440 Messrs. J. Wood-Mason and A. Alcock on 



spines. Mouth-spines of moderate length, narrow, closely 

 felted with pedicellarife. 



Colour in the fresh state bright cinnabar- red. 



Station 116, 405 fathoms. 



Freyella, Perrier. 



23. Freyella henthopldla^ Sladen. 



Freyella benthophila,^lixAQu, 'Challenger' Asteroidea, p. 041, pi. cxi. 

 figs. 5-8. 



Specimens from Stations 110, 1997 fathoms, and 118, 

 1803 fathoms. 



Colour in the fresh state bright cinnabar-red. 



This species was taken in 1888 in the Bay of Bengal, in 

 1520 and 1590 fathoms. 



Class ECHINOIDEA. 



Order CIDAROIDA. 



Family CidaridaB. 



1. PoROCiDARis, Desor. 



A small specimen with a test of 8 millim. diameter from 

 Station 116, 405 fathoms. 



Colour : madder, with white points. 



Order D I A D E M A T I D A. 

 Family Echinotliuridae. 



2. Phormosoma, Wyville-Thomson. 



Scores of fine specimens of a large species were taken in 

 the Andaman Sea at Stations 115 and 116, in 188 to 405 

 fathoms. 



Family Arbaciidae. 

 PoDOCiDARis, A. Agassiz. 



3. Podocidaris 1 prionigera^ A. Agassiz. 



Porocidaris prwm'gera, A. Agassiz, 'Challenger' Echinoidea, p. 59, 

 pi. xxxiv. figs. 14 and 15. 



Specimens from Station 112, 561 fathoms. 



