CHRYSOMELIDiE. MELASOMA. 351 



B. With the elytra obsoletely striated. 

 Sp. 3. vigintipunctata. Oblong o-ovata, cwruleo-atra, thorace viridi-ceneci, mar- 



gimhus ochraceis, puncto-cE7ieo,elytris ochraceis, macidis decern suturdque wneis. 



(Long. corp. 4 lin.) 

 Ch. vigintipunctata. i?'ffl;&wnw.—N.G. vigintipunctata. Steph.Cat. 225. iVo. 2304. 



Blue-hlack, shining : head with a triangular impression : thorax greenish-brass, 

 with the lateral margins ochraceous, with a small brassy dot on each : elytra 

 pale ocJiraceous, with the suture, and ten spots of dissimilar form, brassy, the 

 disc punctulated; the punctures obsoletely disposed in striae: legs brassy: 

 base of the femora rufous : tarsi with an ochraceous ring : antennse brassy, 

 with the apex fuscous. 



Extremely rare : my specimen I obtained from the Marsliamian 

 cabinet : of the locality of the insect I am not aware. 



Sp 5. aenea. Ovata, supra viridi-wnea, nitidissima, creberrime punctulata, subtus 

 obscurior, ano ferrugineo, thoracis lateribus obsolete incrassatis. (Long. corp. 

 3 lin.) 



Ch. anea. Linne.—N. G. a?nea. Steph. Catal. 225. No. 2306. 



Ovate, above brassy-green, very glossy: head sometimes of a golden hue, closely 

 punctured, with an impression on the forehead : thorax ivith the lateral mar- 

 gins very slightly incra-sated, the disc throughout thickly and rather coarsely 

 punctured, with an obscure fovea on each side : elytra plicate at the base, the 

 disc thickly and finely punctulate, frequently glossed with a golden tint: body 

 greenish-brass beneath, with its apex and lateral margins slightly rufescent : 

 legs greenish- brass, with the tarsi piceous : antenpse rufous beneath at the 

 base, or aeneous, the apex black. 



Not found near London ; but I understand this species occurs in 

 considerable plenty in the Duke of Devonshire's Park at Chats- 

 worth, in June, " Raehills." — Rev. W. Little. 



Sp. 6. cuprea. Suboblongo-ovata, viridi-cenea, thorace lateribus incrassato, elytris 

 gibbosis, cupreis, basi plicatis, abdominis margine rufescente. (Long. corp. 

 41 lin.) 



Sp. 4. Lapponica. Ohlongo-ovata, viridi-cenea, elytris rufo-testaceis, suturd, 

 maculd magnd diffbrmi baseos, fascia medid subundatd arcuque intra apicem 

 caruleis. (Long. corp. 4 lin.) 



Ch. Lapponica. Linne. — Turton (!)—N. G. Lapponica. Steph. Catal. 225. 

 No. 2305 note. 



Oblong-ovate, brassy-green : elytra rufo-testaceous, with the suture, an irre- 

 gular patch at the base, a slightly waved fascia in the middle, and an arch 

 within the apex, blue. 



Turton indicates this as British, but I have not seen a specimen. 



Mandibulata. Vol. IV. 31st Dec. 1831. a a 



