270 OBTHOPTEEA. 



The species of Orocharis are spread over both continents of America, and seem to be 

 very abundant, especially in Central America and the Antilles. 



In the following synopsis the characters of the closely-allied Antillean and S.- American 

 species are also given. 



Synopsis specierum. 

 I. 



a. Ocelli maximi, invicem propinqui, callosi, cum oculis per callositatem pallidam conjunct!. 

 b. Gracillimus, flavo-fulvus, verticis rostro angusto. Ocelli subcontigui, intermedins minor. 



Tibiae anticae utrinque tympano distincto. Alee caudatae. — \saulcyi, Sss. (Cuba).] 

 bb. Corpus minus gracile. 



c. Vertex antice fere rectangulatim detrusus. — 1. rodriguezi, Sss. 

 cc. Vertex anterius subhorizontalis ; ocelli omnes grandes. 



d. Statura majore. Ocelli invicem remoti, rotundati. Tibiae anticae utrinque tym- 

 pano oblongo. Elytrorum speculum elongatum. Alse caudatae. — 2. gaumeri, 

 sp. n. 

 dd. Ocelli oblongi, subcontigui. 



e. Minor. Tibiarum anticarum tympanum internum minimum. Elytrorum 

 speculum aeque latum ac longum. Alae haud caudatae. — 3. ocellaris, sp. n. 

 ee. Major. Tibiarum anticarum tympana inaequalia. — [canotus, Sss. (Cuba).] 

 aa. Ocelli variabiles, vitrei, minuti vel mediocres, baud callosi. 



b. Cranium globosum ; vertex haud depressus, rostro lato, truncato. Ocelli minimi, palpi 

 apice late securiformes. — 4. maxillaris, sp. n. 

 bb. Vertex planatus, rostro angustiore. 



c. Ovipositor valvis apicalibus lanceolatis, acutis, subtus crenatis. 

 d. Statura majore. 



e. Ocelli minuti, invicem remoti. Speculum elytri $ valde acutangulum. — 

 [antillarum, Sss.*; dominguensis, Sss. (Guadeloupe).] 

 ee. Ocelli magni, vitrei. Speculum elytri c??— [5. amusus, sp. n.] 

 dd. Minores. Speculum elytri antice rectangulum vel subacutangulum. 



e. Femora postica graciliora, apice gracilia. Tibiae anticae utrinque tympano 

 magno, membranaceo, instructae. Alae longe caudatae. 

 /. Elytrorum 6* vena stridulans transversa, arcuata; campo anali magis 

 quadrate — 6. tibialis, sp. n. 

 ff. Elytrorum <? vena stridulans valde obliqua, bisinuata, campo anali elongato, 

 angustiore. — [7. cayennensis, sp. n.] 

 ee. Femora postica crassiuscula, apice haud gracilia. 



/. Ocelli majusculi, invicem propinqui, in lineam arcuatam exserti. Alae 

 haud caudatae. — 8. maya, sp. n. 

 //. Ocelli minuti, granuliformes, in trigonuni latum exserti. Alae caudatae. 



* 0. antillarum is not well known, the palpi and anterior tibiae being broken off in the type. In 

 0. dominguensis the last joint of the maxillary palpi is triangular, and the anterior tibia? have on each side a 

 small tympanum. 



