ACONTISTA. 135 



$ . Prasina. Caput vertice declivi, sulcato ; scutello faciali angusto, transverso, toto piano, superne in medio 

 truneato. Pronotum basi parum constrictum. Elytra tota prasina, lata, campo marginali latiusculo, 

 margine costali toto arcuato. Alae antice lateritiae, postice fuscae, albo-lineatse (parte rufa parallela, basi 

 haud dilatata) ; campo anteriore et ad apicem rubro (apice haud byalino), apice parum coarctato, ante 

 apicem macula fusca ; campo posteriore margin e externo anguste irregulariter albido-vitreo, vena dividente 

 apice parum arcuata. Abdomen sat latum, fusiforme. Tibiae anticae spinis 12 : 15. 



Var. Alarum venae radiatee campi postici albidae. 



<S . Scutellum faciale superne truncatum vel angulatum. Pronotum postice magis constrictum. Elytra 

 angusta, hyalina, campo marginali coriaceo-prasino ; campo discoidali ultra medium maculis 2 fuscis. 

 Alae ut in feminis ; campo anteriore lateritio, dimidia parte basali campi postici vitrea, margine apicali 

 vitreo, inquinato, apice imo fusco (vel byalinae, venis runs, campo antico et ima basi postici runs, fascia 

 lata arcuata fusca, apicem byalinam liberante, nonnunquam in maculas soluta, ad marginem costalem 

 perducta ; apice imo fusco). 



Var. Elytra et alae breviora. 



5 . Long. 27 ; pronot. 7, femor. ant. 8, elytr. 15-5, latit. elytr. 5-5 millim. 



cJ. Long. 20; pronot. 5-5, femor. ant. 5*75, elytr. 19 # 5, latit. elytr. 4-25 millim. 



Hab. Beazil, Rio Janeiro, Caravellas, Bahia (Mus. Genavense)."] 



[4. Acontista paraensis, sp. n. 



2 • A. concinnce simillima at minor ; scutello f aeiali planulo, superne rotundato-producto ; pronoto ut in 

 A. mexicana postice constricto. Alae fuscae ; campo anteriore lateritio, apice coarctato, margine apicali 

 toto (etsi apice campi antici) latiuscule byalino-limbato ; vitta rufa campi antici ad apicem frequenter 

 macula minore fusca. 



Long. 20 ; pronot. 5*25, femor. ant. 5'5, elytr. 12*25, latit. elytr. 4 # 5 millim. 



Hab. Beazil, Para (Mus. Genavense).'] 



5. Acontista mexicana, sp. n. 



Acontista cordilleree, Sauss. Mem. Mex., Mantid. p. 34 ( ? ) (nee $ ) ; Miss. Scient. Mex., Orthopt. 

 p. 239 (?) (nee <?). 



2 . Prasina. Caput vertice crasso, obliquo, 4-sulcato. Scutellum faciale foveolatum ; foveola media plana, 

 circumcirca subcarinata, margine utrinque ad antennas compresso, subtuberculato, superne angulato vel 

 obtuse truncate Pronotum posterius constrictum. Alae campo anteriore et fere dimidia parte basali 

 campi posterioris lateritiis, de reliquo fuscis, apice et margine externo latiuscule hyalmis ; campo ante- 

 riore ante partem hyalinam macula vel fascia fusca ; (pars rufa ad basin dilatata ; pars fusca fasciam 

 latam ad marginem anticum alae anguste perductam eificiens) ; campo anteriore apice valde coarctato, 

 vena dividente sensim arcuata. Abdomen dilatatum. Pedes fusco-fasciati ; tibiae anticae spinis 12 : 16. 



Var. a. Elytra macula stigmatis minuta. — b. Abe inter pagum rufum et pagum fuscum linea irregulari 

 byalina. — e. Eascia fusca in campo antico evanida. 



Long. 22 ; pronot. 6-5, femor. ant. 6*75, elytr. 16*5, latit. elytr. 5-2 millim. 



Hab. Mexico, Cordova (Hoge), Atoyac in Vera Cruz (Schumann), Guerrero (H. H. 

 Smith) ; Nicaeagua, Chontales (Janson) ; Panama, Bugaba 800 to 1500 feet, Volcan 

 de Chiriqui 2000 to 3000 feet (Champion). 



In A. mexicana ? , the red coloration of the hind wings is considerably extended on 

 the posterior field, forming a red band, which is much dilated towards the base of the 

 wing, while in A. concinna and other South- American species it only extends on to the 

 base of the posterior field, forming a parallel band. 



