REDU VIIDZ. 
a. Anterior tarsi distinctly 3-jointed ; pronotum fused with the mesonotum, 
extending backwards over the mesothorax ; anterior trochanters un- 
armed ; body winged in the fully-developed forms. 
a’. Elytra extending beyond the abdomen. 
a’, Pronotum pedunculated, abruptly widened in front and behind ; 
anterior femora spinose from the base. 
a’, Elytra with the apical margin almost straight . 
b’’, Elytra with the apical margin concave . . 
b’’. Pronotum oblong, trapezoidal, the posterior lobe sinuously 
carinate at the sides ; anterior femora spinose from the base . 
b’. Elytra not quite reaching the apex of the abdomen; pronotum 
elongate, divided into two lobes of nearly equal length ; anterior 
femora spinose from the base . . . . .- 6 « « « 
c’, Elytra much shorter than the abdomen; pronotum very elongate 
and pedunculate, abruptly widened behind; anterior femora 
spinose from about the middle, the first spine not longer than the 
others ; abdomen very long and filiform. . . . . 
b. Anterior tarsi claw-like, compressed, rigid, the joints fused into one ; 
body winged or apterous. 
d', Pronotum fused with the mesonotum, extending backwards over 
the mesothorax ; anterior trochanters unarmed; anterior femora 
spinose from about the middle, the first spine very long ; anterior 
tarsi biunguiculate; elytra much shorter than the abdomen, the 
latter very elongate and filiform .. . se es 
. Pronotum separated from the mesonotum, the latter covering the 
mesothorax in the winged forms. 
c’’, Anterior trochanters unarmed ; body completely apterous ; meso- 
thorax produced into a long neck in front; abdomen in some 
species abruptly inflated at or before the apex in the males ; 
anterior femora spinose from about the middle, the first 
spine very long ; anterior tarsi uni-unguiculate 
ad”, Anterior trochanters armed with one or two slender spines or 
sete; body winged, the elytra reaching the apex of the 
abdomen ; anterior femora closely spinose from the base, the 
first spine not longer than the others; anterior tarsi uni- or 
bi-unguiculate * wee ee et . 
e’’, Anterior trochanters armed with one or two long, stout, acute 
spines; anterior femora spinose from the base; anterior tarsi 
uni-unguiculate. 
c", Body winged, the elytra extending beyond the abdomen ; 
pronotum much shorter than the mesonotum ; femoral 
spines arising from long conical teeth; eyes large 
d'”, Body completely apterous ; pronotum ahout as long as the 
mesonotum ; eyes small 
163 
Westermannia, Dohrn. 
Stenolemus, Sign. 
Ploiariodes, B. White. 
Lutevopsis, n. gen. 
Gardena, Dohrn. 
Emesa, Fabr. 
Ghilianella, Spin. 
Luteva, Dohrn. 
Ploiariopsis, n. gen. 
Plotaria, Scop. 
* Possibly uni-unguiculate in the males only. 
21* 
