32 Bulletin 26 116 



Explanation of 

 Plate 7 (31) 



Holectypus planatus ? Roemer, Page 12 (9(E 



Fig. 1. Upper surface of the test, X3. 



2. Lower surface of the test, X3. 



3. Lateral surface of the test, X4. 

 v 4. Lateral surface of the test. 



5. Lower surface of the test of another specimen. 



Echinobrissus angustatus Clark, 14 ( 98 ) 



Fig. 5. Lateral surface of the test, X2.75. 



7. Upper surface of the test, X 2. 



8. Upper surface of the test, X3. 



9. Lower surface of the test, X3 



