CONTENTS 



Descriptions : — 



A. spicatus Plate 



D. impavidum 



A. mutatus 



A. ovatulus 



A. gracilis 



A. heptangularis • 



103. 

 104. 

 105. 

 106. 

 107. 

 108. 



cm 



civ 



cv 



cvi 



cvn 



CVIIlA, B, C 



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PRINTERS 



