4 ART. 12. — S. TOKUNAGA : ON THE 



NOTES ON THE SPECIES. 

 SALENIA (PLEUROSALENIA) HAKKAIDOENSIS 



P. DE LORIOL. 



PL II. Fig. 1. 



Literature consulted : — 



P. de Loriol, Notes pour servir a l'étude des Echinodermes, 

 II. série, Fase. I, 1902. 

 Locality : — 



Ekimomaanoro, a branch of the Anoro river in Yübari coal- 

 field, Proy. of Ishikari, the age of which is probably 

 Pliocene (collector K. Jim bö). 



COPTOSOMA CRENULARE (A. Ac.) 



Synonyms : Glyptocidaris crenularis A. Ag. 

 Phymosoma crenulare A. Ag. 

 Literature consulted : — 



A. Agassiz, Revision of Echini. — Illust. Catalogue Mus. 



Comp. Zool. Harvard Coll., No. VIL, 1872-74. 

 P. M. Duncan, A Revision of the Echinoidea from the 



Australian Tertiaries. — Quart. Journ. Geol. Soc. London, 



NLIIL, 1877, p. 411. 

 P. M. Duncan, A Revision of the Genera and great Groups 



of the Echinoidea. — Journ. Linn. Soc. Zool., Vol. 



XXIIL, 1889. 



