PLATE XXVIII. 



Figs. 1-3. Antedon pealangium, Miill., sp. 



Fig. 1. Side view, radial, ..... 



Fig. 2. Side view, interradial, ..... 

 Fig. 3. A youug specimen, 



Figs. 4, 5. Antedon hystrix, n. sp. 

 Fig. 4. Side view, . . . . . . . x 3 165 



Fig. 5. Another specimen, with an abnormal ray, . . . x 3 167 



