22 CLADISPA. 



few deep impressions. Scutellum impunctate. Elytra broader than 

 the base of the thorax, their sides nearly parallel, rounded at the 

 apex ; above convex, the lateral margins slightly dilated and re- 

 flexcd, finely toothed in fi-ont and towards the apex ; each elytron 

 with ten rows of distinct pimctiu-es, those on the sides more deeply 

 impressed; interstices smooth, minutely punctiu-ed. Beneath blue- 

 black. 



Eab. Cayenne ; Amazons. Collected by H, "W. Bates, Esq. 



British Museum. Collections of M. Chevrolat, F. Pascoe, Esq., and 

 J. S. Baly. 



Species mild ignota. 



Alurnus cyanipennis, Perty. 



" A. capite nigi'o ; thorace nifo ; elytris cyaneis. 

 " Long. 31'" ; lat. hum. li'". 



'•' Hah. In montibus Prov. Minarum. 



"A. thorax antrorsum rotundatus, angulis posticis acutis; punctulattts, 

 juxta marginem latcralem reflexum utrinque impressus. Elytra 

 thoracis latitudine, nitida, longitudinaliter punctiilata, postice ro- 

 tundata, margine lateraU reflexo. Subtus nigi-o-cyaneus, nitidus. 

 Antennae nigrse. Pedes nigri, tarsis subtus albido-pid.vinatis. 



" Perty, Delect. Anim. Art. p. 100. t. 20. f. 4." 



Should this prove to be distinct, it will be necessary to change the 

 name, Eabricius having used it for a species of the same genus. 



Genus VI. CLADISPA. Details, Tab. I. Fig. 6. 



Antennm (fig. 6 a) robustse, coqjoris dimidii longitudine, articulo 

 primo incrassato, paullo cornpresso, secundo et duobus proximis 

 compressis, singulis ajiice oblique trancatis et dilatatis, antror- 

 sum in spina brevi acuta productis, caeteris cylindiicis, magni- 

 tuchne perparum decrescentibus, apice oblique truncatis, idtimo 

 oblongo, obtuso. 



Labrum (fig. 6 h) transversum, deflexum, supra longitudinaliter cari- 

 natum, 



Mandihula' (fig. 6 e) trigonce. 



Palpi robusti, compressi ; maanllares (fig. 6 d) articulo primo parvo, 

 obconico, oblique tnincato, secundo duobus sequentibus longitu- 

 dine sequaH, leniter curvato, ad apicem paullo incrassato, tertio 

 brcA-i, transvcrso, ultimo ovato, apice subacute; lahiales (fig. 6 e) 

 articido primo obconico, secundo paullo ampHato, subclavato, 

 apice oblique truncato, ultimo ovato. 



Labium oblongum (fig. 6/) ; mento (fig. Qg) brevi, transverse ; liguld 

 (fig. 6 li) quacbato-oblonga apice obtuse rotundata. 



CajixU facie inter oculos subverticali, deoreum vix spcctantc, ocuhs 

 ovato-rotundatis, intcgTis. 



