capite thoracis latitudine, post oculos evidenter angustato, temporibua 

 minus longis; antennis 25 mm. longis, crassis, apicem versus fortiter 

 angustatis, articulis cylindricis, totis nigris; clypeo sat tumido, eonvexo, 

 apice in medio arcuatim emarginato ; segmento mediano sat longo, dense 

 nigro-villoso, sat sparsim minus fortiter transverse-strigoso, medio elevato- 

 convexo, utrinque longitudinaliter impresso, postice in medio crista trans- 

 versa minus alta arcuata, lateribus mesopleurisque obtuse-tubercuhitis ; 

 abdomine elongato-ovali, thorace parum tantum latiore, pube brevissima 

 virescenti, vel violascenti-cœrulea egregie ornato, segmentis ventralibue : 

 3 — 4 parce, 5-to multo densius longiusque nigro-pilosis, sexto utrinque 

 valde dense longius fimbriato, septimo nitido, utrinque acute-denticulato, 

 valvula anali elongata, sat longa, apice nigro-fimbriata rotundataque, 

 basin versus angustata ; alis viridi-cyaneis splendidissimis violaceoque 

 tinctis, prassertim limbo apicali omnium. — <? ; long. 35 — 37 mm. ; alis 

 expansis 70 — 72 mm. 



Species hœc magnifica : de antennis, segmento mediano, segmentisque 

 ventralibus et alis facile cognoscitur. 



Patria : Brasilia (provincia Piauhy) (Mus. Hung). 



15. Pepsis vitripennis Smith. 



Pepsis vitri-pennis, Smith, Cat. Hym. Ins. Brit. Mus. III. pag. 197. u. 34. 

 Ç. (1855). 



Mas : feminae colore penitus similis ; antennis minus longis, tantum 

 16 — 17 mm., crassiusculis, apicem versus fortiter angustatis, totis nigris ; 

 abdominis segmentis ventralibus : 1 — 3 parce longius nigro-pilosis, quarto 

 utrinque e pilis longis introrsum versus arcuatim curvatis in fasciculos 

 duos parallelos divisis vestito, 5 — 6-toque nitidis, septimo utrinque dente 

 acuto armato, valvula anali elongata, minus lata, apice dense nigro-setosa. 

 basin versus leniter angustata et utrinque subacute-marginata. — Long. 

 25 — 27 mm. ; alis expansis 50 — 52 mm. 



Species: de antennis minus longis crassisque, segmento ventrali 

 quarto, valvula anali et alis pulcherrime laste-violaceis splendidissimis, a 

 congeneribus facile cognoscenda. 



Patria : Costa Kica (Coll. Magrettii !) ; Chiriqui (Mus. Hung.) ; Panama 

 (Mus. Hung.) ; Columbia (Smith). 



16. Pepsis lepida n. sp. 



Media, elongata, sat gracilis, nigra, pube brevissima virescenti- vel vio- 

 lascenti-cœrulea sericeoque lucida concinne ornataparciusqur nigro-pilosa : 

 capite thoracis latitudine, post oculos fortiter angustato, temporibua minus 



