“I 
PLATE 24. 
1-8. Podophora atrata Agass- 
_ Left anterior interambulacrum of a denuded specimen measuring 8 mm. in diameter. 
The same interambulacrum from a denuded specimen 44 mm. in diameter. 
The same interambulacrum from a denuded specimen 26 mm. in diameter. 
. The same interambulacrum from a denuded specimen 45 mm. in diameter. 
A primary tubercle at the ambitus, on the fifth plate from the actinal system, the de- 
nuded test measuring 45 mm. in diameter. 
The same, tubercle in profile. 
_ The genital and last interambulacral plates, the seventh and eighth from the actinal 
system in the left anterior interambulacrum, of a denuded specimen, measuring 
8 mm. in diameter. 
The ninth and tenth plates of the left anterior interambulacrum, of a denuded test 
measuring 45 mm. in diameter. 
Hawaiian Ids., A. Garrett Coll. 
