Mr. W. L. Distant on ITomoptera. 201 



tlie upper part of fliese a short lonfritarllnal carination ; other 

 characters fjenerally as in Acra'/Jiia, S(al, from which it is 

 differentiated by tlic structure of the head ; rostrum variable 

 in hMigth, often rcacliiiit^ tlie j)eiiultimate abdominal segment. 

 Type, Z. irrorata^ Bhmch. {Pccocera). 



Zeunasa irrorata. 



Popocera irrornta, Blancli. ia d'Orbigny, Voy. vi. (2) p. 221, t. xxxi. 



fig. 1 (1846). 

 roiocera arrosa, Walk. List Horn. ii. p. 294 (1851). 



Genus Acmonia. 

 Acmonia, Stul, Hem. Afr. iv. p. 137 (1866). 

 Type, A. dicliroa^ Germ. {Lystra). 



Acmonia Fiehrigl^ sp. n. 



Vertex of head, face, and clypeus ochraceous ; pronotum 

 and mesonotum dark olivaceous, very finely and minutely 

 speckled with grey; abdomen above sanguineous j metanotum, 

 broad central basal fascia and apical margin to abdomen 

 black ; body beneath and legs ochraceous ; apex of clypeus, 

 coxffi, spots and suffusions to legs, and lateral and posterior 

 margins to abdominal segments, black ; tegmina with 

 about basal two thirds piceous, the venation and base of 

 costal membrane ochraceous and with a few ochraceous spots 

 near its termination at inner angle, apical area subiiyaline, 

 with the venation ochraceous ; wings with about basal third 

 reddish ochraceous outwardly margined with black, the apical 

 half of anal area piceous, apical two tliirds hyaline witii the 

 venation black ; marginal ridges of vertex undulate ; face 

 granulose, very obsoletely tricarinate ; clypeus centrally 

 broadly subfoveate; rostrum just passing posterior coxae; 

 pronotum transversely wrinkled, strongly centrally longitu- 

 dinally ridged ; mesonotum distinctly tricarinate, the lateral 

 carinations strongly sinuate. 



Long., excl. tegra., 11 mm.; exp. tegm. 28 mm. 



Hah. Paraguay; San Bernardino (A". i^<e^?-/^, Brit. Mus.), 



Acmonia Crowleyi, sp. n. 



Head, pronotum, mesonotum, face, and clypeus olivaceous 

 brown ; abdomen above, apex of clypeus, and legs black ; 

 abdomen beneath, lateral margins of abdomen above, and 

 spots and streaks to legs ochraceous, posterior abdominal 

 segmental margins above sanguineous ; tegmina olivaceous 



