PLATE LXXXV. 



PAGE 



AphrocalUstes vastus, F. E. iS., . . . 317 



Fig. 1. Fragment of a dry specimen, from a pliotograph ; natural size. 

 Fig. 2. Long uncinatum ; x 100. 



Figs. 3, 5, 8, 9. Discohexasters of various sizes ; x 450. 

 Fig. 4. Dermal hexact pinulus ; x 300. 



Fig. 6. Parenchymal rough diact with central thickening ; x 300. 

 Fig. 7. Dermal scopula with two simple unknobbed prongs ; x 300. 

 Fig. 10. Parenchymal rough monact with a terminal thickening ; x 300. 



