CRICKETS — CHOPARD 243 



Genus Scapteriscus Scudder, 1868 

 Scapteriscus oxydactylus (Perly) 



Gryllotalpa oxydaclyla Perty, Delictus animalium articulatorura, p. 118, pi. 23, 

 fig. 9, 1832. 



Specimens examined: Bolivia: Huachi (1 n^mph), Mann; Iv6n, 

 February 1922 (Icf), Mann. Brazil: Natal, July 1943 (19), 

 MacCreary. Per^j: Tingo Maria, December 1949 (19), Allard. 



Scapteriscus catnerani Giglio-Tos 



Scapteriscus camerani Giglio-Tos, Boll. Mua. Zool. Anat. Comp. Univ., Torino, 

 vol. 9, p. 45, 1894. 



Specimens examined: Brazil: Manaos (19), Merrill. Peru: 

 Pucallpa, Feb. 15, 1948 (19), Schunke; Tingo Maria, November 1949 

 (1 &, 299), December 1949 (2 cf cf , 599, 1 nymph) ; January 1950 (299), 

 Allard. 



Scapteriscus borellii Giglio-Tos 



Scapteriscus borellii Giglio-Tos, Boll. Mus. Zool. Anat. Comp. Univ. Torino, 

 vol. 9, p. 45, 1894. 



Specimens examined: Bolivia: Rmrenabaque, November (19), 

 Mann. Brazil: Natal, June 25, 1943 (19). Peru: Tingo Maria, 

 December 1949 (ScTcf, 19), Allard. 



Genus IVeociirtilla Kirby, 1906 



Neocurtilla hexadactyla (Perty) 



Gryllotalpa hexadactyla Perty, Delictus animalium articulatorum, p. 119, pi. 23, 

 fig. 9, 1832. 



Specimens examined: Bolivia: Rurrenabaque, December (19), 

 Mann. PERtJ: Fundo Sinchono, Sept. 6, 1947 (19), Schunke; 

 Tingo Maria, December 1949 (19), Allard. 



Family Gryllidae 

 Key to the American genera 



1. Posterior tibiae armed with strong, immovable, glabrous or feebly pubescent 



spines (Gryllinae) 2 



Posterior tibiae armed with long, movable, pubescent spines (Nemobi- 

 inae) 10 



2. Posterior femora as long as tarsus and tibia united; body glabrous, shin- 



ing 3 



Posterior femora shorter than the tibia and tarsus united; body usually 

 covered with a fine pubescence 4 



3. Posterior tibiae presenting a few denticles before the*spines of the external 



margin; male elytron with five oblique veins; ONdpositor short but normally 

 conformed Megalogryllus Chopard 



