CRICKETS — CHOPARD 277 



11. Elytra of the male with several oblique veins 12 



Elytra of the male with one or two oblique veins, broken in the shape of 



aV 16 



12. Oblique veins parallel; anterior tibiae perforated on both faces .... 13 

 Oblique veins flexuous, nonparallel 14 



13. Elytra of the male almost without apical field (female apterous, with very 



short ovipositor, without apical valves) Hapithoides Hebard 



Elytra of the male with well-developed apical field . . . Diatrypa Saussure 



14. Body very long and slender. Ovipositor without apical valves. Wings 



much longer than the elytra; tibiae perforated on both faces. 



Stenoecanthus Chopard 



Body moderately lengthened. Ovipositor flattened with distinct apical 



valves. Wings slightly longer than the elytra. Oblique veins of the male 



united at base by a corneous callus 15 



15. Frontal rostrum narrow; body cylindrical; elytra of male with numerous 



oblique veins Paroecanthus Saussure 



Frontal rostrum wide Amblyrhetus Kirby 



16. Anterior tibiae perforated on both faces Orocharis Uhler 



Anterior tibiae perforated on the internal face only 17 



17. Surface of the body smooth and shining; ocelli placed on a transverse line. 



Hapithus Uhler 

 Surface of the body, head, and legs wrinkled and strongly pubescent; ocelli 

 disposed as a triangle; median femora and tibiae strongly compressed. 



Laurepa Walker 



18. Anterior tibiae perforated on one face at least 19 



Anterior tibiae without foramina 24 



19. Anterior tibiae perforated on both faces 20 



Anterior tibiae perforated on one face only 21 



20. General shape long and narrow; ovipositor without apical valves. 



Euscyrtus Gu^rin 



General shape rather strong and wide; ovipositor with differentiated apical 



valves Podoscirtodes, new genus 



21. Anterior tibiae perforated on the external face only. . Heterecous Saussure 

 Anterior tibiae perforated on the internal face only 22 



22. Auditory foramina apert, elliptical 23 



Auditory foramina eonchate Euaphonus Hebard 



23. Shape very slender; head narrow, deeper than wide. Stenaphonus Saussure 

 Shape and head normal Aphonomorphus Rehn 



24. Ovipositor with apical valves flattened, truncated at apex. 



Tafalisca Walker 

 Apical valves of ovipositor acute at apex 25 



25. Elytra of female very short or absent (male unknown). 



Parametrypa Brunner 

 Elytra extending to the apex of abdomen 26 



26. General shape as in Aphonomorphus Paraphonus Hebard 



General shape very narrow with parallel sides Nessa Walker 



Genus Eneoptera Burmeister, 1838 



Eneoptera surinamensis (De Geer) 



Gryllus surinamensis De Geer, Memoires pour servir h. I'histoire des insectes, vol. 

 3, p. 519, pi. 43, fig. 1, 1773. 



