DEEMAPTERA SALTATORIA. 18 



Hind wings cinereous, ferruginous at the tips, somewhat longer than the 

 fore wings. Length of the body 10 lines ; expansion of the fore wings 

 26 lines. 



Very near P. Columbicus ; a little more slender and much darker. 



a. Chontales, Nicaragua. From Mr. Janson's collection. 



Platydactylus lituratus. 



Fcem. Testaceus, subpubescens ; caput nigricante quadrimaculatum et 

 uniplagiatum ; prothorax lituris sex anlicis punctis nonnullis 

 fasciuque postica interrupta nigricantibus ; vagina nigra, recta, 

 abdomini cequilonga ; pedes breviusculi, femoribus posticis nigricante 

 uniplagiatis et unislrigalis, tibiis quatuor anterioribus nigro uni- 

 maculatis ; alee diaphance ; ala antica sinistra basi nigricante 

 unigullata. 



Female. Testaceous. Head aud prothorax slightly pubescent. Head 

 with four blackish spots on the hind border and with a blackish patch on 

 the tip of the vertex. Prothorax with six blackish marks on the fore 

 border, with some blackish points in the disk and with an interrupted 

 blackish band on the hind border. Sheaths of the oviduct black, straight, 

 as long as the abdomen. Legs rather short; four anterior tibiae with a 

 black spot near the base; hind femora with a blackish elongated patch and 

 a blackish streak on the outer side; hind tibia? shorter than the hiud 

 femora, their five spines on each side black at the base. Wings pellucid. 

 Fore wings extending much beyond the abdomen, the left one with a 

 blackish dot at the base. Hind wings extending rather beyond the fore 

 wings. Length of the body 9 lines; expansion of the fore wings 18 lines. 



Most nearly allied to P. similis, from which it is distinguished by the 

 shorter tibia? and by the points on the fore wings. 



a. Chontales, Nicaragua. From Mr. Janson's collection. 



Page 88. 



Platydactylus pacificus. 



Mas. Testaceus, nitens ; caput et prothorax fulva; oculi valde pro- 

 minuli ; prothorax dorso postice sublatescente, lateribus postice 

 angustioribus ; cerci subtiliter pilosi, abdomine longiores ; tibice 

 postica ulrinque trispinosoe ; alee anticce lata, abdomen paullo 

 super antes. 



Male. Testaceous, shining. Head and prothorax tawny, pubescent. 

 Head convex, smooth, as broad as the fore border of the prothorax ; front 

 erect. Eyes oval, very prominent. Prothorax widening slightly above 

 from the fore border to the hind border, with two transverse impressed lines, 

 of which the anterior one is interrupted in the middle; sides contracted 

 towards the hind border. Cerci finely pilose, rather longer than the abdo- 

 men. Legs pubescent; hiud femora iucrassated, slender towards the tips, 

 rather longer than the abdomen ; hind tibia? as long as the hind femora, 

 with three long spines ou each side and with two longer apical spines. 



