Ijima, HexactinelUda. Contribution IV. 



Jour. Sei Coll. Vol. XV III. Art. 7. PI. V. 



12, 13. Crateromorpha meyeri tiiherosa Ij. 



14, 15. C. meyeri rugosa Tj. 



LITH, i. IMP. THE TOKIO PRINTING CO 



