KENRICIA. 95 



2. Hymenaster giganteus. 



Hymenaster giganteus, Sladen, Proc. R. Irish Acad. i. (1892) p. 69G, 

 pi. xxviii. 



Pi = 160; r=102 millim. (approximately). 



Distinguished from U. pellucidus by " its large size and coarse 

 habit, as well as by the whole character of the abactinal surface," 

 where " the radial areas are well marked out, distinct from the 

 fringe and interradial membrane." 



One (or ? more) specimen taken at 750 fms. at 51° 1' N., 

 IP 50' W. 



ECHINASTEMD.E {see p. 23). 



HENRICIA. 



Henricia, Gray, Ann. §• Mag. vi. (1840) p. 184 ; Bell, Ann. 8f Mag. vi. 



(1890) p. 473. 

 Linkia, Forbes (ncm Nardo), Mem. Wern. Soc. viii. (1839) p. 120. 

 Cribella, Forbes (non Ag.), Brit. Star/. (1840) p. 106. 

 Cribrella, Liitken, Gronl. Echinod. (1857) p. 30 ; Norm. Ann. $- Mag. 



xv. (1865) p. 124; Pen: Arch. Zool. exper. iv. (1875) p. .'573; 



Viguier, Arch. Zool. exper. vii. (1878) p. 123 ; Sladen, Chad. Rep. 



Ast. (1889) p. 540. 

 Echinaster, M. Tr. Sgst. Ast. (1842) p. 22 (pars). 



Au Echinasterine with transversely set adambulacral spines, with 

 the dorsal spinelets grouped, not solitary ; disk small ; a single 

 small spine deeply set on either side of ambulacral groove. 



1. Henricia sanguinolenta. 



Asterias sanguinolenta, O. F. Mull. Prod. Zool. Dan. (1776) p. 234, 



im.2836; Retzius, Diss. Ast. (1805) p. 22. 

 Echinaster sanguinolentus, Sars, Arch. f. Nat. x. (1844) p. 169 



(development) ; Jarzynsky, Trans. Petersb. Soc. Nat. i. (1870) 



p. 318. 

 Cribrella sanguiuolenta, Liifk. Vid. Medd, 1857, p. 31 ; Norma?!, 



Ann. $ Mag. xv. (1865) p. 124. 

 Cribella sanguinolenta, Duj. Sf Hup. Echinod. (1862) p. 349. 

 Asterias pertusa, O. F. Midi. Prod. Zool. Dan. (177o)p. 235, no. 2839. 

 Asterias oculata, Perm. Brit. Zool. iv. (1777) p. 52. 

 Asterias spongiosa, Fabr. Faun. Grcenl. (1780) p. 368, no. 303 ; 



(?) Gould, Inv. Mass. (1841) p. 345; Desor, Proc. Boston Soc. N. 



H. iii. (1848) p. 67. 

 Asterias seposita, Retz. Diss. Spec. Ast. (1805) p. 21. 

 Linkia oculata, Forbes, Mem. Wern. Soc. viii. (1839) p. 120. 

 1 Lenricia oculata, Grai/, Ann. §■ M ag. vi. (1840) p. 184. 

 Cribella oculata, Forbes, Brit. Star/. (1840) p. 100. 

 Cribrella oculata, Perrier, Arch. Zool. exper. iv. (1875) p. 373 ; 



Dune. # Slad, Arctic Ech, (1881) p. 32, pi. ii. figs. 18-21. 

 Echinaster oculatus, M. Tr. Sgst. Ast. (1842) pp. 24 & 127 ; Dub. 



8r Kor. Vet.-Akad. lldlg. 1844 (1840), p. 241; Martens, Arch. f. 



Nat. 1800, p. 54. 



