io8 



OUR COMMON BRITISH FOSSILS. 



Star {Antedon or Comatula rosed). The latter may be 

 dredged up in immense quantities in the quieter parts 



Fig. 90. — Common Brittle-star {OJ>hiura grauulaid), showing affinities with Euryale 

 palmifera : a, front view ; d, back view ; c and ef, magnified portions of arms. 



of our sea-beds, but particularly m the Irish Sea, and 



