130 



ASTEBI/F.. 



ASTERIADJE. 



ASTERIJE. 



Genus Asterias. Linnaeus. Agassiz. 



Generic Character. — Body stellate ; rays flat, with a border of marginal plates ; 

 avenues bordered by three sets of spines ; suckers biserial. 



THE BUTTHORN. 



Asterias aurantiaca. Limueus. 



Specific Character. — Disk broad ; rays lanceolate ; margin spinose. 



Asterias aurantiaca (or aranciaca), Linn. Syst. Nat. 1100. Muller, Zool. 



Dan. Prod. 2831 ; Zool. Dan. III. tab. 

 lxxxiii. Lamarck, Anim. sans Vert. voL 

 II. p. 563 ; 2 Edit. vol. III. p. 251. 

 Fleming, Brit. An. p. 486. Johnston, 

 Mag. Nat. Hist. vol. IX. p. 299, f. 44. 

 Forbes, Wern. Mem. VIII. p. 118. 



Asterias irregularis, Pennant, Brit. Zool. IV. p. 61, No. 57. 



