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Frons separated from the cheeks by a sharp margin. 
Chypeuswithamanginal- keels..." tivsonineroe stetogier ares Clee rice A eet oe Be 
Clypeus without marginal keels, or when keeled anterior legs dilated. 
ISO S RSET IC i sraty adh aves) ctalouthacsneren: tenes heraR eee wre ters SUBFAMILY IV. ISSINZE. 
ees dilated oF foliaceous, “......) .aee nee SUBFAMILY V, CALOSCELIN 4. 
Head not prolonged beyond the eyes into a distinct cephalic prolongation ; or, if 
prolonged then the anal area not reticulated..................... Benior nc 
Head prolonged beyond the eyes into a more or less distinct cephalic prolongation ; 
or, if not prolonged then the anal area is reticulated. 
Prothorax notably shorter and narrower than the mesothorax ; elytra usually 
transparent and much Jonger than the abdomen, seldom corjaceous or 
JUGS UCCE oes Be aeonsvenrhy atic SUBFAMILY VI. DICTIOPHARIN 2. 
Prothorax and mesothorax forming a rhomb nearly as long as broad ; elytra 
ISM AMLV AIL OLINY.. “raicie cts even <a ee SUBFAMILY VII. FULGORINZ. 
First joint of the hind tarsi without a large movable spur at base... ... ... ..... 
SUBFAMILY VIII. CIXIINZE. 
First joint of the hind tarsi with a large movable spur at the base................ 
SUBFAMILY IX. DELPHACINZE. 
Frons not separated from the cheeks by a sharp margin............ .........-. 
SUBFAMILY X. TETTIGOMETRINZ. 
SUBFAMILY I. ACANONIINZE. 
TABLE OF GENERA. 
WVertexslong: sthoraxinot) Covered). raya: aie ceete errr aete RA Iis cps cr area 2, 
Wireline Slovoraia Takreer sed ~ONRAGISE 5 a poueeneanut boenacoc G. 1.* Acanonia, A. et S. 
Head conical, vertex oblong ; wings semicircular, large.... G. 2. Thiscia, Stal. 
Head angularly produced, 
Vertex slightly transverse ; wings outwardly rounded, vertex roundedly trunc- | 
REG? secs atscsteh ante ate ak BRE TU hs cede thes SE AN, CSE ODS G. 3. Philatis, Stal. 
Vertex very slightly concave ; wings toward the middle gradually rounded, from 
thence somewhat narrow, apex truncate....... G. 4. Chlorochara, Stal. 
SUBFAMILY II, FLATIN A. 
TABLE OF GENERA. 
Basal joint of the antennze very small, not easily distinguishable............... 2. 
Basal joint of the antennze elongated. 
Basal joint shorter or as long as the second joint. 
Second joint much longer than the basal ..... ..... G. 1. Phromnia, Stil. 
Second joint as) longsasithebasallc: omen cya eis G, 2. Ceryniay ial: 
Basalwoint longer thanithe second 2~-.....-- secon wer G. 3. Cenestra, Stal. 
Second antennal joint very long, at least as long as the breadth of the frons....... 
G. 4. Delapax, Spinola. 
Second antennal joint twice as long as broad ; frons without a median keel ; clypeus 
convex, with a feeble, sharp, median keel towards apex................---- 
G. 5. Meenoplus, Fieber. 
Second antennal joint short or somewhat short. 
Posterior tibice unarmed, without Spimesic...) .yeiareyehe eel tape erent AB AAS 6. 
Posterior tibice armed, ‘withione spine’. 524... els eeee svoih tetekeretiattioteta/e ke oe’ ie 
Posterior tibiae armed, with two spines. 
