52 



Elementary Zoology. 



Each consists of a protopodite and of an endopodite and 

 exopodite. In the first of these— the 7?/-^/ maxilla— Xhz proto- 



FlG. 26. — Mouth appendages of Cockroach. (From Miall and Denny.) 



Mn, mandible ; Mx', first maxilla ; Mx'', fused second maxillae : Ca, cardo ; St, stipes; 

 Z-a, lacinia ; Ga, galea ; Pa^ palp : Sttit submentum. 



podite has the usual two joints, the cardo and stipes ; with the 



