STAR-FISH GALLERY. 



55 



this group. The most beautiful and remarkable specimens in 

 the gallery are the Sea-LiUes, or Stalked Grinoids, collected 

 by the "Challenger" Expedition. One specimen was found 

 attached to an old telegraph-wire taken up in the Caribbean Sea. 

 These deep-sea forms, so abundant in earlier periods of the 



Fig. 27. — A Sea-Lilt, the Larval stage or the 

 Fbather-stak {Antedon rosews). a, arms ; 6, basals ; i; radials ; s, stalk. 



world's history, are exhibited on tables in the corners of the 

 gallery, by case 7. Some of the stalked kinds (fig. 27) are 

 merely the larval stages of the Feather-stars. 



The wall-cases contain representatives of the various and di 

 verse groups brigaded together as Worms or Vermes. Case 1 con- 

 tains the Tape-Worms or Cestoda,'and the Flukes or Trematoda, 



