NO. 2041. THE INSECT F^AMILY DELPHACIDAE— -CRAWFORD. 593 



Head almost as broad as pronotum; vertex longer than pronotum, 

 pentangular, with the prominent lateral carinsB giving it the appear- 

 ance of being triangular, acutely angled at apex; frons about twice 

 as long as broad, sides arcuate, broadest across middle; antennae 

 about half as long as frons, I half as long as II. Pronotum as long 

 as scutellum; latter small. Legs short; hind tibife about as long as 

 femora; calcar short, thick, finely pubescent. 



Male pygofers moderately large, subglobular, excised suiuately 

 beneath; genital styles short, cultrate, rather spatulate; anal style 

 scarcely exserted. 



Redescribed from one brachypterous male from Arizona (Baker). 



MEG AMEL ANUS FRONTALIS, new species. 



Length of body, 2.9 mm.; width of vertex, 0.24; length to apex 

 of head, 0.32; width of vertex, 0.29; antennae, I, 0.07, II, 0.15. 

 Greneral color, soiled yellowish brown throughout; frontal carinse 

 margined with brown; elytra yellowish; body moderately long. 



Head a little narrower than prothorax, longer than pronotum; 

 vertex similar m appearance to hicolor; frons a little more than half 

 as broad as long, sides arcuate, acutely angled above; clypeus with 

 median carina feebly present; antennae slightly more than half as 

 long as frons. Thorax typical; legs short, stout; calcar thick, finely 

 pubescent. Elytra long, rather slender, finely pulverulent-yellow. 



Described from one macropterous female from Colorado (Baker). 

 Type-specimen.— Csit. No. 15978, U.S.N.M. 



MEGAMELANUS ELONGATUS Ball. 



Megamelanus elongatus Ball '05: 118.— Van Duzee 'OS: 196. 

 Locality. — Florida. 



MEGAMELANUS RUFIVITTATUS Ball. 

 Megamelanus rufivittatus Ball '05:119. 

 Locality. — Thompsonville, Georgia (BaU). 



MEGAMELANUS SPARTINI Osborn. 

 Megamelanus spartini Osborn '05: 375. — Van Duzee '08: 197. 

 Locality. — Ohio, Florida. 



Genus DICRANOTROPIS Fieber. 



Phsonotus Van Duzee. — Peregrinus Kirkaldy. 

 Head not as broad as prothorax, strongly to weakly carinate; 

 median carina forked distinctly below apex of head, from one-fourth 

 to one-half its length below, branches usually well separated, some- 

 times closely approximated; antennee as in Megamelus, usually a 

 little longer. Lateral carinae of pronotum usually straight, sometimes 

 curved out behind eyes, often not reaching hind margin. Legs and 

 elytra as in Megamelus. Body often robust. 



95278°— Proc.X.M.vol.46— 13 38 



