NO. 9 MUSCULATURE OF THE BLUE CRAB COCHRAN 



57 



A 



End 



B 



Ends 



Endpd 



Fig. 22. — Appendages of Orchcstoidca califoniiana. 



A, the mandible. 



B, the first maxilla. 



C, the second maxilla. 



D, the first maxilliped. 



Bspd, basipodite ; Cxpd, coxopodite ; End, endite ; Endpd, endopodite. 



