A C R T Y L u s. 



263 



57 



Genus 370. Hadrotettix. (Type no. 1.) 



Scudd. Wheeler's Ann. Rep. Geogr. Surv. W". LOOth Merid 

 App. JJ, p. 291 (1876) ; Guide N. Amer. Orth. p. 

 (1897); Psyche, ix. p. 67 (1900); Sauss. Mem. Soc. 

 Geneve, xxviii. (9) pp. 58, 183 (1884), xxx. (1) p. 22 

 (1888): Bran. Biol. Centr.-Amer., Orth. ii. pp.118, L83 

 (1905, 1906). 



*1. H. Trifasciatus, Say, (Gryllus T.) Amer. 



Ent. ii. pi. 34. 1'. 3 (1825). 

 (Edipoda Trifasciata, Glover, 111. N. Amer. 



Orthopt. j>1. 9. £. 6 (1872); Thomas, 



Rep. U.S. Geol. Surv. Montana, p. 456, 



pi. 1. f. 6 (1872) ; Svn. Acrid. N. Amer. 



pp. 110, 127 (1873) ; Stal, Recens. Orth. 



i. p. 131. n. 7 (187.5). 

 II. Trifasciatus, Scudd. Wheeler's Ann. 



Rep. * Geogr. Surv. W. 100th Merid. 



App. JJ, p. 291. n. 39 (1876) ; Psyche, 



ix. p. 67 (1900) ; Sauss. 1. c. xxviii. (9) 



p. 183 (1884) ; Brim. 1. c. pp. 183, 184. 



n. 1 (1906). 

 (Edipoda Pruinosa, Thomas, Proc. Acad. 



Nat. Sci. Philad. 1S70, p. 80. 

 (Edipoda Hoffman/), Thomai, Syn. Acrid. 



N. Amer. p. 127 (1873) ; Wheeler, Rep. 



Geogr. Expl. W. 100th Merid. v. p. 876 



(1875). 



2. H. Gracilis, Brun. Publ. Nebraska Acad. 



Sci. iii. p. 25 (1893) ; Ann. Rep. Ne- 

 braska Board Agrio. 1896, p. 134 ( 1897) ; 

 Scudd. Psyche, ix. pp. 67, 68 (1900). 



3. H. Mundus, Scudd. 1. c. pp. 67, 68 (1900). 



4. H. Nebulosus, Scudd. 1. c. pp. 6 7, 69 



(1900) ; Brun. 1. c. pp. 183, 184. n. 2 

 (1906). 



Western N. 

 America, 



Mexico. 



Western 

 United 



States. 



id. 

 Mexico. 



Genus 371. Acrotylus. {Type no. 12.)] 



Ficb. Lotos, iii. p. 125 (1853); Syn. Eur. Orth. p. 25 (1854) ; 

 Stal, Kerens. Orth. i. pp. 118, 135 (1873); (Elvers. Vet.- 

 Akad. Forh. xxxiii. (3) p. 52 (1876) : Bol. Ortop. Espafi. 

 pp. 147, 155 (1876); An. So-. Espaii. v. pp.353, 361 

 ( L876) ; Ann. Sci. Nat. Porto, iv. p. 217 ( L897), v. p. 22 

 (1898); Brunn. Prodr. Eur. Orth. pp. . s -'>. l.M (1882); 



