CONTENTS. 



Salenidae Agassiz 



Pedicellariae and Other Structural 



Characters 



The Genera and Species . . . 



Acrosalenia Agass 



Plesiosalenia Valette . . . 

 Perisalenia Valette .... 



Pseudosalenia Cott 



Goniophorus Agass.  . . . 



Peltastes Agass 



Heterosalenia Cott 



Salenia Gray 



Salenia Patterson! A. Ag., 

 Plates 43, figs. S, 4 ; 46, figs. 



1-8 



Salenia cincta A. Ag. and CI., 

 Plates 45, figs. S2-35 ; 52, 

 figs. 8-13; 57, figs, i-5 



Salenidia Pomel 



Salenocidaris A. Ag 



Salenocidaris varispina A. Ag., 



Plate 45, figs. 10-15 . . 



Salenocidaris profundi A. Ag. 



and CI., Plate 45, figs. 16-21 



*Salenocidaris miliaris A. Ag. 



and CI., Plates 43, figs. 5, 6 ; 



45, figs. 1-8 



*Salenocidaris crassispina A. 

 Ag. and CL, Plates 45, fig. 9 ; 



62, figs. 1-7 



Arbaciadae Gray 



Pedicellarise and Other Structural 



Characters 



The Genera and Species . . . 



Arbacia Gray 



Arbacia Dufresnii Gray, Plate 



47, figs. 1-11 



Arbacia spatuligera A. Ag., 

 Plate 48, figs. 15-19 .... 



* Hawaiian species. 



