338 Annals of the Carnegie Museum. 



cate, the hind border smooth. Ovipositor narrow, 



curved Adeclus- Brunner. 



hh. Genicular lobes of the femora obtuse. 



H cemodiasma Brunner. 

 gg. Femora spined above. (Pronotum saddle-shaped, the 

 metazona en both sides furnished with a spine. Ovi- 

 positor narrow, a little curved .... Dicanlhodis Walker. 

 dd. Anterior femora more or less compres.=ed. Middle tibiae compressed, 

 sometimes spined on the posterior margin or entirely unarmed. 

 e. Middle tibiae above one- to three-spined basally, very rarely 

 without spines. (In Dasyscelus). 



f. Tegmina much abbreviated Dasyscelus Redtenbacher. 



ff. Tegmina fully developed. 



g. Upper carina of the anterior and posterior femora terminat- 

 ing at the apex in an acuie apical lobe. Middle tibiae 

 above armed with three flattened spines. (Front 

 femora a little longer than the pronotum. Posterior 

 tibiae armed above on the inner margin with heavier 



spines) Anonisliis Walker. 



gg. Upper carina of the anterior and posterior femora apically 

 running out or missing. Middle tibiae armed above 

 with two acute spines or with one spine 

 h. Wings with the transverse veins narrowly pale- 

 bordered. Posterior tibiae hardly compressed from 

 the sides, armed above on the inner margin with nine 



large dilated teeth Pleminia Stal. 



hh. Wings unicolorous smoky or tessellate. Posterior 



tibiae somewhat compressed, armed above with ten 



to twelve spines net much larger nor dilated. 



i. Disc of the pronotum not provided with large 



tubercles, or sometimes with two obtuse ones on 



each side. 



j. Anterior femora below three- to four-spined. 



Middle tibiae above two- to four-spined. 



Wings not tessellate (except in Lichenochrus 



iessellatus and muiicus). Metazona of the 



pronotum neither angulated nor tuberculated 



at its sides Lichenochrus Karsch. 



jj. Anterior femora below smooth or nearly smooth. 

 Middle tibiae above typically sometimes armed 

 basally with one spine. Wings always tessel- 

 late. Metazona of the pronotum laterally 

 subangulate and on both sides provided with 

 large obtuse tubercles. (Genicular lobes of 

 the hind femora spined). . Acattlhodis Serville. 

 2 According to Kirby (Syn. Cat. Orth., II, p. 314) the genus Apereisis Walker 

 should be placed between Adeclus and Hcemodiasma. 



