1!. KŒIII.EI1. ECIIIXIDKS II. Clypeastridés. 



R. Iv.i'hlrr phot. 



S'é Lyonnaise de Photocliromogravure 



1 GLYPKASTER ANNANDALEI. 2 LAGANUM DEPRESSU.VL 3 CLYPEASTER DESTINATES. 



4 LAGANUM TONGANENSE. 5 CLYPEASTER HUMILIS. 6. LAGANUM BONANI. 



7 LAGAXUM Ji irBIXI. S ECIIINOLAMPAS ON'ATUS. 9 CLYPEASTER RARISPINUS. 



