694 PROCEEDINGS OF THE NATIONAL MUSEUM. vol. xxx. 



OSMILIA VIOLACEA (Thunberg). 



Grifllus riolaceus THVtiBKiui, Mem. Acad. St. Petersb., IX, 1824, p. 413. 

 Acridium (OKmUid) violaceum StAl, Recens. Orthopt., I, 1873, p. 68. 

 Osmilia tiolacea Giglio-Tos, Boll. Mus. Zool. Anat. Torino, IX, 1894, No. 184, 

 p. 18. 



Ilahitat. — Several specimens of the two sexes, Sapucay, Paraguay 

 (W. T. Foster); Asuncion and Colonia Risso, Paraguay (Giglio-Tos). It 

 is also commonly met with in Brazil, Bolivia, and northern Argentina. 



OSMILIA OBLIQUA (Thunberg). 



(Irijllus obliquus Thunberg, Mem. Acad. 8t." Petersb., IX, 1824, p. 414. 



Acridium {Osmilia) ohliquum Stal, Recens. Orthopt., I, 1873, p. 69. 



Osmilia ohliqua Giglio-Tos, Boll. Mu.s. Zool. Anat. Torino, IX, 1894, No. 184, p. 18. 



I/abitat.— Province of San Pedro and Asuncion, Paragua}^ (Giglio- 

 Tos); not in collections now studied. Brazil; northern Argentina. 



EXPLANATION OF PLATES. 

 Plate XXXVI. 



Fig. 1. C'ephaloccema costulata Burmeister; p. 619: 



2. Slirapleura variabilis Bruner; p.- 634. 



3. Sinipta dalmani Stal; p. 630. 



4. Eupledrotettix conspersus Bruner; p. 637. 



5. Dichroatetti.v viridifrons Bruner, male; ]). 632. 



6. Dichroatettix viridifrons Bruner, female; p. 632. 



7. ParorpJnda graminea Bruner; p. 626. 



8. Plectrotetlij: 2yiclus^rvmer; p. 636. 



9. Elseochlora viridicala (Serville), female; ]i. 651. 

 ' 10. Dichrophis elongatus Giglio-Toa; p. 681. 



Plate XXXVII. 



Fig. 1. (rfv-rrt /lorrida Philippi ; p. 640. 



2. Zoniopoda tarsata (Serville); p. 652. 



3. Zoniopoda omnicolor (Blanchard); p. 655. 



4. Schislucerca 2Mranensis (Burmeister); ]>. 676. 



5. Paradichroplus brunneri Giglio-Tos, female; p. 693. 



6. Diponthus communis Bruner; p. 657. 



7. Tropinotus Lrvipes Stk\; p. 648. 



8. Spathalium hispidum, male, Bruner; p. 639. 



Plate XXX VI II. 



Fig. 1. Leptysmina pallida Giglio-Tos; p. 658. 



2. C7iroma/T(s .s/(>//t (Pictet and Saussure); p. 651. 



3. DicJiroplns jjundidntus (Thunberg); p. 68L 



4. Dichrophis pnnctulatus (Thunberg); ]). 681. 



5. Ossa viridis Giglio-Tos; p. 638. 



6. Paradichroplus brunneri Giglio-Toa, male; j). 693. 



7. Elxocldora viridicala (Serville), male; p. 651. 



8. Atrachelacris unicolor Giglio-Tos, female; p. 677. 



9. Atrachelacris unicolor Giglio-Tos, male; p. 677. 



10. Alenas Uneatus ^\i\\; p. 668. 



11. Spathalium hispidum, female, Bruner; ]i. 639. 



