NO. 2171. SYNOPSIS OF THE COCCINELLID LARVAE— BOY IN O. 647 



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EXPLANATION OF PLATES. 



a Antennal ring 



abd Abdominal segment. 



al Alar area. 



an Anterior cuneal notch. 



apx Apex of the mandibles. 



arst Armlike extension from eusternum. 



bg Repugnatorial gland. 



bm Basal membrane of the mandible. 



br Hypopharyngeal bridge. 



c Clypeus (= postlabrum Lyonet). 



ca Cardo. 



ccz Chitinization with which coxa articulates. 



cm Articulating membrane between cardo and hypostoma. 



cols Seta emitted from a collar-like prolongation of the basal cup. 



cox Coxa. 



ecr Epicranium. 



