STATIRA. 
d. Anterior femora sparsely ciliate from the base nearly to the apex and 
the anterior tibize unarmed within in both sexes ee 
e. Anterior femora glabrous and the anterior tibiee unarmed within in both 
Sexes. 
a’. Femora and tibie (the inner side or apices of the latter excepted) 
smooth and glabrous, or, at most, punctured and slightly pubescent*. 
a’. Upper surface varying in colour—in some species entirely (or 
a’. 
b°. 
with the elytra only) sneous, or with zneous lustre; in 
others, piceous, castaneous, or testaceous; in others, the 
prothorax reddish or testaceous, with the elytra darker (in 
one species ceruleous) ; size variable. 
Prothorax with the sides completely immarginate, or, at 
most, margined at the base or apex. 
a‘, Elytra with rows of large flattened tubercular elevations. 
6*. Elytral interstices 1, 7,9 with one and 8 and 5 with 
two rows of somewhat closely placed setiferous im- 
pressions, the intervals between them at the sides 
and apex raised; size very large. . . . 
. Elytral interstices 1, 3, 5, 7, 9 each with a row roe 
setiferous impressions ; size small 
c~ 
_ d‘. Elytral interstices 3 and 5 with numerous, and 1, z, 9 
with a few, setiferous impressions; size moderate ; 
elytra dull blue . .. . . . wre 
. Elytral interstices 1,3,5,7,9 eal with a few sotiferous 
impressions (sometimes obsolete on 1); size small 
f*. Elytral interstices 3, 5, 7, 9 (sometimes obsolete or 
partly so on 5 or 7) each with widely scattered 
setiferous impressions ; size moderate or small 
4. 
g°. Elytral interstices 3 and 9 each with two or three seti- 
ferous impressions only at the apex; size small . 
Prothorax with the sides margined from the base to the apex. 
h*. Elytral interstices 1, 3,5, 7,9 (sometimes one only 
on 7, at the shoulder) each with a few setiferous 
impressions, and not raised (except in S. mexicana, 
at the apex) ; posterior tibie in the male simple 
i*. Elytral interstices 1, 8, 5, 7, 9 each with numerous 
setiferous impressions, and not raised; posterior 
tibiz in the male with a small brush... . 
j Hlytral interstices 1, 3, 5, 7, 9 each with a row of 
rather closely placed deep setiferous impressions 
k*. Elytral interstices 1, 3,5, 7, 9 each with moderately nu- 
merous setiferous impressions, the impressions from 
the middle to the apex preceded by a small conical 
elevation ; anterior angles of the prothorax obtuse . 
Species 6-8. 
Species 9. 
Species 10. 
Species 11, 12. 
Species 13. 
Species 14-16. 
Species 17-26. 
Species 27. 
Species 28-38. 
Species 39. 
Species 40. 
Species 41. 
* In S. alternans the legs are clothed with rather longer hairs. 
