no 



i 1 



Tiios. r,. «;ahrv. 

 Explanation of the Plates. 



NoTK. — Tlic filial I vcriiciil iiiiirkH refer in all casen Id the lengtii nf the entire 

 iiiseut, uiul TK-ver li> the piirt to which they may he attuolied. 



I'L.VTK IV. 



Kig. I. SUitaniiK xiirinamenaia. 



Fiir. 



I a. — Aiitennu. 

 S. bidentatus. 

 ■J a,— Anlenna. 

 1! 6. — Under surfuw of head. 

 '2 c. — TursiiH. 



I'rf.-Maxil 



pulpu 



■'!?• 



l! e. — I'liiictiiulidii i)f surface near !<cutelhitii. 

 iV. planatiiK. 



Fig. 4. A'. 



'ihelli. 



Kig. 6. S. quadvicolttH. 



5 (I. — Anteniiu. 



.') b. — Maiidihie. 

 Kig. li. jS. ndretia. 



t> n. — Antenna. 

 Fitf. 7. .v. rertns. 



7 a. — Antenna. 

 Fig. H. ,S. opaciihi.H. 



•y a. — Antenna. 

 Fig. y. X'lnsibiiiii denlatu.s. 



!• a. — Antenna. 



» 6.— Mid(iU> tarsus. 



'.I '•. — MaxiMary palpus. 

 Fig. III. y. repandim. 



HI a. — .\ntenna. 

 NdTK.— The lines on ilie pmthorax of this figure are not intended for striae, hut 

 simply to mark the line along whioh the surface heeomes rapidly deelivous. 

 Fiir. II. Scalidia linearis. 



1 1 «.— Antenna. 

 ! I b. — Tarsus. 



Fiif. I'.'. l'rostomi.i ameriratiii, 

 V2 a. — Antenna. 



12 b. — Under surface of head showing jugular priH-esses. 

 Fin. I.'!. Nartheeius grandieepn. 



\\\ a. — Tarsus. 



\'.\ 6.— Maxillary palpus. 



PLATE V. 



Fig. I. Nartheciits tp-andicepn. — Head enlarged. 



1 n. — Under surface of head showing incipient jugular plates. 



1 h. — Antenna. 

 Fig. 2. Catogenva rufux. 



2 a. — Anterior tarsus. 

 Fig. ;<. Gucuju.s punifieuj<. 



