560 Prodromus of the 



Lucernaria auricula, Johnston, Brit. Zoopb. 1838, p. 229, 



fig. 35 (exclus. synon. pars). 

 « » Johnston, Brit. Zociph. 1847, 2d ed. 



p. 246, fig. 54 (exclus. synon. pars). 

 « " Mihie Edw. ct Haime, Hist. Corall., 



torn. 3™-, 1860, p. 458 (exclus. sy- 

 non. INIiill., Prod. ; Fabr. Sars.) 

 " " Auct. Anglicorum, H. J. C, Proc. 



Bost. Soc. Nat. Hist., March, 

 1862, p. 47. 

 Lucernaria octoradiuta, Lamarck, Anim. sans Vert. 1816, 



torn. 2d, p. 474. 

 « " Duj. in Larnk. An. sans Vert. 



2d ed. 1840, torn. 3d, p. 59, 

 (exclus. synon., " Blainv., Man. 

 Atlas, PI. 50, ^g. 4," and 

 Lamx. Mem. MSS.) 

 " " Sars,* Aftryk af Videnskabs For- 



hand. i Christiana, 1860, p. 6, 



(exclus. synon. L. auricula, 



Bidrag. et Faun. Litt. Norveg.) 



" " * Sars, in Leuck. Bericht, Wiegm. 



Archiv, 2d bd. 1861, p. 332. 

 " " Steenstrup,t Videns. Med. Natur. 



Foren. Kjobenh, 1859, p. 108. 

 " " Steenstrup in Leuck. Bericht, 



Wiegm. Archiv. 1861, p. 331. 

 The disc shallow umbella-form, strongly octangular ; 

 the arms as broad as long : pedicel rather thick, cylindri- 

 cal, expanded moderately at the base, furrowed longitudi- 

 nally at four equidistant places, corresponding to the four 



* Sars, to whom I liad sent specimens of this species from our coast, in a recent 

 letter, says it " is L. octoradiata. Lamk. (I., auricula Johnst. Sars olim, iion Fabr.)" 



t Steenstrup lias sent, to Mr. StiMi|)son, Greenland specimens, which, upon direct 

 comparison, I find to be identical with ours. 



