C<eloobintj8 ooNCAVTjs, M. and W 215 



10 a. View of under side of body. 



10 b. Side view of same without the arms, showing the minute arm openings. 



10 c. View of opposite side of same. 



