V. S. NATIONAL MUSEUM 



PROCEEDINGS. VOL. XVI PL. XLV 



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11 



12 



1. Vfiiti'al surface of the thorax of C. pelln- 



riilas. showiuK tlie first joints of the less 

 witli tlii-ir hook.s. 



2. Same (jf c. iiclhiridus testii. 



.3. Animlus vi-iilr;ihsof C. ;K'//((f/rfits. 



4. Alltcmial sralc of r'. jirlhiriilas. 



.5. Aiiiiiiliis vi'Mi rails of c. /ullitcidus testii. 



0. Anteiiiial scale of C. jx-llttciduH testii. 



7, s. and !). Rostra of ('. pelliiciilvit. a .series 

 sliuwinK different ari'ansenient of .>-i)ines. 

 10. liostriiin of C. iiclhicUluK tcttii. 

 11 and ly. I'irst ahdoniinal aiJiJeuda^es of 



C. jiflhicidu.s fi'.s/ii. 

 13 and 14. I'irst ahdoniinal appcndii^es of 



C. pelliicidu.s. 



