ENEOPTEBUS.— PHYLLOGEYLLUS. 257 



The elytra of the males with two oblique veins ; the speculum ovate, but slightly 

 truncate anteriorly, its involving area but feebly dilated externally; the apical field 

 elongate ; the lateral field with numerous costal veins, nearly straight, except the last, 

 very oblique and close. 



l. Eneopterus surinamensis, de Geer. 



Gryllus surinamensis, de Geer, M£m. Ins. iii. p. 519. 1, t. 43. fig. 1 (?) (1773). 



Platydactylus surinamensis, Serv. Orthopt. p. 365. 1, t. 9. fig. 1 ( ? ) ; — de Haau. 



Eneopterus surinamensis, Sauss. Melang. Orthopt. 6 e fasc. p. 672. 1 ( ? $), fig. lvii. (<£) ; Bolivar, 



Viaje al Pacifico, 1884, p. 111. 

 Acheta brasiliensis, Fabr. Syst. Ent. p. 280. 4 (1775) ; Ent. Syst. ii. p. 30. 6. 

 Eneoptera brasiliensis, Burm. Handb. d. Ent. ii. p. 736. 1 ( ? ). 

 Platydactylus vicinus, Serv. Orthopt. p. 365. 2 ( $ ) ; — de Haan. 

 Gryllus servillei, Guer.-Menev. Icon, du Regn. Anim. t. 54. fig. 1 (1837); Gray, in Griffith's Anim. 



Kingd. xv. t. 113. fig. 1; Burm. Handb. d. Ent. ii. p. 737. 

 Platydactylus caliginosus, Walk. Cat. Derm. Salt. i. p. 79. 9 ( <$ ) (1869), 



Hab. Nicaragua, Chon tales (Janson: $); Panama, Bugaba (Champion). — Guiana; 

 Brazil; Peru. 



A common species, spread over a great part of Tropical America, and not previously 

 recorded from Central America. 



Group PODOSCIRTITES, Sauss. 

 Podoscirtites, Saussure, Melang. Orthopt. 6 e fasc. pp. 646, 693. 



I. Genera in which the males have musical elytra, occupied by a tambourine. 



[PHYLLOGEYLLUS, Sauss. 



Phyllogryllus, Saussure, Me*lang. Orthopt. 6 e fasc. pp. 646, 698 (1878). 



The females with wide elytra : the dorsal field densely reticulated ; the ulnar, anal, 

 and axillary veins obliterated, i. e. fused with the medial vein, forming obsolete oblique 

 nervures pectinated on the medial vein. The elytra of the males with an undulate 

 stridulating vein ; with two venae transversa, and an elongate apical field. 



l. Phyllogryllus mortuifolia, Sauss. 



Phyllogryllus mortuifolia, Sauss. Melang. Orthopt. 6 e fasc. p. 699. 1, fig. lxi. ( ? ). 



$ . Elytra abdomen superantia, in dorso lata, coriaeea, omnino irregulariter polygonali-reticulata, sectoribus 

 obliquis 5-6 obsoletis ; cantbo humerali acutissimo, dimidia parte basali lateraliter prominulo, per "venam 

 humeralem valde incrassatam, debinc per venam mediam, effecto. Vena discoidalis dimidia parte 

 proximali tenuissima, debinc lateralis, condite explicata; v. humeralis in medio cum v. media fusa ac 

 bic desinens. V. media parte proximali tenui, parte distaH crassiore, canthum acutum emciens. Campus 



biol. CENTE.-AMEE., Orthopt., May 1897. 2 l1 



