Lonjicornia from Africa and Madagascar. 305 



Compsomera nigricollis, n. s. 



Capite fiiRCO-ferrugineo ; prothorace nigro, opaco, dense snb- 

 riigoso piinctato ; elytris chalybeato-cj'aneis, fasciis longitudiualibus 

 a basi ultra medium extensis, nigris ; versus basin dense asperato- 

 punctatis, versus apicem minute et subdense granulosis : corpora 

 subtus atro-fusco, leviter giiseo-sericeo-pubescente ; antennis pedi- 

 busque rufo-ferrugineis, femoribus leviter rugoso-punctatis ; scapo 

 antennarum scabroso. Long. 27 mm. 



Hah, Mamboia (E. Africa). 



Head obscure reddish brown, faintly punctured in front. Pro- 

 thorax dull black, very densely punctured. Elytra of a metallic 

 blue, tinted with violet posteriorly ; with two longitudinal black 

 fasciae on each, and a common triangular black fascia all united at 

 the base ; with the outermost or marginal fascia of each elytron 

 broad, dilated posteriorly, and cut away obliquely behind, the 

 inner fascia narrow, attenuated posteriorly, and united at its 

 extremity with the outer fascia. Towards the base the elytra are 

 closely and somewhat asperately punctured, posteriorly the pimc- 

 tures are replaced by minute and dense granules. Body under- 

 neath blackish brown, with a faint greyish white pubescence giving 

 silvery reflections in certain lights. Legs and antennae reddish 

 brown ; the femora somewhat rugosely punctured ; the scape of 

 the antennte scabrous. 



From the other described species of the genus easily 

 distinguished by having the prothorax almost wholly 

 black. 



Mecaspis mina, n. s. 

 Chalybeato-cyanea, nitida; prothoracis disco glabro, postice sat 

 dense punctulato; scutello modice elongato, transversim rugoso ; 

 elytris basi minutissime denseque punctulatis et subtiliter velutinis, 

 deinde glabris nitidis, sparsim punctulatis ; corpore subtus chaly- 

 beato-cyaneo, nitido ; prosterno haud tuberculato ; antennis pedi- 

 busque nigi'is, femoribus (basi exceptis) badiis; tarsis supra 

 griseo-pilosis, posterioribus argenteis. Long. 29 mm. 



Hah. Sierra Leone. 



Deep dark blue, passing in places to violet. Prothorax punctu- 

 late and very feebly rugulose on the disk, especially towards 

 the sides posteriorly ; the anterior and posterior sulci each with 

 two or three feeble transverse ridges. Elytra with the base very 

 minutely and closely punctulate and covered with a faint velvety 

 pile, the remainder glabrous and sparsely and finely punctured. 



