REPORT ON THE ASTEROIDEA. 



743 



0) 



(2) 

 (3) 



(*) 



( 5 ) 



(6) 



O 



(8) 

 (») 



(10) 

 (11) 

 (12) 



Geographical Areas. 



<! 



5 

 o 

 xn 



\\. 



III. 



IV. 



<D 0) 



V. 



VI. 





VII. 



Bath ym ethical 

 Zones. 



S 



L. 



L 



L 



L 

 L 



L 

 L 



„-s 



cPh 



c. 



" a 

 * s 



c 



Bottom 



Temperature : 

 Fahrenheit. 



f 55°-25- \ 

 \ 74° -75 / 



49°-75 



44°-0-49°-l 



Synontma and Remarks. 



= Astcrias clathrata, Say. Incl. : Luidia gem- 

 macea (Val. M.S.). 



I = Pctalaster Columbia', Gray. Incl. : Luidia 

 \ tessellata^ Lutken. 



= Pctalaster Hardwickii, Gray. 



= Luidia maculala, var. quinaria, von Martens. 



Incl. : Luidia fragilissima (pare), Forbes; Luydia 

 Savignyi [pars), Biibeu and Koren. 



listerias Savignyi, Audoivin. 



I = Asterias senegalensis, Lamarck. Incl.: Luidia 

 ( Marcgravii, Steenstrup. 



