EXPLANATION OF PLATES. 
PLATE XXIII. 
Fig. 1. Forficula tceniata Dolirn, head, upper aide. 
Fig. 2. Forficula tceniata Dolirn, head, under side, 
lac , lacinia; le , lamina exterior of 
ligula. 
Fig. 3. Forficula tceniata Dolirn, head, side view. 
Fig. 4. Forficula tceniata Dolirn, mandible. 
Fig. 5. Forficula tceniata Dolirn, maxilla. 
Fig. 6. Forficula tceniata Dolirn, 2d maxilla (la- 
bium): l, ligula; le, lamina exterior; 
p, palpus. 
All enlarged. 
Fig. 7. Forficula tceniata Dolirn, pronotum, dorsal 
view. 
Fig. 8 . Forficula tceniata Dolirn, meso- and ineta- 
notum. 
Fig. 9. Forficula tceniata Dolirn, pro-, mcso-, and 
meta-thorax, sternal view. 
Figs. 10-12. Forficula larva, pro-, meso-, and meta- 
notum: not, notnm; pet, piae-sternum; 
8t, sternum. 
Drawn by C. F. Gissler, under author’s direction. 
PLATE XXIV. 
Fig. l. Forficula, American species. Propleurum: 
not, notum. 
Fig. 2. Forficula , American species. Mesopleu- 
rum : not, notum. 
Fig. 3. Forficula, American species. Metaplou- 
mm: not, notum. 
Fig. 4. Forficula, American species. Prosternum. 
Fig. 5. Forficula, American species. Mesoster- 
num. 
Fig. 6. Forficula, American species, 
num. 
Fig. 7. Forficula, American species. 
lateral view : c, cercopoda. 
Fig. 8. Forficula , American species. 
dorsal view : c, cercopoda. 
Fig. 9. Forficula, American species. 
ventral view: c, cercopoda. 
Metastcr- 
Abdomen, 
Alnfomen, 
Abdomen, 
All the figures enlarged. Gissler del., under the author’s directions. 
(Pis. XXV-XXXII drawn by J. S. Kingsley.) 
PLATE XXV. 
Figs. 1-14. Deads (front view) of typical Orthoptera. 
PLATE XXVI. 
Figs. 1-13. Heads (top view) of typical Orthoptera. I Figs. 14-27. Heads (aile view) of typical Ortho 
ptora. 
PLATE XXVII. 
Figs. 1-14. Labium of typical Orthoptera. 
PLATE XXVIII. 
Figs. 1-12. Maxilla (left) of typical Orthoptera. i Figs. 13-20. Prothorax (tergal view) of typical 
Orthoptera. 
PLATE XXIX. 
FIGS. 1-13. Prothorax (lateral view) of typical j Figs. 14-16. Prothorax (tergal view) of typical 
Orthoptera. | Orthopera. 
PLATE XXX. 
Figs. 1-13. Meso- and metathorax (tergal view) of typical Orthoptera. 
PLATE XXXI. 
Figs. 1-12. Meso- and metapleura of typical Ortho- i Figs. 13-21. Prosternum of typical Orthoptora. 
ptera. 
PLATE XXXII. 
Figs. 1-13. Meso- and metasternum of typical Orthoptera. 
PLATE XXXIII. 
Iugo. 1-3. Mantis Carolina. Prothorax. , Fig. 7. Prisopue (Brazil). Meso- and metaplouruni* 
Figs. 4, 5. Mantis Carolina. Meso- and metanotum. j Fig. 8. Prieopus (Brazil). Prosternum. 
Fig. C. Prisopus (Brazil). Propleurum. | Fig. 9. Prieopus (Biazil). Meso- aud metastemum 
Gissler del 
