PLATE 110. 



Page 

 Fig. 1. AVIOCLA QEBHABDI. 4C6 



1 a. A cast of the left valve of a specimen. 

 1 6. A smaller Bpecimen, in which the ribs are better preserved. 



Fig. 2. AVICULA TEXTILI8, var. ARENAKIA. 466 



2. The exterior surface of a weathered and exfoliated specimen of the left valve. 



