PLATE XXIX. 



PAGE 

 Fig. 1. POTEEIOCBIXUS SPINOBEACHIATUS 290 



Anterior view of a nearly perfect specimen. 



Fig. 2. POTEBIOCBINUS OKAWENSIS 296 



Side view showing body and two of the arms. 



Fig. 3. EUPACHYCBINUS BOTDI. 



Side view of a nearly perfect specimen. 



For description of this species see Vol. V. of these Reports, p. 554. 



Fig. 4. EUPACHYCEINUS ASPEEATUS 311 



4 a. Side view of the body and lower part of the arms. 

 4 b. Basal view of the same specimen. 



Fig. 5. ONTCHOCEINUS DISTENSUS 307 



Side view of the body and lower part of the arms. 



Fig. 6. POTEEIOCBINUS COLUMBIENSIS 293 



Side view of a nearly perfect individual. 



Fig. 7. AGASSIZOCBINUS HEMISPHEEICUS 316 



7 a and 7 b. Opposite sides of the same specimen. 

 7 c. Basal view of the same. 



Fig. 8. POTEBIOCBINUS SCULPTUS 292 



Side view of the body and lower part of the arms. 



Fig. 9. POTEBIOCBINUS PBOPINQUUS 299 



Side view of the body and a portion of the arms and column. 



Fig. 10. POTEBIOCBINUS PECULIABIS 298 



10 a. Anterior side, with the arms nearly complete. 



10 b. Posterior side of another specimen. 



Fig. 11. TALABOCBINUS OVATUS 314 



11 a. Side view. 11 b. Basal view. 



Fig. 12. POTEEIOCBINUS POPENSIS 29C 



Side view of the body and arms. 



Fig. 13. POTEEIOCBINUS VENUSTUS 297 



13 a. Posterior side of a nearly perfect individual. 

 13 b. Anterior view of the same specimen. 



Fig. 14. AliLAGECBINUS CAEPENTEBI 341 



Side view of a nearly perfect individual. 



Fig. 15. POTEBIOCBINUS KASKASKIENSIS 300 



Side view of a nearly perfect individual. 



Fig. 16. EUPACHYCKINUS MONEOENSIS 3ia 



Basal view. 



Fig. 17. AGASSIZOCEINUS PAPILLATUS 315- 



Side view of the body and arms. 



Fig. 18. POTEEIOCEINUS SALTEBI 291 



Side view of a nearly perfect specimen. 



