494 PROCEEMNGS OF THE NATIONAL MUSEUM vol. m 



Genus TERATEMBIA Krauss 



Tcratembia Kiiauss, 1911, p. 33.— Endfklein, 1912, p. US.— Navas, 1918, p. 107.— 

 Davis, 1940(3, p. 529. 



Genotype. — Teratemhia genk-idata Krauss. 

 Distribution. — Argentina. 



TERATEMBIA GENICULATA Krauss 



Teretemhla genkuhtta Krauss. 1911, p. 33. pi. 1, figs. 3, 3A-G.— Endeblein, 1912, 

 p. 98, figs. 63, 61.— Navas, 1918, p. 108.— Davis, 1940d, p. 529, figs. S-13. 



Holotype. — Male, deposited in the Budapest Museum. 



Type data. — Tucuman, Argentina, January 15, 1906 (Vezenyi). 



Family OLIGOTOMIDAE 



[Complete list of references not given.] ^ 



Oligotomidae Enderlein, 1909, p. 190. 



Old World Embioptera (except Gynemhia) spread by man to the 

 New World. Males (when winged) with R4+5 of both wings simple; 

 the mandibles with distinct apical dentations, three on the right 

 and two on the left mandible ; hind basitarsi with one of two sole-blad- 

 ders; basal segment of the left cercus cylindrical and nonechinulate; 

 major process of right hemitergite (10 RPJ long, V-shaped ; similar to 

 that of Oligembia. 



Type genics. — Oligotoma Westwood. 



Distribution. — Warm regions of the world. 



The two genera of this family found in the New World may be 

 separated by means of the following key : 



KEY TO GENERA OF OLIGOTOMIDAE 



1. Parthenogenetic females with two hind basitarsal sole-bladders; restricted to 

 California and Arizona Gynembia 



Both sexes present; with only one basitarsal sole-bladder; widespread 

 throughout warm regions of Americas Oligotoma 



Genus OLIGOTOMA Westwood 



[Complete list of references not given.] 



Emhia (Oligotoma) Westwood, 1837, p. 373, figs. 



OUgofomn Westwood, Bukmeister, 1839, p. 770. 



Aposthonia Krauss, 1911, p. 48 (genotype: A. vosseleri Krauss). 



Genotype. — Ewbia {Oligotoma) saimdersii Westwood. 



Distrihution.—^\\dGm.\(i to North Africa, Asia ISIinor, Asia, East 

 Indies, and Australia. Three species, spread by man to the New 

 World, are frequently collected and are at times commoner than the 

 native species of an area. They are more fully treated and are 



