358 Mr. H. J. Carter on the Hexactinellidaj. 



Rosette many -rayed : rays of equal length, straight, capitate 

 (figs. 6 & 7), or with multitudinous rays of unequal length, 

 straight, and capitate, " pappiform " (figs. 8 & 16) ; or occa- 

 sionally of the first kind once-branched (fig. 13) ; or occa- 

 sionally with echinated heads (fig. 13, a). 



Dactylocalyx subglobosa, Gray. Malacca. (4) 



Rosette many-rayed : rays of equal length, capitate, flexed, 

 and grouped en fleur-de-lis (fig. 10) ; or occasionally with 

 straight and capitate rays. 



Myliusia callocyathes, Gray. West Indies. (5) 



4. B.M. 1867, P. Z. S. p. 506, pi. xxvii. fig. 1, = Iphiteon subglobosa, 

 Bk. P. Z. S. 1869, p. 329, pi. xxii. tigs. 10-12. 



5. B.M. 1859, P. Z. S. p. 439, (Radiata) pi. xvi., = Iphiteon callo- 

 cyathes, Bk. P. Z. S. 18(39, p. 333, pi. xxiii. tigs. 4-7. 



6. B.M. 1869, P. Z. S. p. 335, pi. xxv. fig. 1. 



7. Trans. Zool. Soc. vol. iii. p. 203, pi. xiii. 



8. B.M. 1858, P. Z. S. p. 114, (Radiata) pi. xi. ; Annals, 1868, vol. i. 

 p. 123, Wyville Thomson, —Iphiteon beatrix, Bk. P. Z. S. 1869, p. 325, 

 pi. xxi. figs. 2-4. 



9. B.M. Quart. Journ. Microscop. Sc. vol. x. n. s. (No. xxxvii.), p. 4, 

 pi. i. (1870) ; Schmidt, Atlantisch. Spongienf. 1870, p. 17, pi. ii. tigs. 

 1, 11, 12 ; Kent, M. M. J. 1870, Nov., p. 248, pi. lxv. figs. 8-15. 



10. Atlantisch. Spongienf. 1870, p. 13, pi. ii. figs. 1-3 ; Kent, M. M. J. 

 1870, Nov., p. 247, pi. lxv. figs. 2-7. 



11. B.M. M. M. J. 1870, Nov. p. 249, pi. lxiv. figs. 18-25. 



12. P. Z. S. 1869, p. 339, pi. xxiv. figs. 1-7 ; Owen, Trans. Linn. Soc. 

 vol. xxii. p. 121, pi. xxi. figs. 8 & 9. 



13. Atlantisch. Spongienf. 1870, p. 16, pi. i. figs. 13-20, & pi. ii. fig. 10. 



14. B.M. 1873. Vide postea. 



15. Atlantisch. Spongienf. 1870, p. 15, pi. i. figs. 7-12. 



16. M. M. J. 1870, Nov. p. 245, pi. lxiv. figs. 1-9; Wyville Thomson, 

 ' Depths of the Sea,' 1873, p. 429. 



17. B.M. Annals, 1872, vol. x. p. 112. 



18. Atlantisch. Spongienf. 1870, p. 14, pi. i. figs. 1-6. • 



19. B.M. Annals, 1872, vol. ix. p. 414, pi. xxi. 



20. B.M. Annals, 1872, vol. x. p. 137. 



21. 'Depths of the Sea,' Wyville Thomson, 1873, p. 419. 



22. Quoy et Gaimard, 'Voyage de l'Astrolabe,' 1833, p. 302, Atlas 

 (Zoophytes) pi. xxvi. fig. 3, =id. Gray, P. Z. S. 1867, pi. xxviii. fig. 1 ; 

 Wyville Thomson, Annals, 1868, vol. i. p. 131, pi. iv. fig. 2, &c. 



23. Gray, P. Z. S. 1867, pi. xxviii. fig. 2 ; Wyville Thomson, Annals, 

 1868, p. 129, pi. iv. fig. 1. 



24. B.M. P. Z. S. 1835, p. 65, = H. mirabilis, 1857, p. 279. 



25. B.M. P. Z. S. 1864, p. 265, pi. xxii. 



26. Phil. Trans. 1869, p. 701, pis. lxvii.-lxxi. 



27. M. M. J. 1869, June, vol. i. p. 367. American Naturalist, 1871, 

 vol. iv. p. 17. 



28. B.M. M. M. J. 1870, Nov., p. 243, pi. lxiii. figs. 2-14. 



29. B.M. Annals, 1872, vol. x.p. 110. 



30. B.M. Annals, 1873, vol. xi. p. 275. 



31. Trans. Linn. Soc. 1857, vol. xxii. p. 117, pi. xxi. figs. 1-7. 



