2 hbene ICE 
.de la Soc. Géol. de France. 
P Lackerbaner ad nat th. Pmp Becqr 
1 
5 bat Spatulata, SAT MIO a æqualis, sp 
11,42. Arcomya inversa, Terqg et Jour. 
AURA Arcomya clapensis, TergetJour. 7, 8. Arcomya inflata, Terq.et Jour. 
