60 PROCEEDINGS OF THE NATIONAL MUSEUM. vouxx. 



ANALYTICAL KEY TO THE SPECIKS OF CAMI'YLAf ANTH A. 



A'. Distal half of anal cerci of male less than half as )>roatl as the extreme base. 

 ¥. Hind femora relatively 8len<ler, the {greatest breadth in the male being no 

 greater than the length of the i>rozona. 

 c'. General <olors griseous, with a slight greenish tinge; hind tibiae livid, finely 



lleoked with griseons 1. uculipeunin (p. 5()). 



c^. General colors olivaceons ; hind tibiae yellowish green 2, olivacni (p. 51). 



b-. Hind femora relatively stout, the greatest l)readth in the male l>eing a little 

 gr«*nter than the length of the prozona; Iiind tibiae bluish green. Intescent apio- 



ally 3. g/nu/ix (p. .'>2). 



A-. Distal half of anal cerci of male more than half as broad as the extreme base. 



4. fivax (p. 52). 



I. CAMPYLACANTHA ACUTIPENNIS. 



(Plate IV, fig. 3.) 



rezoidtix acntipennis Scidder!, Proc. Bost. Soc. Nat. Hist., XVII (1X75), p. 472; 



Ent. Notes. IV aX75), p. 71; (."eiit. Orth. (1S79), p. lU.— Bkinkr. Hep. I'. 8. 



Ent. Comm., Ill (1H83), p. ,5«; Bull. Washb. Coll., I (1885), p. 136. 

 Hifpoclilora acuUpennls Bkunxkk, Rin-. Syst. Orth. (1893), p. 145. 



Brownish fuscous Avitli a dwW olivaceout: tinge, giving a griseons 

 as])ect ; excepting the abdomen pilose tbroughont. Head mottled irreg- 

 ularly with darker and lighter shades, a dark triangular spot in the 

 middle of the posterior part of the sunjmit, and generally an obscure 

 dark band i)assing backward from the hinder edge of the eyes and 

 crossing a portion of the sides of the pronotum ; antennae pale yellow- 

 ish, infuscated at extreme tip. Pronotum delicately rugulose, the 

 median carina distinct, the dorsum more distinctly tectatein the female] 

 than iU the male. Tegmiua less than half as long as the body, but| 

 longer han the pronotum, tapering to a blunt point, dark brown, the 

 veins and cross veins generally paler and olivaceous. Legs dusky, the' 

 middle femora blackish externally; hind femora more or less indis- 

 tinctly trifasciate with blackish; hind tibiae livid, mottled minutely! 

 and profusely with brown, the apical half of the s})ines black. Supra-j 

 ana) jdate of male- triangular with nearly straight sides, acutanguhite 

 at tip, the apex blunt, the basal half with a deep sulcus betweeiil 

 slightly converging elevated ridges, the apical half more or lessf 

 depressed, but showing faint signs of the continuation of the median! 

 sulcus; furcula consisting of a pair of slight, rounded, adjacent lobesj 

 jirojecting very sliglitly; cerci straight, slender, and short, scarcely! 

 reaching the tip of the supraanai plate, nearly straight on the infei iorl 

 margin, above narrowing rapidly in basal, gradually in apical, hiilfi 

 again more rapidly at extreme tip. the apex bluntly acuminate; iniVaj 

 C3rcal plates broad at base^ regularly tapering, with nearly straidKl 

 outer margin, failing to attain the tip of the supraanai plate, visiblej 

 outside the recumbent cerci. 



Len ;;th of body, male, 20..") mm., female, 24.5 mm.; antennae, niale| 

 female, 10.5 mm.; tegmina, male, female, 8 mm.; hind femora, male, 1j| 

 mm., female, 1> mm. 



