46 SUPPLEMENT. 



pellucid. Length of the body 15 lines; expansion of the fore wings 

 30 lines. 



The partly black-bordered prothorax distinguishes it from the other 

 Meroucidii. 

 a. Chontales, Nicaragua. From Mr. Janson's collection. 



Page 455. 



For ACANTHODIS ANTENNATA read ACANTHODIS ATTENUATA. 



Page 457. 



Genus APEREISIS. 



Mas. Corpus gracile. Caput prothorace paullo angustius; fastigium 

 e spina brevi sulcata ; frons perobliqua. Oculi rotundi, prominuli. An- 

 tenna graciles, basi crassae, corpore longiores. Prothorax subsellatus, 

 subtuberculatus. Femora antica apice bispinosa. Femora quatuor pos- 

 terior subtus uniseriatim spinosa. Tibiae intermedia? supra bispinosa?. 

 Tibia? poslica? supra uniseriatim spinosae, subtus uniseriatim spinulosa?. 

 Alae abdomine paullo breviores. 



Male. Body slender. Head smooth, a little narrower than the pro- 

 thorax ; tip of the vertex forming a short furrowed spine ; front very 

 oblique. Eyes round, prominent. Antennae slender, except at the base, 

 longer than the body. Prothorax minutely tuberculate, slightly saddle- 

 shaped, narrower in front, with two transverse impressed lines; fore border 

 slightly arched ; sides and hind border nearly straight. Legs moderately 

 long ; fore femora with two apical spines above ; four posterior femora with 

 a single row of spines beneath, these are largest on the hind femora ; 

 middle tibiae with two spines above ; hind tibiae with a row of minute 

 spines beneath, and with a row of larger spines above. Wings a little 

 shorter than the abdomen. 



1. Ape re isis albidifer. 



Mas. Ferruginea ; prothorax albido biplagiatus ; ala antica sinistra 

 albido uniplagiata ; ala poslica cinerece. 



Male. Ferruginous. Prothorax with a long whitish patch on each 

 side. Left fore wing with a whitish patch near the base. Hind wings 

 cinereous. Length of the body 12 lines; expansion of the fore wings 17 

 lines, 

 a. Constancia, Brazil. Presented by the Rev. H. Clark. 



Genus ANONISTUS. 



Mas. Corpus gracile. Fastigium lanceolatum, excavalum. Oculi 

 rotundi, prominuli. Antenna graciles, basi crassa?. Prothorax rugosus, 

 margine antico subclavato, lateribus margineque postico subrotundatis. 

 Pedes breviusculi, femoribus tibiisque intermediis subtus uniseriatim 

 spinosis, femoribus poslicis subtus uniseriatim spinosis, tibiis posticis supra 

 uniseriatim fortiter spinosis. Ala? corpori aequilonga?. 



Male. Body slender. Head smooth ; tip of the vertex lanceolate, 

 excavated; sockets of the antenna? forming a ridge on the inner side. 

 Eyes round, prominent. Antenna? slender, except at the base. Prothorax 



