PLATE XXXII. 



Anal System op 



1, 2. Echinarachnius parma, copied from A. Agassiz. 



3. Discoidea cylindrica. copied fiom Cotteau. 



4. Echinoneus semilunaiius, copied from A. Agassiz. 



5. Echinolampas Hellei, copied from A. Agassiz. 



6. Echinolampas depressa, copied from A. Agassiz. 



7. 8. Neolampas rostellata, copied from A. Agassiz. 

 9. Palseobrissiis Hilgavdi, copied from A. Agassiz. 



10. Urechinus naresianus, copied from A. Agassiz. 



11. Hemiaster cavernosus, copied from A. Agassiz. 



12. Cystechinus Wyvillii, copied from A. Agassiz. 



13. Echinocardium flavescens, copied from Loven, 



