110 
SPOLIA ZEYLANICA. 
I. —Facial frontal costa roundly produced before the eyes ; lateral 
lobes of pronotum slightly acute subspiniform produced, 
or obliquely obtuse. (Plate I., fig. 3.) 
Loxilobus , gen. nov. (p. 134) 
D.D.—Posterior angle of lateral lobes of pronotum outwardly 
little produced, obliquely truncate behind, or, if not so, 
the angle deflexed downward; first and third articles of 
posterior tarsi subequal in length. 
III. —Subtribe METRODORINJE . 
J. —Head distinctly compresso-elevated, vertex strongly narrower 
than one of the eyes ; posterior ocelli situated on a plane 
nearly with the lower border of the eyes. (Plate II., figs. 
9-9/;.) 
Gen. Systolederus , Bol. (p. 136) 
J. J.—Head not compresso-elevated ; posterior angles of the lateral 
lobes of pronotum distinctly truncate behind. 
K. —Body with elytra and wings absent. 
L. —Facial frontal costa distinctly produced before the eyes ; ver¬ 
tex in profile obtuse angulate ; pronotum granulate rugulose : 
wings and elytra absent or barely vestigial. Plate III., figs. 
13-13 a.) 
Apterotettix , gen. nov. (p. 140) 
K.K.—Body provided with elytra and wings. 
M. —Median carina of pronotum undulate subserrulate ; vertex 
with the anterior carinulse laterally compresso-acute, little 
elevated. (Plate II., figs. 1-lb.) 
Gen. Mazarredia , Bol. (p. 138) 
C.C.—Pronotum truncate in front or scarcely obtuse angulate ; 
posterior angle of lateral lobes turned down ; more or less 
rounded, not at all obliquely truncate or spined ; third article 
of posterior tarsi usually shorter than the first article. 
IV. —Subtribe TE TTIGIN PE. 
N. —Vertex wider or as wide as eye, viewed in profile more or less 
angulate produced before the eyes. (Plate III., figs. 14-14&.) 
Gen. Tettix , Charp. (p. 141) 
N.N.—Vertex narrower than one of the eyes, the front margin 
truncate, not at all produced before the eyes. 
Gen. Paratettix , Bol. (p. 144) 
