314 LONGICORNIA — CERAMBYCIDAE. 



1, Anal segment distinctly emargiuate; posterior 

 femora rather thick and not much longer than 

 those of front pairs of legs. 



Black ; elytra (except apex) light yellow-brown. Thorax 

 closely punctured. L. 5 1. Scarce. L. fulva, De G-. 



2, Anal segment not distinctly emarginate ; pos- 

 terior femora long and thin. 



Black ; elytra of male yellow-brown, with apex and part 

 of outer margin black, those of female bright-red. Thorax 

 very closely punctured. L. 4J 1. Eare. 



L. sanguinolenta, Lin. 



III. Elytra entirely yellow-brown. 



Black (except elytra). Thorax strongly, not closely 

 punctured. L. 3 1. Common. L. livid a, Fab. 



Anoplodera. 



Black ; each elytron with three reddish-yellow spots, the 

 two hinder ones sometimes united. Thorax almost longer 

 than broad, very closely punctured. L. 4 — 5 I. Not 

 common. A. sexguttata, Fab. 



Gf'amnioptera. 



A. Elytra yellow-brown, with suture and apex blackish. 



Head, thorax and under- side black (anal segment often 

 reddish) ; elytra as above ; legs yellow-red, apex of femora 

 sometimes dark ; pubescence yellowisli. L. 2| — 3 1. 

 Common. G. tahacicolor, De G. 



B, Elytra black. 



a. Femora and tibiae more or less black. 



I. Antennae entirely black ; length 3| — 4 lines. 



Black ; apex of abdomen and base of femora reddish ; 

 pubescence pale-yellow. Not uncommon. 



G. an a lis, Panz. 



II, Antennae with first two joints red, the others red 

 at base and black at apex of each ; length 2| — 2f 

 lines. 



Black ; anterior legs and base of hinder femora reddish- 



