THE TETTTGIDJE OF CEYLON. 
153 
Key to Coptotettix Species. 
Pronotal process not extended backward beyond the posterior 
femoral apices; dorsum of pronotum tuberculose or rugose; 
median carina of pronotum anteriorly largely elevated. 
fossulcitus , Bol. 
Pronotum posteriorly long subulate, extended backward beyond 
the posterior femoral apex; dorsum flattened, between the 
shoulders little convex, with rounded tubercles ; wings caudate. 
testaceus , Bol. 
26.— Coptotettix fossulatus , Bol. 
Pale gray fusco-variegated, rugose tuberculose. Head not at 
all exserted. Vertex equal in width to eye, on either side 
subfossulate, in front not produced. Frontal costa between the 
eyes strongly roundly arcuate. Antennae inserted between the eyes. 
Pronotum anteriorly tectiform, posteriorly flattened extended 
to apex of abdomen ; dorsum rugose tuberculose, behind the 
shoulders fossulate; median carina anteriorly largely elevated, 
posteriorly much interrupted ; posterior process provided with 
compressed irregular carinulae on either side beside the lateral 
earinae, lobes of process deflexed strongly sinuate below ; the 
posterior angle of lateral lobes wide, apices subrounded truncate. 
Elytra minute, subacuminate ; wings abbreviated. Middle fe¬ 
mora little widened, superior carina behind the middle less 
elevated ; posterior femora wide ; posterior tibiae little spinose ; 
first article of posterior tarsi strongly longer than the third ; 
pulvillar apices acute, the third pulvillus longer than the second. 
Length body <5, 8 mm.: pronot. 7 mm. ; post. fern. 4*5 mm. 
Locality, Ceylon. 
Coptotettix fossulatus Bol/(1887, p. 288). 
I have not seen this species. 
27.— Coptotettix testaceus , Bol. 
Testaceous flavescent, fusco-cinero-variegated. Head not at all 
exserted. Vertex narrower than eye, narrowed toward the front, 
viewed from above not at all produced before the eyes. Frontal 
costa arcuate subindistinctly sinuate before the median ocellus. 
Antennae inserted between the eyes. Pronotum posteriorly 
subulate, dorsum flattened, between the shoulders little convex 
with rounded tubercles before the shoulders depressed, with two 
abbreviated carinulae; posterior process rarely scattered wit h 
elongate rugae; posterior angle of lateral lobes triangular, apices 
narrow subtruncate. Elytra oblong apices rounded reticulate ; 
wings caudate. Femora streaked with fuscous narrow, elongate, 
