24 ECniNOIDEA. 



CLYPEASTRIDA. 



CLYPEASTKIDA, A. Agass., Voy. Chall., iii., p. 118. 



Sub-Order CLYPEASTRID^E, Agass., 1836, Prod. Hon. Bad. ; 

 A. Agass., Rev. Ech., iii., p. 504. 



EUCLYPEASRID/E. 



Family EUCLYPEASTRID^;, Hceckel, 1866, Generelle Morphologic; 

 A. Agass., Rev. Ech., iii., p. 505 ; Voy. Ckall., iii., p. 118. 



FIBULARINA. 



Sub- Family FIBULAEINA, Gray, 1855, Gat. Rec. Ech. ( 'emend. J, 

 p. 65 ; A. Agass., Rev. Ech., iii., p. 505 ; id. Voy. Chall., 

 iii., p. 118. 



ECHINOCTAMUS. 



ECHINOCYAMUS, Van Phels., 1774 ; Agass. fy Dessor, C. R. An. 

 Sc. Nat., vii. (3), p. 140. 



ECHINOCYAMUS PUSILLUS. 



Spatagus pusillus, Mull., 1776, Prod. Zool. Dan. 



Echinocyarnus pusillus, Gray, 1825, Ann. PHI., p. 6 ; A. Agass., 

 Rev. Ecli., ii., p. 304 ; ?W. Z. c. iii., /?. 505 ; id. Voy. Chall., 

 iii., p. 118. 



() 



Hab. English Channel and Norway ; Azores ; Mediterranean ; 

 Florida. 



?EcniNOCYAWUS SP. NOV. 



(a) Port Stephens, 25 to 35 faths. - - - Coll. 



