30 THE ENTOMOLOGIST. 
§§ Head not large and flat. 
x Wings with no basal vein. 
o Scutum with distinct furrows. - - 
oo Scutum with no furrows. - - - 
x X Wings with a costal vein. 
o Club of the antenne 5-jointed. Scutum with 
furrows. - - : - - 
oo Club of the antenne at most 4-jointed. 
Scutum with no furrows. - - : 
+ Antenne with thirteen joints. 
§ Club of the antenne with only one joint. - 
§§ Club of the antennz with more joints. 
x Abdomen conical, acuminated. . F 
x x Abdomen truncated at the tip. 
o Wings with no marginal branch. — - - 
oo Wings with a marginal branch. - - 
tt Antenne with fourteen joints. - - 
GLYPTONOTA. 
DIApRia. 
IpDIOTYPA. 
LoxoTRoPa. 
MonELATA. 
PARAMESIUS. 
HEMILEXIs. 
SPILOMICRUS. 
PoLyPEZA. 
Of Entomacis, which he describes as closely resembling 
Encoila (= Cothonaspis), there are three species, which he 
does not name, and he is quite silent as to the species of the 
other new genera which he has established. 
BELYTIDA. 
Male. 
A. Eyes bare. 
a. Scutum without furrows. Incisures of the abdo- 
men very strongly marked. - - - 
b. Scutum with furrows. Incisures of the abdomen 
not very deep. - . - - 
B. Eyes hairy. 
a. Postscutellum with a stout spine. - - 
b. Postscutellum with no spine. 
* Middle keel of the metathorax divided near the 
tip. - - - - - 
2k Midile keel of the metathorax not divided. 
+ Radial areolet none, or open. 
{ Stigmatic branch and postmarginal branch so 
much thickened that the radial areolet is 
hardly distinct. 
§ Basal veins obsolete. . . - - 
§§ Basal veins distinctly emitted. - - - 
tt Radial areolet more or less distinctly formed. 
§ Fore tibie with a tooth ora spine. = - - 
IsMARUS. 
PstILoMMa. 
OxyYLABIS. 
BELyTA. 
SYNACRA. 
PANTOLYTA. 
ZYGOTA. 
