w. PLATE XXV. 



Temnopleurus Hard'wickii, /. 1, 3. 



1. Interior of prong of stout-headed, short-steninied actinal pedicellaria. 



2. Profile of prong of open-headed, long-stemmed uiteranibulacral pedicellaria. 



Phymosoma crenulare, f. 3 - 5. 



3. Stout-headed, short-stemmed actinal pedicellaria. 



4. Profile of single prong of open-headed, long-stemmed interarabulaeral pedicellaria. 



5. Profile of large-headed, long-stemmed interambulacral pedicellaria. •_;; 



Hipponoe variegata,/. 6, 7. 



6. Profile of prong of large-headed, long-stemmed interamliulacral pedicellaria. 



7. Interior of prong of stout, short-stemmed actinal pedicellaria. 



Pseudoboletia graniilata, /. S- iO. 



8. Interior of prong of a long-headed, long-stemmed interambulacral pedicellaria. 



9. Interior of prong of a stout, short-stemmed actinal pedicellaria. 



10. Tip of open-headed, long-stemmed interambulacral pedicellaria. 



Bchinus miliaris, /. 11. 



11. Interior of prong of long-headed, long-stemmed interambulacral pedicellaria. 



Echinus acutus, /. 12 - 16. 



12, 13. Long-headed, long-stemmed interambulacral pedicellaria, i^'^-. 



14. Interior of prong of a stout, short-stemmed pedicellaria, ^-. 



15. End view of base of same. 



16. Single prong of open-headed, long-stemmed interambulacral pedicellaria. 



Toxopneustes variegatus, /. 17-19. 



17. Prong of open-headed, long-stemmed pedicellaria. 



IS. Prong of long-headed, long-stemmed interambulacral pedicellaria. 



19. Prong of stout, short-stemmed actinal pedicellaria. 



Toxopneustes pileolus, /. 20, 21. 



20. Single prong of open-headed, long-stemmed pedicellaria. 



21. Single prong of stout, short-stemmed actinal pedicellaria. 



Echinanthus rosaceus, /. 22. 23. 

 22, 23. Profile and interior of interambulacral pedicellaria. 



Clypeaster subdepressus, /. 2Ji, 25, 25'. 



21. Interior of prong of a stout-headed, long-stemmed pedicellaria. 

 2'). Stem of base of Fig. 24. 

 25'. Profile of stout-headed pedicellaria of Fig. 24. 



Echinocardium flavesceni,/. 2G, 26. 



2')'. Long-stemmed actinal pedicellariv. 

 201. Long-headed, long-stemmed interambulacral [ledicellaria. 



Echinocardium cordatum, /. 27, 2,1. 



27. Interior of prong of a long-headed, long-stemmed interambulacral pedicellaria. 

 2S. Tip of calcareous rod supporting head. 



