MONOGRAPH OF THE EXISTING CBINOIDS. 



353 



Fig. 448. 



Fig. 447. 



Fig. 449. 



Fig. 450. 



Figs. 447-452.-447, Dorsal view of the radial pentagon of a sPEaMEN of Comatella nigra from the TrauppiNE Islands. 

 448, Dorsal view of the radial pentagon of a speomen of Comatella steluoera (after r. IT. Carpenter). 449, 

 Dorsal ^tew of the radul pentagon of a speouen of Comatella maculata from Queensland (after V. 11. Car- 

 penter). 450, Dorsal view of the radial pentagon of a speomen of Neocomatella alata from Cuiia. 451, Dorsal 



MEW of the radial PENTAGON OF A SPEaMEN OF NpM.VSTER INSOUTUS FROM THE LE-SSER .VNTILLES. 452, DORSAL VIEW 

 OP THE RADLAL PENTAGON OF A SPECIUE.S OF LEFTONEMASTER VENVSTUS FROM THE WEST COAST OF FLORIDA. 



