PLATE XII.— ORTHOPTERA. 



Fig. 1 Nirmus argulus. From Rev. J. G. Wood. Nat. Hist., illustrated, p. 6S6. Mallophaga 



2 Menapon pallidum. Nat. Hist., Illustrated, p. I 6 



3 Trichodectes longicornis. Nat. Hist., illustrated, p. 685. 



4 Trichodectes ec;ui. Nat. Hist, illustrated, p. 685. 



5 Doeophorus cygni. Nat. Hist., illustrated, p. 686. 



6 Ilaeinatopinus piliferuc. Nat. Hist., illustrated, p. 685. 



( Haematopinus suis. Denny Monog. an- 

 7< oplurum. Nat. Hist., illustrated, p. 

 { 685. 



8 CEdipoda (Latr.) rugosa. $ Scudd. Scudd. Cat. 55. Scudd. Mono. 469. Acrydii 



9 Thnps (Linn.) cerealeum. Halid. From an English work. Thripidtx. 



10 " '• " " 



11 Phlceothrips autumnalis. Uhler. Found on Oak, Md. " 



, 9 f 03dipoda (Latr.) montana. 5 Thomas.) 



l *\ Hayden's Geol. Surv. Terr., 1871, p. 462. } Aerydn 



( OEdipoda (Latr.) cincta. $ Thomas. 

 13^ Proc. Acad Nat. Sci., Phil., 1870. 70. 

 ( Hayden's Geol. Surv. Terr., 1871,p. 464. 



, , | Caloptenus (Serv.) griseus. ? Thomas. ) 

 11 \ Hayden's Geol. Surv. Terr., 1871, p 454. j 



. - | GSdipoda I Latr.) undulata. Thomas. 1 

 I Hayden's Geol. Surv. Terr., 1871, p. 4G0. J 



16 Mantis (Linn.) New sp. Mantides. 



fffidipoda(Latr)maritima. f Scudd. 1 8( . mW c 56 . Scudd. Mono. 172. Acrydii. 

 { Locusta (Linn.) mantima. (llarr.) J J 



| Stenobothrus (Fischer.) curtipennis. $ ) 

 .„ ! Scudd. „ i.- „ ,-r. „ 



j Chlcealtis (llarr.) curtipennis. Harr. 

 [ Locusta (Linn.) " llarr. J 



r Tettix (Latr. emend.) ornata. Scudd. "I 

 19 J Acridium (Fab.) ornatum. Say. (From [ 79. 474. 



( Say's fig.) j 



20. QLdipoda (Latr.) pellucida. ? Scudd. " 57. " 472. 



f CEdipoda (Latr.) carlingiana. <$ Thomas. ] 



21 Proc.Acad. Nat. Sci., Phil., 1870, 81, and \ 



[ Hayden's Geol. Surv. Terr., 1870, p 275. j 



