146 CEPHALOBONTA. 



vnth four elevated costa?, the one near the outer margin less 

 distinct])- raised than the rest ; interspaces -with a double row of 

 deep punctui-es ; the posterior angles, a narrow submarginal vitta, 

 a pale subapical fascia, and an indistinct sntural line abbreviated 

 towards its apex, shining purple with a metallic reflexion. Legs 

 slender, anterior pair elongate ; tibiae of the same pair in the 

 male armed with a short acute spine. 



ffah. Amazons ; Cayenne. 



British Museum, and collections of E. Sheppard, Esq., W. W. 

 Saunders, Esq., Major Parry, and J. S. Baly. 



30. Cephalodonta anchoralis, n. sp. 



C. elongata, parallela, dorso subdepressa, supra obscure fulva; ver- 

 tice, antennis, thoracis vitta lata, scutello, elytrorumque macula 

 communi anchorahformi antice, apiceque nigris ; subtus nigra, 

 nitida, capite, thorace, pectore, femorumque anticorum basi, fulvis. 



Lono;. 4 lin. 



^D* 



C. elongate, j)arallel, subdepressed along the back ; above obscure 

 fulvous ; a patch on the vertex, antennse, a broad vitta on the 

 thorax, the scutellum, and a large common anchor-shaped patch 

 placed on the anterior half of the elytra, together with their apex, 

 black. Head smooth, angled in front ; the outer border of the 

 eyes and a patch on the vertex black, the latter impressed near its 

 anterior edge with an oblong fovea ; antennae entirely black, fili- 

 form, slender, indistinctly incrassate at their apex, two-thirds the 

 length of the body, second joint nearly twice as long as the fii'st, 

 four terminal shorter than the intermediate joints, covered with 

 adj^ressed fulvous pubescence. Thorax transverse -quadrate ; sides 

 narrowly margined, notched at their extreme base, nearly straight 

 behind, indistinctly angled in the middle, narrowed and bisinuate 

 in front, anterior angles produced obHquely into a stout subacute 

 tooth, posterior armed with a minute tooth ; above convex, trans- 

 versely depressed just in front of the basal lobe ; surface closely 

 covered with large round shallow punctures, submgose ; middle 

 of disc with a broad black vitta extending from the base to the 

 apex ; ninning down the centre of the stripe is a narrow, indi- 

 stinctly raised line. Scutellum black. Elytra broader than the 

 thorax ; sides narrowly margined, parallel, shghtly dilated and 

 rounded towards the posterior angles, the latter produced almost 

 directly backwards into a flattened acute spine ; apex (Tab. IX. 

 fig. 32) rounded, its margin obtuse, serrate ; above flattened along 

 the back, convex on the sides ; shoulders prominent, laterally pro- 

 duced, the apex subacute ; surface regularly and deeply punctate- 

 striate ; alternate interstices subcostate, second and fourth from 

 the suture costate their whole length ; obscure fidvous, on each 

 elytron is a broad black fascia, which commences at the humeral 

 angle of the elytron and curves downwards to the middle of the 

 suture, along which it sends a broad branch upwards to the sen- 



