PLATE IX. ORTHOPTERA. 



C Anabrus (Hald.) simplex. 9 Hald. ] 



Figl| Thomas Hayden's Geol. Surv.Terr. Ucudd. Cat. 8. Soudd. Mono. Q. Loeuttavcat, 

 { 1871, p. 438. 



( (Edipoda (Latr.) tenebrosa. ? Scudd. ] 



Thomas Geol. Surv. Terr. 1871, p. 459. I AerydK. 



2 1 Tomonotus (Sauss.) mexicanus. Thomas. ( 

 Pr. Acad. Nat. Sci., Phil., 1870. 



f Brachypeplus (Charp.) virescens. ? ) "20 0. 



6 ( Charp. ) 



. f Caloptenus (Serv.) differentialis. c? J "5 0. 



4 I Thomas. J 



^ \ 



5 Gryllus (Linn.) formosus. ? Ray. 34. 0. (fryllvie,. 



f CEdipoda (Latr.) triiasciata. ? Walk. } 



Thomas. Hayden's Geol. Surv. Terr. I 



1871, p. 456. 

 (Edipoda (Latr.) pruinoaa. Thomas. 39. 0. Ar,;,</n. 



Pr. Acad. Nat. Sci., Phil., 1870. 

 Gryllus (Linn.) trifasciata. Say. Am. Ent. 



Fig. 3, pi. 3*. 



f Acrolophitus (Thomas.) hirtipes $ "I 

 7\ Thomas. 38. 



(. Gryllus (Linn.) hirtipes. Say. 



a ( Decticus (Serv.) pallidipalpis. $ Thomas. 1 ,,j .. j lfl ,., lx t, ,,.;,/,. 



8 | Hayden's Geol. Surv. Terr. 1871, p. 442. j 



f Locusta (Linn.) fuligmosa. J 1 Thomas.) -lm//ii 



y \ Hayden's Geol. Surv. Terr. 1871, p. 443. | 



{Gryllus (Linn.) luctuosus. $ Burm. 

 .and Serv. 

 Acheta (Linn.) luctuosus. 



11 Acheta (Linn.) luctuosus J 1 " 35. 



