62 . OBTHOPTEKA. 



nacea intercalata angusta instructs; sinu anali obsoleto; campo anteriore angusto- 

 Lamina supra-analis producta, incisa. Cerci apice anguste producti. Abdominis seg- 

 meata $ angulis acutis. 

 c. Pronoti discus fuseo-marmoratus. Abdomen subtus fuscum, flavido-limbatum. — 



6. azteca, Sss. 

 cc. Pronotum totum subtiliter fusco-punctulatum. 



d. Abdomen et pedes subtus subtiliter dense fusco-punctulata. Lamina supra-analis 



valde prominula. Alarum campus anterior angustissimus. — [7. caraibea, sp. n.] 



dd. Major. Pedes haud dense fusco-punctulati ; coxae posticse ? et venter utrinque 



granulosa^. Lamina supra-analis parum prominula. Alarum campus anterior 



latior. — [8. burmeisteri, Guer]. 



bb. quam oculorum latitudo fere duplo latior. Alse campo anteriore latiore apice prominulo, 



incisura anali distincta, area intercalata nulla. Lamina supra-analis transversa, haud 



bilobata. Cerci apice obtusiores. — [9. latifrons, sp. n.] 



II. 



a. Penultima spina marginis antici femorum anticorum distincte quam ultima plus quam dimidio 

 brevior vel illi paulo brevior. P(eciloderrhis, Stal. — 1. crassa; [2. imitatrix] • 3. mexi- 

 cana ; [4. fallax] ; 5. conspersa ; 6. azteca ; [7. caraibea'] ; [8. burmeisteri] . 

 aa. Penultima spina marginis antici femorum anticorum minutissima. Epilampra, Stal *. — 

 [9. latifrons.] 



III. 



a. Lamina supra-analis brevis, transversa, haud prominula, margine posteriore transverse arcuato. 

 1. crassa', [2. irnitatriw] ; [9. latifrons]. 

 aa. Lamina supra-analis prominula, rotundata, incisa. — reliquae species. 



IV. 



a. Campus analis elytri apice acutus. — 3. mexicana; [4. fallax] ; 6. azteca; [7. caraibea] ; 

 [8. burmeisteri] ; [9. latifrons]. 

 aa. Campus analis apice obtusior, vena analis fere perpendiculariter vel sub angulo parum acuto 

 ' in margine suturali incidente. — 1. crassa; [2. imitatrix] ; 5. conspersa. 



l. Epilampra crassa, Sauss. (Tab. IV. % 37.) 



Epilampra crassa, Sauss. Rev. et Mag. de Zool. 1868, p. 99. 11 (?) ; Miss. Scient. Mex., Orthopt. 



p. 80. 3. 



§ . Plavo-fulva vel rufescens ; crassa. Caput prominulum, facie media et fronte inter oculos fuscis. Oculi 

 invicem quam ocelli magis remoti ; vertex inter illos quam eorum latitudo fere duplo latior. Pronotum 

 sparse nigro-punctulatum ; pictura discoidali marmorata, obsoleta, fusca; marginibus lateralibus valde 

 deflexis. Elytra abdomen vix superantia, ubique remote fusco-rufo-punctulata, campo discoidali maculis 

 minutis 5-6 remotis. Alse leviter fusco-nebulosse, campo anteriore fulvescente, in area ulnari ultra 

 medium maculis minutis 3-4 obscurioribus obsoletissimis. Hie latus, campum posteriorem vix superans, 



* This section is not an Oriental one only, as Stal supposed ; it occurs also in America. 



