20 



BUU^TIN 82, UNITED STATES NATIONAL, MUSEUM. 



""^■^fpt^c'""*"""' '■^•■^■^■*«'"'* ■^^■'' K*'»-^I' ARTICLLiR FACES OF TAR.OIS COMATLLIDS. 2.",. CoMASTKH 



2^ Z^GOMExTrroZ.'''', '"'"'' '"° ^^■■^•™°'>°''«-'- 26. Same, vextra. view or rad.al pentagon. 



27. ZlGOMETRA COMATA, LATERAL VIEW OF RADIALS AND CESTRODORSAL. 2S. SAME, VENTRAL VIEW OF 

 ItVrnr"^""""- ''• ^^■'■°«'-^« °--*T^«- '--^-AL VIEW OF RADIALS AND CENTRODOKSAL .30 S^M." 

 VENTRAL VIEW OF RADIAL PENTAGON. 31. SaME, A RADIAL .^RTICl'LAR F.iCE. 32. CaTOPTOMETRA HARTLAUBI 

 LATERAL VIEW OF RADIALS AND CENTRODORS.U,. 33. SaME, VENTRAL VIEW OF RAD,™ PENTroON 34 



IIETEUOMETRA PIIILIBKRTI, LATERAL VIEW OF RADIALS AND CENTRODORSAL. 35 S.ME VEVTRAL V^EW OF 

 RtnltlT"'"""- '"• ^""=' ' "^"'^ ARTICULAR FACE. 37. AMPHIMETRA PAPt ENsTs, I ATK^AL V EW OF 

 RADIAL..5 AND CENTRODORSAL. 3S. SAME, VENTRAL VIEW OF RADIAL PENTAGON 



